<SEC-DOCUMENT>0000891092-12-004036.txt : 20120720
<SEC-HEADER>0000891092-12-004036.hdr.sgml : 20120720
<ACCEPTANCE-DATETIME>20120720161430
ACCESSION NUMBER:		0000891092-12-004036
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		5
CONFORMED PERIOD OF REPORT:	20120720
ITEM INFORMATION:		Entry into a Material Definitive Agreement
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20120720
DATE AS OF CHANGE:		20120720

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			OMNICOM GROUP INC
		CENTRAL INDEX KEY:			0000029989
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-ADVERTISING AGENCIES [7311]
		IRS NUMBER:				131514814
		STATE OF INCORPORATION:			NY
		FISCAL YEAR END:			1211

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-10551
		FILM NUMBER:		12972486

	BUSINESS ADDRESS:	
		STREET 1:		437 MADISON AVE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
		BUSINESS PHONE:		2124153600

	MAIL ADDRESS:	
		STREET 1:		437 MADISON AVE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DOYLE DANE BERNBACH GROUP INC
		DATE OF NAME CHANGE:	19861117

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DOYLE DANE BERNBACH INTERNATIONAL INC
		DATE OF NAME CHANGE:	19850604

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DOYLE DANE BERNBACH INC
		DATE OF NAME CHANGE:	19781226
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>e49201_8k.htm
<DESCRIPTION>CURRENT REPORT
<TEXT>
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<P STYLE="margin: 0">&nbsp;</P>

<P STYLE="margin: 0">&nbsp;</P>

<P STYLE="margin: 0"></P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 6pt 0 0; text-align: center"><FONT STYLE="font-size: 16pt">UNITED
STATES<BR>
SECURITIES AND EXCHANGE COMMISSION</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-transform: uppercase; text-align: center"><B>Washington, DC
20549</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-transform: uppercase; text-align: center"><B>&nbsp;</B></P>

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<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 12pt 0 0; text-align: center"><FONT STYLE="font-size: 16pt">FORM
8-K</FONT></P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 6pt 0 0; text-align: center">&nbsp;</P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-transform: uppercase; text-align: center"><FONT STYLE="font-size: 14pt"><B>CURRENT
REPORT<BR>
PURSUANT TO SECTION 13 OR 15(<FONT STYLE="text-transform: none">d</FONT>) OF THE<BR>
SECURITIES EXCHANGE ACT OF 1934</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">&nbsp;</P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0; text-align: center"><FONT STYLE="font-size: 11pt; color: Black">Date
of Report (Date of earliest event reported)</FONT>: &nbsp;&nbsp;&nbsp;&nbsp;July 20, 2012</P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">&nbsp;</P>

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<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 12pt 0 0; text-transform: uppercase; text-align: center"><FONT STYLE="font-size: 16pt"><B>OMNICOM
GROUP INC.</B></FONT></P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">(Exact name of registrant as specified
in its charter)</P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">&nbsp;</P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">&nbsp;</P>

<TABLE ALIGN="CENTER" CELLSPACING="0" CELLPADDING="0" STYLE="width: 100%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD STYLE="width: 27%; padding-right: 5.4pt; padding-left: 5.4pt">
        <P STYLE="font: bold 12pt Times New Roman, Times, Serif; margin: 0; text-align: center">New York</P>
        <P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">(State or other jurisdiction<BR>
        of incorporation)</P></TD>
    <TD STYLE="width: 44%; padding-right: 5.4pt; padding-left: 5.4pt">
        <P STYLE="font: bold 11pt Times New Roman, Times, Serif; margin: 0; text-align: center">1-10551</P>
        <P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">(Commission<BR>
        File Number)</P></TD>
    <TD STYLE="width: 29%; padding-right: 5.4pt; padding-left: 5.4pt">
        <P STYLE="font: bold 11pt Times New Roman, Times, Serif; margin: 0; text-align: center">13-1514814</P>
        <P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">(IRS Employer<BR>
        Identification No.)</P></TD></TR>
</TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">&nbsp;</P>

<TABLE ALIGN="CENTER" CELLSPACING="0" CELLPADDING="0" STYLE="width: 100%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD STYLE="width: 50%; padding-right: 5.4pt; padding-left: 5.4pt">
        <P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0; text-align: center"><FONT STYLE="font-size: 11pt">437
        Madison Avenue, New York, NY</FONT></P>
        <P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0; text-align: center"><FONT STYLE="font-size: 10pt">(<FONT STYLE="color: black">Address
        of principal executive offices</FONT>)</FONT></P></TD>
    <TD STYLE="width: 50%; padding-right: 5.4pt; padding-left: 5.4pt">
        <P STYLE="font: bold 11pt Times New Roman, Times, Serif; margin: 0; text-align: center">10022</P>
        <P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">(Zip Code)</P></TD></TR>
</TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">&nbsp;</P>

<P STYLE="font: bold 11pt Times New Roman, Times, Serif; margin: 0; text-align: center"><FONT STYLE="color: black">Registrant&rsquo;s
telephone number, including area code</FONT>: (212) 415-3600</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">&nbsp;</P>

<P STYLE="font: bold 11pt Times New Roman, Times, Serif; margin: 0; text-align: center"><FONT STYLE="font-size: 12pt"><B>Not Applicable</B></FONT></P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">(<FONT STYLE="color: black">Former name
or former address, if changed since last report</FONT>)</P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">&nbsp;</P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0 0 6pt; text-align: center; text-indent: 0.25in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0 0 6pt; text-indent: 0.25in"><FONT STYLE="color: black">Check the
appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under
any of the following provisions</FONT> (<FONT STYLE="color: black"><U>see </U>General Instruction A.2. below</FONT>):</P>

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<TD STYLE="width: 0.25in"></TD><TD STYLE="width: 0.25in"><FONT STYLE="font-family: Wingdings">&uml;</FONT></TD><TD><FONT STYLE="color: black">Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)</FONT></TD></TR></TABLE>

<TABLE CELLPADDING="0" CELLSPACING="0" WIDTH="100%" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 6pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 0.25in"></TD><TD STYLE="width: 0.25in"><FONT STYLE="font-family: Wingdings">&uml;</FONT></TD><TD><FONT STYLE="color: black">Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)</FONT></TD></TR></TABLE>

<TABLE CELLPADDING="0" CELLSPACING="0" WIDTH="100%" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 6pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 0.25in"></TD><TD STYLE="width: 0.25in"><FONT STYLE="font-family: Wingdings">&uml;</FONT></TD><TD><FONT STYLE="color: black">Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))</FONT></TD></TR></TABLE>

<TABLE CELLPADDING="0" CELLSPACING="0" WIDTH="100%" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 6pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 0.25in"></TD><TD STYLE="width: 0.25in"><FONT STYLE="font-family: Wingdings">&uml;</FONT></TD><TD><FONT STYLE="color: black">Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))&nbsp;</FONT></TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0"><B>Item 1.01 <FONT STYLE="color: black">Entry into a Material Definitive
Agreement</FONT>.</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0"><B></B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">On July 20, 2012, Omnicom Group Inc.&rsquo;s
(the &ldquo;<U>Company</U>&rdquo;) wholly-owned finance subsidiary Omnicom Finance Inc. (&ldquo;<U>OFI</U>&rdquo;) was merged with
and into the Company. Pursuant to the merger, Omnicom has assumed OFI's obligations under the terms of the indentures governing
the Company&rsquo;s, OFI&rsquo;s and Omnicom Capital Inc.&rsquo;s (&ldquo;<U>OCI</U>&rdquo;) Zero Coupon Zero Yield Convertible
Notes due 2032, Zero Coupon Zero Yield Convertible Notes due 2033, Zero Coupon Zero Yield Convertible Notes due 2038, 5.90% Notes
due 2016, 6.25% Senior Notes due 2019, 4.45% Senior Notes due 2020 and 3.625% Senior Notes due 2022 (collectively, the &ldquo;<U>Notes</U>&rdquo;).</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">As a result of the merger, and to reflect the
foregoing, the Company and OCI (collectively, the &ldquo;<U>Issuers</U>&rdquo;) have entered into (i) the sixth supplemental indenture
(the &ldquo;<U>2032 Supplemental Indenture</U>&rdquo;), dated as of July 20, 2012, by and among the Issuers and Deutsche Bank Trust
Company Americas, as trustee (the &ldquo;<U>Trustee</U>&rdquo;), to the indenture, dated as of March 6, 2002 (as amended, supplemented
or otherwise modified through the date hereof, the &ldquo;<U>2032 Indenture</U>&rdquo;), (ii) the seventh supplemental indenture
(the &ldquo;<U>2033/2038 Supplemental Indenture</U>&rdquo;), dated as of July 20, 2012, by and among the Issuers and the Trustee,
to the indenture, dated as of June 10, 2003 (as amended, supplemented or otherwise modified through the date hereof, the &ldquo;<U>2033/2038
Indenture</U>&rdquo;), (iii) the second supplemental indenture (the &ldquo;<U>2016 Supplemental Indenture</U>&rdquo;), dated as
of July 20, 2012, by and among the Issuers and the Trustee, to the indenture, dated as of March 29, 2006 (as amended, supplemented
or otherwise modified through the date hereof, the &ldquo;<U>2016 Indenture</U>&rdquo;), and (iv) the fourth supplemental indenture
(the &ldquo;<U>2019/2020/2022 Supplemental Indenture</U>&rdquo; and, together with the 2032 Supplemental Indenture, the 2033/2038
Supplemental Indenture and the 2016 Supplemental Indenture, the &ldquo;<U>Supplemental Indentures</U>&rdquo;), dated as of July
20, 2012, by and among the Issuers and the Trustee, to the indenture, dated as of July 1, 2009 (the &ldquo;<U>2019/2020/2022 Indenture</U>&rdquo;
and, together with the 2032 Indenture, the 2033/2038 Indenture and the 2016 Indenture, the &ldquo;<U>Indentures</U>&rdquo;).</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">The description of the Supplemental Indentures
is not complete and is qualified in its entirety by the full text of the Supplemental Indentures attached hereto as Exhibits 4.1,
4.2, 4.3 and 4.4.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0"><B>Item 9.01. Financial Statements and Exhibits. </B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(d) <I>Exhibits.
</I></P>





<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-indent: 41.25pt">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-indent: 41.25pt"></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 6pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 39pt; text-align: left; vertical-align: top; border-bottom: Black 1pt solid; padding-bottom: 6pt"><B>Exhibit Number</B></TD><TD STYLE="width: 5pt"></TD><TD STYLE="text-align: left; vertical-align: bottom; border-bottom: Black 1pt solid; padding-bottom: 6pt; width: 600pt"><B>Description</B></TD>
</TR></TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-indent: 41.25pt">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 6pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 39pt; text-align: left">4.1</TD><TD STYLE="width: 5pt"></TD><TD>Sixth Supplemental Indenture, dated as of July 20, 2012, among Omnicom Group Inc.,
Omnicom Capital Inc. and Deutsche Bank Trust Company Americas, as trustee, to the Indenture, dated as of March 6, 2002, between
Omnicom Group Inc. and JPMorgan Chase Bank, as trustee.</TD>
</TR></TABLE>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 6pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 39pt; text-align: left">4.2</TD><TD STYLE="width: 5pt"></TD><TD>Seventh Supplemental Indenture, dated as of July 20, 2012, among Omnicom Group Inc.,
Omnicom Capital Inc. and Deutsche Bank Trust Company Americas, as trustee, to the Indenture, dated as of June 10, 2003, between
Omnicom Group Inc. and JPMorgan Chase Bank, as trustee.</TD>
</TR></TABLE>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 6pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 39pt; text-align: left">4.3</TD><TD STYLE="width: 5pt"></TD><TD>Second Supplemental Indenture, dated as of July 20, 2012, among Omnicom Group Inc.,
Omnicom Capital Inc. and Deutsche Bank Trust Company Americas, as trustee, to the Indenture, dated as of March 29, 2006, among
Omnicom Group Inc., Omnicom Capital Inc., Omnicom Finance Inc. and Deutsche Bank Trust Company Americas, as trustee.</TD>
</TR></TABLE>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 6pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 39pt; text-align: left">4.4</TD><TD STYLE="width: 5pt"></TD><TD>Fourth Supplemental Indenture, dated as of July 20, 2012, among Omnicom Group Inc.,
Omnicom Capital Inc. and Deutsche Bank Trust Company Americas, as trustee, to the Indenture, dated as of July 1, 2009, among Omnicom
Group Inc., Omnicom Capital Inc., Omnicom Finance Inc. and Deutsche Bank Trust Company Americas, as trustee.</TD>
</TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: left">&nbsp;</P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 5pt 0 10pt; text-transform: uppercase; text-align: center"><FONT STYLE="color: black"></FONT>SIGNATURES</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0 0 10pt; text-indent: 0.5in"><FONT STYLE="color: black">Pursuant to
the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf
by the undersigned hereunto duly authorized</FONT>.</P>

<TABLE CELLSPACING="0" CELLPADDING="0" ALIGN="RIGHT" STYLE="width: 50%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD COLSPAN="3" STYLE="font: small-caps bold 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; padding-bottom: 9pt">Omnicom Group Inc.</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in">By:</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in; border-bottom: Black 1pt solid">&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in; border-bottom: Black 1pt solid">&nbsp;/s/ Philip J. Angelastro</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 4%">&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 8%">Name:</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 58%">Philip J. Angelastro</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt">&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt">Title:</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt">Senior Vice President Finance and Controller</TD></TR>
</TABLE><BR STYLE="clear: both">
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">Date: July 20, 2012</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center"><FONT STYLE="text-transform: uppercase"><B>Index
to Exhibits</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 5.5pt 5.5pt 5.5pt 0; text-indent: 139.85pt">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 6pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 39pt; text-align: left; vertical-align: bottom; border-bottom: Black 1pt solid; padding-bottom: 6pt"><B>Exhibit Number</B></TD><TD STYLE="width: 5pt"></TD><TD STYLE="text-align: left; vertical-align: bottom; border-bottom: Black 1pt solid; padding-bottom: 6pt; width: 600pt"><B>Description</B></TD>
</TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-indent: 41.25pt">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 6pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 39pt; text-align: left">4.1</TD><TD STYLE="width: 5pt"></TD><TD>Sixth Supplemental Indenture, dated as of July 20, 2012, among Omnicom Group Inc.,
Omnicom Capital Inc. and Deutsche Bank Trust Company Americas, as trustee, to the Indenture, dated as of March 6, 2002, between
Omnicom Group Inc. and JPMorgan Chase Bank, as trustee.</TD>
</TR></TABLE>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 6pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 39pt; text-align: left">4.2</TD><TD STYLE="width: 5pt"></TD><TD>Seventh Supplemental Indenture, dated as of July 20, 2012, among Omnicom Group Inc.,
Omnicom Capital Inc. and Deutsche Bank Trust Company Americas, as trustee, to the Indenture, dated as of June 10, 2003, between
Omnicom Group Inc. and JPMorgan Chase Bank, as trustee.</TD>
</TR></TABLE>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 6pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 39pt; text-align: left">4.3</TD><TD STYLE="width: 5pt"></TD><TD>Second Supplemental Indenture, dated as of July 20, 2012, among Omnicom Group Inc.,
Omnicom Capital Inc. and Deutsche Bank Trust Company Americas, as trustee, to the Indenture, dated as of March 29, 2006, among
Omnicom Group Inc., Omnicom Capital Inc., Omnicom Finance Inc. and Deutsche Bank Trust Company Americas, as trustee.</TD>
</TR></TABLE>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 6pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 39pt; text-align: left">4.4</TD><TD STYLE="width: 5pt"></TD><TD>Fourth Supplemental Indenture, dated as of July 20, 2012, among Omnicom Group Inc.,
Omnicom Capital Inc. and Deutsche Bank Trust Company Americas, as trustee, to the Indenture, dated as of July 1, 2009, among Omnicom
Group Inc., Omnicom Capital Inc., Omnicom Finance Inc. and Deutsche Bank Trust Company Americas, as trustee.</TD>
</TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>


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<DOCUMENT>
<TYPE>EX-4.1
<SEQUENCE>2
<FILENAME>e49201ex4-1.htm
<DESCRIPTION>SIXTH SUPPLEMENTAL INDENTURE
<TEXT>
<HTML>
<HEAD>
     <TITLE></TITLE>
</HEAD>
<BODY STYLE="font: 10pt Times New Roman, Times, Serif">

<P STYLE="margin: 0"></P>

<P STYLE="font: bold 12pt Times New Roman, Times, Serif; margin: 0 0 0.25in; text-align: right">Exhibit
4.1<FONT STYLE="font-size: 12pt">&nbsp;</FONT></P>


<P STYLE="margin-top: 0; text-align: center; margin-bottom: 0"><FONT STYLE="font-size: 12pt"><B>SIXTH SUPPLEMENTAL INDENTURE</B></FONT></P>

<P STYLE="margin: 0"><FONT STYLE="font-size: 12pt">&nbsp;</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 1in"><FONT STYLE="font-size: 12pt">This SIXTH
SUPPLEMENTAL INDENTURE (the &ldquo;<U>Supplemental Indenture</U>&rdquo;) dated as of July 20, 2012 among OMNICOM GROUP INC., a
New York corporation (the &ldquo;<U>Company</U>&rdquo;), OMNICOM CAPITAL INC., a Connecticut corporation (&ldquo;<U>OCI</U>&rdquo;
and, together with the Company, the &ldquo;<U>Issuers</U>&rdquo;), and <FONT STYLE="text-transform: uppercase">Deutsche Bank Trust
Company Americas</FONT>, as trustee under the indenture referred to below (the &ldquo;<U>Trustee</U>&rdquo;).</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: center"><FONT STYLE="font-size: 12pt">W I T
N E S S E T H:</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in"><FONT STYLE="font-size: 12pt">WHEREAS,
the Issuers, Omnicom Finance Inc., a Delaware corporation (&ldquo;<U>OFI</U>&rdquo;), and the Trustee have heretofore executed
and delivered to the Trustee an Indenture, dated as of March 6, 2002, as amended by the First Supplemental Indenture, dated as
of February 13, 2004 (the &ldquo;<U>First Supplemental Indenture</U>&rdquo;), the Second Supplemental Indenture, dated as of August
12, 2004, the Third Supplemental Indenture, dated as of November 4, 2004, the Fourth Supplemental Indenture, dated as of July
10, 2008 and the Fifth Supplemental Indenture, dated as of August 8, 2008 (as so amended, the &ldquo;<U>Indenture</U>&rdquo;),
relating to the issuance of an aggregate principal amount of up to $900,000,000 of Zero Coupon Zero Yield Convertible Notes due
2032 (the &ldquo;<U>Securities</U>&rdquo;), all of which have been issued and $252,772,000 of which are outstanding on the date
hereof;</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in"><FONT STYLE="font-size: 12pt">WHEREAS, as permitted
by the Indenture, including the provisions of Article V thereof, OFI has been merged with and into the Company;</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in"><FONT STYLE="font-size: 12pt">WHEREAS, the
Issuers desire to enter into this Supplemental Indenture pursuant to the Indenture to supplement the Indenture to evidence that
the Company shall succeed to, and be substituted for, and may exercise every right and power of OFI;</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 1in"><FONT STYLE="font-size: 12pt">NOW THEREFORE,
for good and valuable consideration, the receipt of which is hereby acknowledged, the Issuers and the Trustee mutually covenant
and agree for the equal and ratable benefit of the holders of the Securities as follows:</FONT></P>

<P STYLE="font: normal 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in"><FONT STYLE="font-size: 12pt">1.<FONT STYLE="font-family: Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;</FONT><U>Definitions</U>. All capitalized terms used but not defined herein shall have the meanings given to such terms set forth
in the Indenture.</FONT></P>

<P STYLE="font: normal 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in"><FONT STYLE="font-size: 12pt">2.<FONT STYLE="font-family: Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<U>Merger;
Discharge</U>. The Company shall succeed to, and be substituted for, and may exercise every right and power of OFI, and consequently,
OFI is hereby discharged and released from any obligations under the Indenture.</FONT></FONT></P>

<P STYLE="font: normal 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in"><FONT STYLE="font-size: 12pt">3.<FONT STYLE="font-family: Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<U>Separability
Clause</U>. In case any provision in this Supplemental Indenture shall be invalid, illegal or unenforceable, the validity, legality
and enforceability of the remaining provisions shall not in any way be affected or impaired thereby.</FONT></FONT></P>

<P STYLE="font: normal 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in"><FONT STYLE="font-size: 12pt">4.<FONT STYLE="font-family: Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</FONT><U>Ratification of Indenture; Supplemental Indenture Part of Indenture</U>. Except as expressly amended hereby, the Indenture
is in all respects ratified and confirmed and all the terms, conditions and provisions thereof shall remain in full force and
effect. In the event of a conflict between the terms and conditions of the Indenture and the terms and conditions of this</FONT></P>

<P STYLE="font: normal 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in"><FONT STYLE="font-size: 12pt"></FONT></P>

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<P STYLE="font: normal 12pt Times New Roman, Times, Serif; margin: 0 0 12pt;"><FONT STYLE="font-size: 12pt">Supplemental
Indenture, then the terms and conditions of this Supplemental Indenture shall prevail. This Supplemental Indenture shall form
a part of the Indenture for all purposes, and every holder of Securities heretofore or hereafter authenticated and delivered shall
be bound hereby.</FONT></P>

<P STYLE="font: normal 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in"><FONT STYLE="font-size: 12pt">5.<FONT STYLE="font-family: Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<U>Trust
Indenture Acts Controls</U>. If any provision of this Supplemental Indenture limits, qualifies or conflicts with any provision
of the Trust Indenture Act of 1939, as amended (&ldquo;<U>TIA</U>&rdquo;), that is required under the TIA to be part of and govern
any provision of this Supplemental Indenture, the provision of the TIA shall control. If any provision of this Supplemental Indenture
modifies or excludes any provisions of the TIA that may be so modified or excluded, the provisions of the TIA shall be deemed
to apply to the Indenture as so modified or to be excluded by this Supplemental Indenture, as the case may be.</FONT></FONT></P>

<P STYLE="font: normal 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in"><FONT STYLE="font-size: 12pt">6.<FONT STYLE="font-family: Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<U>Governing
Law</U>. THIS SUPPLEMENTAL INDENTURE SHALL BE GOVERNED BY AND CONSTRUED IN ACCORDANCE WITH THE LAWS OF THE STATE OF NEW YORK,
AS APPLIED TO CONTRACTS MADE AND PERFORMED WITHIN THE STATE OF NEW YORK WITHOUT GIVING EFFECT TO THE PRINCIPLES OF CONFLICTS OF
LAW.</FONT></FONT></P>

<P STYLE="font: normal 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in"><FONT STYLE="font-size: 12pt">7.<FONT STYLE="font-family: Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<U>Trustee
Makes No Representation</U>. The statements herein, except the Trustee's certificates of authentication, are deemed to be those
of the Company or OCI, as applicable, and not of the Trustee. The Trustee makes no representation as to the validity or sufficiency
of this Supplemental Indenture.</FONT></FONT></P>

<P STYLE="font: normal 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in"><FONT STYLE="font-size: 12pt">8.<FONT STYLE="font-family: Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<U>Multiple
Originals</U>. The parties may sign any number of copies of this Supplemental Indenture. Each signed copy shall be an original,
but all of them together represent the same agreement. One signed copy is enough to prove this Supplemental Indenture.</FONT></FONT></P>

<P STYLE="font: normal 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in"><FONT STYLE="font-size: 12pt">9.<FONT STYLE="font-family: Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<U>Effect
of Headings</U>. The Section headings herein are for convenience only and shall not effect the construction thereof.</FONT></FONT></P>

<P STYLE="font: normal 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in"><FONT STYLE="font-size: 12pt">10.<FONT STYLE="font-family: Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<U>Notices</U>.
Any request, demand, authorization, notice, waiver, consent or communication to any of the parties shall be made as set forth
in Section 12.02 of the Indenture.</FONT></FONT></P>

<P STYLE="font: normal 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in"><FONT STYLE="font-size: 12pt">11.<FONT STYLE="font-family: Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<U>Successors</U>.
All agreements of each of the Company and OCI in respect of this Supplemental Indenture shall bind its successor. All agreements
of the Trustee in this indenture shall bind its successor.</FONT></FONT></P>

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<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in"><FONT STYLE="font-size: 12pt"></FONT></P>


<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in"><FONT STYLE="font-size: 12pt">IN WITNESS
WHEREOF, this Supplemental Indenture has been duly executed by the Company, OCI and the Trustee as of the date first written above.</FONT></P>



<P STYLE="margin: 0"></P>

<TABLE CELLSPACING="0" CELLPADDING="0" ALIGN="RIGHT" STYLE="width: 50%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD COLSPAN="3" STYLE="font: small-caps bold 12pt Times New Roman, Times, Serif; padding-right: 5.4pt; padding-bottom: 12pt"><FONT STYLE="font: normal 12pt Times New Roman, Times, Serif; text-transform: uppercase">Omnicom
    Group Inc.</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in"><FONT STYLE="font-size: 12pt">By:</FONT></TD>
    <TD COLSPAN="2" STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in; border-bottom: Black 1pt solid"><FONT STYLE="font-size: 12pt">&nbsp;/s/
    Randall J. Weisenburger</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 4%"><FONT STYLE="font-size: 12pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 8%"><FONT STYLE="font-size: 12pt">Name:</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 58%"><FONT STYLE="font-size: 12pt">Randall J. Weisenburger</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">Title:</FONT></TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt"><P STYLE="margin: 0">Executive Vice President <BR>
and Chief Financial Officer</P>


</TD></TR>
</TABLE><BR STYLE="clear: both">

<P STYLE="margin: 0">&nbsp;&nbsp;</P>
<P STYLE="margin: 0">&nbsp;&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" ALIGN="RIGHT" STYLE="width: 50%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD COLSPAN="3" STYLE="font: small-caps bold 12pt Times New Roman, Times, Serif; padding-right: 5.4pt; padding-bottom: 9pt"><FONT STYLE="font: normal 12pt Times New Roman, Times, Serif; text-transform: uppercase">Omnicom
    CAPITAL Inc.</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in"><FONT STYLE="font-size: 12pt">By:</FONT></TD>
    <TD COLSPAN="2" STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in; border-bottom: Black 1pt solid"><FONT STYLE="font-size: 12pt">&nbsp;/s/
    Michael J. O&rsquo;Brien</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 4%"><FONT STYLE="font-size: 12pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 8%"><FONT STYLE="font-size: 12pt">Name:</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 58%"><FONT STYLE="font-size: 12pt">Michael J. O&rsquo;Brien</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt">&nbsp;</TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt">Title:</TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt">Secretary</TD></TR>
</TABLE><BR STYLE="clear: both">

<P STYLE="margin: 0">&nbsp;&nbsp;</P>

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<TR STYLE="vertical-align: top">
    <TD COLSPAN="3" STYLE="font: small-caps bold 12pt Times New Roman, Times, Serif; padding-right: 5.4pt; padding-bottom: 9pt"><FONT STYLE="font: normal 12pt Times New Roman, Times, Serif; text-transform: uppercase">Deutsche
    Bank Trust Company <BR>
    Americas,</FONT> <FONT STYLE="font: normal 12pt Times New Roman, Times, Serif">as Trustee</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in"><FONT STYLE="font-size: 12pt">By:</FONT></TD>
    <TD COLSPAN="2" STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in; border-bottom: Black 1pt solid"><FONT STYLE="font-size: 12pt">/s/ Christina Van Ryzin</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 4%"><FONT STYLE="font-size: 12pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 8%"><FONT STYLE="font-size: 12pt">Name:</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 58%"><FONT STYLE="font-size: 12pt">Christina
    Van Ryzin</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt">&nbsp;</TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt">Title:</TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt">Vice President</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in; padding-top: 18pt"><FONT STYLE="font-size: 12pt">By:</FONT></TD>
    <TD COLSPAN="2" STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in; border-bottom: Black 1pt solid; padding-top: 18pt"><FONT STYLE="font-size: 12pt">/s/ Kisha A. Holder</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">Name:</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">Kisha A. Holder</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt">&nbsp;</TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt">Title:</TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt">Vice President</TD></TR>

</TABLE><BR STYLE="clear: both">

<P STYLE="margin: 0">&nbsp;&nbsp;</P>

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<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in"><FONT STYLE="font-size: 12pt">IN WITNESS
WHEREOF, this Supplemental Indenture has been duly executed by the Company, as successor to Omnicom Finance Inc., as
of the date first written above.</FONT></P>



<P STYLE="margin: 0"></P>

<TABLE CELLSPACING="0" CELLPADDING="0" ALIGN="RIGHT" STYLE="width: 50%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD COLSPAN="3" STYLE="font: small-caps bold 12pt Times New Roman, Times, Serif; padding-right: 5.4pt; padding-bottom: 12pt"><FONT STYLE="font: normal 12pt Times New Roman, Times, Serif; text-transform: uppercase">Omnicom
    Group Inc.</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in"><FONT STYLE="font-size: 12pt">By:</FONT></TD>
    <TD COLSPAN="2" STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in; border-bottom: Black 1pt solid"><FONT STYLE="font-size: 12pt">&nbsp;/s/
    Randall J. Weisenburger</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 4%"><FONT STYLE="font-size: 12pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 8%"><FONT STYLE="font-size: 12pt">Name:</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 58%"><FONT STYLE="font-size: 12pt">Randall J. Weisenburger</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">Title:</FONT></TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt"><P STYLE="margin: 0">Executive Vice President <BR>
and Chief Financial Officer</P>


</TD></TR>
</TABLE><BR STYLE="clear: both">

<P STYLE="margin: 0">&nbsp;&nbsp;</P>
<P STYLE="margin: 0"></P>



<P STYLE="margin: 0">&nbsp;&nbsp;</P>

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<DOCUMENT>
<TYPE>EX-4.2
<SEQUENCE>3
<FILENAME>e49201ex4-2.htm
<DESCRIPTION>SEVENTH SUPPLEMENTAL INDENTURE
<TEXT>
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<P STYLE="font: bold 12pt Times New Roman, Times, Serif; margin: 0 0 0.25in; text-transform: uppercase; text-align: center">&nbsp;<B>SEVENTH
<FONT STYLE="text-transform: none">SUPPLEMENTAL INDENTURE</FONT></B></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 1in">This SEVENTH SUPPLEMENTAL INDENTURE (the
&ldquo;<U>Supplemental Indenture</U>&rdquo;) dated as of July 20, 2012 among OMNICOM GROUP INC., a New York corporation (the &ldquo;<U>Company</U>&rdquo;),
OMNICOM CAPITAL INC., a Connecticut corporation (&ldquo;<U>OCI</U>&rdquo; and, together with the Company, the &ldquo;<U>Issuers</U>&rdquo;),
and Deutsche Bank Trust Company Americas, as trustee under the indenture referred to below (the &ldquo;<U>Trustee</U>&rdquo;).</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: center">W I T N E S S E T H:</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in">WHEREAS, the Issuers, Omnicom Finance
Inc., a Delaware corporation (&ldquo;<U>OFI</U>&rdquo;), and the Trustee have heretofore executed and delivered to the Trustee
an Indenture, dated as of June 10, 2003, as amended by the First Supplemental Indenture, dated as of November 5, 2003 (the &ldquo;<U>First
Supplemental Indenture</U>&rdquo;), the Second Supplemental Indenture, dated as of November 4, 2004, the Third Supplemental Indenture,
dated as of November 10, 2004, the Fourth Supplemental Indenture, dated as of June 30, 2006, the Fifth Supplemental Indenture,
dated as of June 8, 2010, and the Sixth Supplemental Indenture, dated as of June 21, 2010 (as so amended, the &ldquo;<U>Indenture</U>&rdquo;),
relating to the issuance of an aggregate principal amount of $600,000,000 of Zero Coupon Zero Yield Convertible Notes due 2033
(the &ldquo;<U>2033 Securities</U>&rdquo;), $84,000 of which are outstanding as 2033 Securities on the date hereof and $406,622,000
of which are outstanding as Zero Coupon Zero Yield Convertible Notes due 2038 (the &ldquo;<U>2038 Securities</U>&rdquo; and, together
with the 2033 Securities, the &ldquo;<U>Securities</U>&rdquo;) on the date hereof;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">WHEREAS, as permitted by the Indenture, including
the provisions of Article V thereof, OFI has been merged with and into the Company;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">WHEREAS, the Issuers desire to enter into this
Supplemental Indenture pursuant to the Indenture to supplement the Indenture to evidence that the Company shall succeed to, and
be substituted for, and may exercise every right and power of OFI;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 1in">NOW THEREFORE, for good and valuable consideration,
the receipt of which is hereby acknowledged, the Issuers and the Trustee mutually covenant and agree for the equal and ratable
benefit of the holders of the Securities as follows:</P>

<P STYLE="font: normal 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in">1.<FONT STYLE="font: 7pt Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</FONT><U>Definitions</U>. All capitalized terms used but not defined herein shall have the meanings given to such terms set forth
in the Indenture.</P>

<P STYLE="font: normal 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in">2.<FONT STYLE="font: 7pt Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</FONT><U>Merger; Discharge</U>. The Company shall succeed to, and be substituted for, and may exercise every right and power of
OFI, and consequently, OFI is hereby discharged and released from any obligations under the Indenture.</P>

<P STYLE="font: normal 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in">3.<FONT STYLE="font: 7pt Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</FONT><U>Separability Clause</U>. In case any provision in this Supplemental Indenture shall be invalid, illegal or unenforceable,
the validity, legality and enforceability of the remaining provisions shall not in any way be affected or impaired thereby.</P>

<P STYLE="font: normal 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in">4.<FONT STYLE="font: 7pt Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</FONT><U>Ratification of Indenture; Supplemental Indenture Part of Indenture</U>. Except as expressly amended hereby, the Indenture
is in all respects ratified and confirmed and all the</P>

<P STYLE="font: normal 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in"></P>

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<P STYLE="font: normal 12pt Times New Roman, Times, Serif; margin: 0 0 12pt">terms, conditions and provisions thereof shall remain in full force and effect.
In the event of a conflict between the terms and conditions of the Indenture and the terms and conditions of this Supplemental
Indenture, then the terms and conditions of this Supplemental Indenture shall prevail. This Supplemental Indenture shall form a
part of the Indenture for all purposes, and every holder of Securities heretofore or hereafter authenticated and delivered shall
be bound hereby.</P>

<P STYLE="font: normal 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in">5.<FONT STYLE="font: 7pt Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</FONT><U>Trust Indenture Acts Controls</U>. If any provision of this Supplemental Indenture limits, qualifies or conflicts with
any provision of the Trust Indenture Act of 1939, as amended (&ldquo;<U>TIA</U>&rdquo;), that is required under the TIA to be part
of and govern any provision of this Supplemental Indenture, the provision of the TIA shall control. If any provision of this Supplemental
Indenture modifies or excludes any provisions of the TIA that may be so modified or excluded, the provisions of the TIA shall be
deemed to apply to the Indenture as so modified or to be excluded by this Supplemental Indenture, as the case may be.</P>

<P STYLE="font: normal 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in">6.<FONT STYLE="font: 7pt Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</FONT><U>Governing Law</U>. THIS SUPPLEMENTAL INDENTURE SHALL BE GOVERNED BY AND CONSTRUED IN ACCORDANCE WITH THE LAWS OF THE
STATE OF NEW YORK, AS APPLIED TO CONTRACTS MADE AND PERFORMED WITHIN THE STATE OF NEW YORK WITHOUT GIVING EFFECT TO THE PRINCIPLES
OF CONFLICTS OF LAW.</P>

<P STYLE="font: normal 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in">7.<FONT STYLE="font: 7pt Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</FONT><U>Trustee Makes No Representation</U>. The statements herein, except the Trustee's certificates of authentication, are
deemed to be those of the Company or OCI, as applicable, and not of the Trustee. The Trustee makes no representation as to the
validity or sufficiency of this Supplemental Indenture.</P>

<P STYLE="font: normal 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in">8.<FONT STYLE="font: 7pt Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</FONT><U>Multiple Originals</U>. The parties may sign any number of copies of this Supplemental Indenture. Each signed copy shall
be an original, but all of them together represent the same agreement. One signed copy is enough to prove this Supplemental Indenture.</P>

<P STYLE="font: normal 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in">9.<FONT STYLE="font: 7pt Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</FONT><U>Effect of Headings</U>. The Section headings herein are for convenience only and shall not effect the construction thereof.</P>

<P STYLE="font: normal 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in">10.<FONT STYLE="font: 7pt Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</FONT><U>Notices</U>. Any request, demand, authorization, notice, waiver, consent or communication to any of the parties shall
be made as set forth in Section 12.02 of the Indenture.</P>

<P STYLE="font: normal 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in">11.<FONT STYLE="font: 7pt Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</FONT><U>Successors</U>. All agreements of each of the Company and OCI in respect of this Supplemental Indenture shall bind its
successor. All agreements of the Trustee in this Indenture shall bind its successor.</P>

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<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in"><FONT STYLE="font-size: 12pt">IN WITNESS
WHEREOF, this Supplemental Indenture has been duly executed by the Company, OCI and the Trustee as of the date first written above.</FONT></P>



<P STYLE="margin: 0"></P>

<TABLE CELLSPACING="0" CELLPADDING="0" ALIGN="RIGHT" STYLE="width: 50%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD COLSPAN="3" STYLE="font: small-caps bold 12pt Times New Roman, Times, Serif; padding-right: 5.4pt; padding-bottom: 12pt"><FONT STYLE="font: normal 12pt Times New Roman, Times, Serif; text-transform: uppercase">Omnicom
    Group Inc.</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in"><FONT STYLE="font-size: 12pt">By:</FONT></TD>
    <TD COLSPAN="2" STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in; border-bottom: Black 1pt solid"><FONT STYLE="font-size: 12pt">&nbsp;/s/
    Randall J. Weisenburger</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 4%"><FONT STYLE="font-size: 12pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 8%"><FONT STYLE="font-size: 12pt">Name:</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 58%"><FONT STYLE="font-size: 12pt">Randall J. Weisenburger</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">Title:</FONT></TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">Executive Vice President <BR>
and Chief Financial Officer


</FONT></TD></TR>
</TABLE><BR STYLE="clear: both">

<P STYLE="margin: 0">&nbsp;&nbsp;</P>
<P STYLE="margin: 0">&nbsp;&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" ALIGN="RIGHT" STYLE="width: 50%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD COLSPAN="3" STYLE="font: small-caps bold 12pt Times New Roman, Times, Serif; padding-right: 5.4pt; padding-bottom: 9pt"><FONT STYLE="font: normal 12pt Times New Roman, Times, Serif; text-transform: uppercase">Omnicom
    CAPITAL Inc.</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in"><FONT STYLE="font-size: 12pt">By:</FONT></TD>
    <TD COLSPAN="2" STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in; border-bottom: Black 1pt solid"><FONT STYLE="font-size: 12pt">&nbsp;/s/
    Michael J. O&rsquo;Brien</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 4%"><FONT STYLE="font-size: 12pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 8%"><FONT STYLE="font-size: 12pt">Name:</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 58%"><FONT STYLE="font-size: 12pt">Michael J. O&rsquo;Brien</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt">&nbsp;</TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt">Title:</TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt">Secretary</TD></TR>
</TABLE><BR STYLE="clear: both">

<P STYLE="margin: 0">&nbsp;&nbsp;</P>

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<TABLE CELLSPACING="0" CELLPADDING="0" ALIGN="RIGHT" STYLE="width: 50%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD COLSPAN="3" STYLE="font: small-caps bold 12pt Times New Roman, Times, Serif; padding-right: 5.4pt; padding-bottom: 9pt"><FONT STYLE="font: normal 12pt Times New Roman, Times, Serif; text-transform: uppercase">Deutsche
    Bank Trust Company <BR>
    Americas,</FONT> <FONT STYLE="font: normal 12pt Times New Roman, Times, Serif">as Trustee</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in"><FONT STYLE="font-size: 12pt">By:</FONT></TD>
    <TD COLSPAN="2" STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in; border-bottom: Black 1pt solid"><FONT STYLE="font-size: 12pt">/s/ Christina Van Ryzin</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 4%"><FONT STYLE="font-size: 12pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 8%"><FONT STYLE="font-size: 12pt">Name:</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 58%"><FONT STYLE="font-size: 12pt">Christina Van Ryzin</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt">&nbsp;</TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt">Title:</TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt">Vice President</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in; padding-top: 18pt"><FONT STYLE="font-size: 12pt">By:</FONT></TD>
    <TD COLSPAN="2" STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in; border-bottom: Black 1pt solid; padding-top: 18pt"><FONT STYLE="font-size: 12pt">/s/ Kisha A. Holder</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">Name:</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">Kisha A. Holder</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt">&nbsp;</TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt">Title:</TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt">Vice President</TD></TR>

</TABLE><BR STYLE="clear: both">

<P STYLE="margin: 0">&nbsp;&nbsp;</P>

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<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in"><FONT STYLE="font-size: 12pt">IN WITNESS
WHEREOF, this Supplemental Indenture has been duly executed by the Company, as successor to Omnicom Finance Inc., as
of the date first written above.</FONT></P>



<P STYLE="margin: 0"></P>

<TABLE CELLSPACING="0" CELLPADDING="0" ALIGN="RIGHT" STYLE="width: 50%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD COLSPAN="3" STYLE="font: small-caps bold 12pt Times New Roman, Times, Serif; padding-right: 5.4pt; padding-bottom: 12pt"><FONT STYLE="font: normal 12pt Times New Roman, Times, Serif; text-transform: uppercase">Omnicom
    Group Inc.</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in"><FONT STYLE="font-size: 12pt">By:</FONT></TD>
    <TD COLSPAN="2" STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in; border-bottom: Black 1pt solid"><FONT STYLE="font-size: 12pt">&nbsp;/s/
    Randall J. Weisenburger</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 4%"><FONT STYLE="font-size: 12pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 8%"><FONT STYLE="font-size: 12pt">Name:</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 58%"><FONT STYLE="font-size: 12pt">Randall J. Weisenburger</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">Title:</FONT></TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">Executive Vice President <BR>
and Chief Financial Officer


</FONT></TD></TR>
</TABLE><BR STYLE="clear: both">

<P STYLE="margin: 0">&nbsp;&nbsp;</P>
<P STYLE="margin: 0"></P>



<P STYLE="margin: 0">&nbsp;&nbsp;</P>

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<DOCUMENT>
<TYPE>EX-4.3
<SEQUENCE>4
<FILENAME>e49201ex4-3.htm
<DESCRIPTION>SECOND SUPPLEMENT INDENTURE
<TEXT>
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<HEAD>
     <TITLE></TITLE>
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<BODY STYLE="font: 10pt Times New Roman, Times, Serif">

<P STYLE="margin: 0"></P>

<P STYLE="font: bold 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: center">&nbsp;</P>

<P STYLE="font: bold 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: center">&nbsp;</P>

<P STYLE="font: bold 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: center">OMNICOM GROUP INC.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: center; text-indent: 0in"><B>OMNICOM CAPITAL
INC.</B></P>

<P STYLE="font: bold 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: center">as Issuers</P>

<P STYLE="font: bold 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: center">SECOND SUPPLEMENTAL INDENTURE</P>

<P STYLE="font: bold 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: center">Dated as of July 20, 2012</P>

<P STYLE="font: bold 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: center">DEUTSCHE BANK TRUST COMPANY AMERICAS</P>

<P STYLE="font: bold 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: center">as Trustee</P>

<P STYLE="font: bold 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: center">Senior Debt Securities</P>

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<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">Second Supplemental Indenture dated as of July
20, 2012 (the &ldquo;<U>Supplemental Indenture</U>&rdquo;) among Omnicom Group&nbsp;Inc., a New York corporation (the &ldquo;<U>Company</U>&rdquo;),
Omnicom Capital Inc., a Connecticut corporation (&ldquo;<U>OCI</U>&rdquo; and, together with the Company, collectively referred
to as the &ldquo;<U>Issuers</U>,&rdquo; and each, individually, an &ldquo;<U>Issuer</U>&rdquo;), and Deutsche Bank Trust Company
Americas, a New York banking corporation, as Trustee (the &ldquo;<U>Trustee</U>&rdquo;).</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center">W I T N E S S E T H:</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">WHEREAS, the
Issuers, Omnicom Finance Inc., a Delaware corporation (&ldquo;<U>OFI</U>&rdquo;), and the Trustee executed and delivered an indenture
dated as of March 29, 2006 (the &ldquo;<U>Indenture</U>&rdquo;) to provide for the issuance by the Issuers and OFI from time to
time of Securities to be issued in one or more series as provided in the Indenture;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">WHEREAS, on March 29, 2006, the Issuers, OFI
and the Trustee entered into the First Supplemental Indenture to the Indenture (the &ldquo;<U>First Supplemental Indenture</U>&rdquo;),
pursuant to which the Issuers and OFI issued $1,000,000,000 aggregate principal amount of 5.90% Senior Notes due 2016;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">WHEREAS, as permitted by the Indenture, including
the provisions of Article V thereof, OFI has been merged with and into the Company;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">WHEREAS, the Issuers desire to enter into this
Supplemental Indenture pursuant to the Indenture to supplement the Indenture to evidence that the Company shall succeed to, and
be substituted for, and may exercise every right and power of OFI; and</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&#9;NOW, THEREFORE,
THIS SUPPLEMENTAL INDENTURE WITNESSETH, that, for and in consideration of the above premises, it is mutually covenanted and agreed,
for the equal and proportionate benefit of all Holders of the Securities, as follows:</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center">ARTICLE ONE</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center">DEFINITIONS</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">Section&nbsp;1.1 <U>Relation to Base Indenture</U>.<B>&nbsp;&nbsp;&nbsp;</B></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">This Supplemental Indenture constitutes an integral
part of the Indenture. In the event of inconsistencies between the Indenture and this Supplemental Indenture, the terms hereof
shall govern.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">Section 1.2 <U>Definitions</U>.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times-Roman,serif; margin: 0; text-indent: 0.5in">All of the terms used in this Supplemental Indenture which
are defined in the Indenture shall have the meanings specified in the Indenture, unless otherwise provided herein or unless the
context otherwise requires.</P>

<P STYLE="font: 12pt Times-Roman,serif; margin: 0; text-indent: 0.5in">&nbsp;</P>


<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in"></P>

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<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center">ARTICLE TWO</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center">MERGER; DISCHARGE</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center">&nbsp;</P>
<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">Section 2.1. <U>Merger and Discharge</U>.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">The Company shall succeed to, and be substituted for, and may
exercise every right and power of OFI, and consequently, OFI is hereby discharged and released from any obligations under the Indenture.&#9;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0"></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0"></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center">ARTICLE THREE</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center">LIABILITY OF TRUSTEE</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">Section 3.1 <U>Trustee Not Responsible for Recitals</U>.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">The Trustee shall not be responsible in any
matter whatsoever for or in respect of the validity or sufficiency of this Supplemental Indenture or for or in respect of the recitals
contained herein, all of which are made solely by the Issuers.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center">ARTICLE FOUR</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: center">MISCELLANEOUS</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">Section&nbsp;4.1. <U>Ratification and Effect</U>.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&#9;Except as hereby
expressly amended, the Indenture is in all respects ratified and confirmed and all the terms, provisions and conditions thereof
shall be and remain in full force and effect.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&#9;Upon and after
the execution of this Supplemental Indenture, each reference in the Indenture to &ldquo;this Indenture,&rdquo; &ldquo;hereunder,&rdquo;
&ldquo;hereof&rdquo; or words of like import referring to the Indenture shall mean and be a reference to the Indenture as modified
hereby.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">Section&nbsp;4.2 <U>Governing Law</U>.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&#9;THIS SUPPLEMENTAL
INDENTURE AND THE SECURITIES SHALL BE GOVERNED BY THE LAWS OF THE STATE OF NEW YORK APPLICABLE TO AGREEMENTS MADE AND TO BE PERFORMED
IN SUCH STATE, WITHOUT REGARD TO THE CONFLICT OF LAWS PROVISIONS THEREOF.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">Section&nbsp;4.3 <U>Counterpart Originals</U>.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&#9;This Supplemental
Indenture may be executed in any number of counterparts and by the parties hereto in separate counterparts, each of which when
so executed shall be deemed to be an original and all of which taken together shall constitute one and the same agreement.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">Section&nbsp;4.4 <U>Effect of Headings</U>.<B>&nbsp;&nbsp;&nbsp;&nbsp;</B></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in"><B>&nbsp;</B></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">The headings of the Articles and Sections of
this Supplemental Indenture have been inserted for convenience of reference only, are not to be considered a part hereof, and shall
in no way modify or restrict any of the terms or provisions hereof.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in"></P>

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<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">Section 4.5.&#9;<U>Severability</U>.&#9;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in"></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in"></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in"></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">In case any provision in this Supplemental Indenture
or in the Securities shall be invalid, illegal or unenforceable, the validity, legality and enforceability of the remaining provisions
shall not in any way be affected or impaired thereby.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">Section 4.6. <U>Ratification of Indenture; Supplemental
Indenture Part of Indenture</U>.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">Except as expressly amended hereby, the Indenture
is in all respects ratified and confirmed and all the terms, conditions and provisions thereof shall remain in full force and effect.
This Supplemental Indenture shall form a part of the Indenture for all purposes, and every holder of Securities heretofore or hereafter
authenticated and delivered shall be bound hereby.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">Section 4.7. <U>Trust Indenture Acts Controls</U>.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">If any provision of this Supplemental Indenture
limits, qualifies or conflicts with any provision of the Trust Indenture Act of 1939, as amended (the &ldquo;<U>TIA</U>&rdquo;),
that is required under the TIA to be part of and govern any provision of this Supplemental Indenture, the provision of the TIA
shall control. If any provision of this Supplemental Indenture modifies or excludes any provisions of the TIA that may be so modified
or excluded, the provisions of the TIA shall be deemed to apply to the Indenture as so modified or to be excluded by this Supplemental
Indenture, as the case may be.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center">(Signatures on following
page)</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center; text-indent: 0.5in">&nbsp;</P>

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<P STYLE="margin: 0"></P>


<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in"><FONT STYLE="font-size: 12pt"></FONT></P>


<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in"><FONT STYLE="font-size: 12pt">IN WITNESS
WHEREOF, the parties hereto have caused this Supplemental Indenture to be duly executed as of the day and year first
above written.</FONT></P>



<P STYLE="margin: 0"></P>

<TABLE CELLSPACING="0" CELLPADDING="0" ALIGN="RIGHT" STYLE="width: 50%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD COLSPAN="3" STYLE="font: small-caps bold 12pt Times New Roman, Times, Serif; padding-right: 5.4pt; padding-bottom: 12pt"><FONT STYLE="font: normal 12pt Times New Roman, Times, Serif; text-transform: uppercase">Omnicom
    Group Inc.</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in"><FONT STYLE="font-size: 12pt">By:</FONT></TD>
    <TD COLSPAN="2" STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in; border-bottom: Black 1pt solid"><FONT STYLE="font-size: 12pt">&nbsp;/s/
    Randall J. Weisenburger</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 4%"><FONT STYLE="font-size: 12pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 8%"><FONT STYLE="font-size: 12pt">Name:</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 58%"><FONT STYLE="font-size: 12pt">Randall J. Weisenburger</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">Title:</FONT></TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">Executive Vice President
and <BR>
Chief Financial Officer


</FONT></TD></TR>
</TABLE><BR STYLE="clear: both">

<P STYLE="margin: 0">&nbsp;&nbsp;</P>
<P STYLE="margin: 0">&nbsp;&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" ALIGN="RIGHT" STYLE="width: 50%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD COLSPAN="3" STYLE="font: small-caps bold 12pt Times New Roman, Times, Serif; padding-right: 5.4pt; padding-bottom: 9pt"><FONT STYLE="font: normal 12pt Times New Roman, Times, Serif; text-transform: uppercase">Omnicom
    CAPITAL Inc.</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in"><FONT STYLE="font-size: 12pt">By:</FONT></TD>
    <TD COLSPAN="2" STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in; border-bottom: Black 1pt solid"><FONT STYLE="font-size: 12pt">&nbsp;/s/
Eric Huttner</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 4%"><FONT STYLE="font-size: 12pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 8%"><FONT STYLE="font-size: 12pt">Name:</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 58%"><FONT STYLE="font-size: 12pt">Eric Huttner</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt">&nbsp;</TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt">Title:</TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt">
Executive Vice President</TD></TR>
</TABLE><BR STYLE="clear: both">

<P STYLE="margin: 0">&nbsp;&nbsp;</P>

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    <DIV STYLE="page-break-before: always; margin-top: 6pt"><TABLE CELLPADDING="0" CELLSPACING="0" STYLE="width: 100%"><TR><TD STYLE="text-align: center; width: 100%">&nbsp;</TD></TR></TABLE></DIV>
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<P STYLE="margin: 0"></P>


<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in"></P>



<P STYLE="margin: 0"></P>

<TABLE CELLSPACING="0" CELLPADDING="0" ALIGN="RIGHT" STYLE="width: 50%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD COLSPAN="3" STYLE="font: normal 12pt Times New Roman, Times, Serif; padding-right: 5.4pt; padding-bottom: 12pt"><FONT STYLE="font: normal 12pt Times New Roman, Times, Serif; text-transform: uppercase">Omnicom
    Group Inc., </FONT><FONT STYLE="text-transform: none">as successor to <BR>
Omnicom Finance Inc.</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in"><FONT STYLE="font-size: 12pt">By:</FONT></TD>
    <TD COLSPAN="2" STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in; border-bottom: Black 1pt solid"><FONT STYLE="font-size: 12pt">&nbsp;/s/
    Randall J. Weisenburger</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 4%"><FONT STYLE="font-size: 12pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 8%"><FONT STYLE="font-size: 12pt">Name:</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 58%"><FONT STYLE="font-size: 12pt">Randall J. Weisenburger</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">Title:</FONT></TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">Executive Vice President and<BR>
Chief Financial Officer


</FONT></TD></TR>
</TABLE><BR STYLE="clear: both">

<P STYLE="margin: 0">&nbsp;&nbsp;</P>
<P STYLE="margin: 0"></P>



<P STYLE="margin: 0">&nbsp;&nbsp;</P>

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<P STYLE="margin: 0"></P>


<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in"><FONT STYLE="font-size: 12pt"></FONT></P>





<TABLE CELLSPACING="0" CELLPADDING="0" ALIGN="RIGHT" STYLE="width: 50%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD COLSPAN="3" STYLE="font: small-caps bold 12pt Times New Roman, Times, Serif; padding-right: 5.4pt; padding-bottom: 9pt"><FONT STYLE="font: normal 12pt Times New Roman, Times, Serif; text-transform: uppercase">Deutsche
    Bank Trust Company <BR>
    Americas,</FONT> <FONT STYLE="font: normal 12pt Times New Roman, Times, Serif">as Trustee</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in"><FONT STYLE="font-size: 12pt">By:</FONT></TD>
    <TD COLSPAN="2" STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in; border-bottom: Black 1pt solid"><FONT STYLE="font-size: 12pt">/s/ Christina Van Ryzin</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 4%"><FONT STYLE="font-size: 12pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 8%"><FONT STYLE="font-size: 12pt">Name:</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 58%"><FONT STYLE="font-size: 12pt">Christina Van Ryzin</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt">&nbsp;</TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt">Title:</TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt">Vice President</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in; padding-top: 18pt"><FONT STYLE="font-size: 12pt">By:</FONT></TD>
    <TD COLSPAN="2" STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in; border-bottom: Black 1pt solid; padding-top: 18pt"><FONT STYLE="font-size: 12pt">/s/ Kisha A. Holder</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">Name:</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">Kisha A. Holder</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt">&nbsp;</TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt">Title:</TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt">Vice President</TD></TR>

</TABLE><BR STYLE="clear: both">

<P STYLE="margin: 0">&nbsp;&nbsp;</P>

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<DOCUMENT>
<TYPE>EX-4.4
<SEQUENCE>5
<FILENAME>e49201ex4-4.htm
<DESCRIPTION>FOURTH SPPLEMENTAL INDENTURE
<TEXT>
<HTML>
<HEAD>
     <TITLE></TITLE>
</HEAD>
<BODY STYLE="font: 10pt Times New Roman, Times, Serif">

<P STYLE="margin: 0"></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: center"><FONT STYLE="font-weight: normal">&nbsp;</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: center"><FONT STYLE="font-weight: normal">&nbsp;</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: center"><B>OMNICOM GROUP INC.</B></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: center; text-indent: 0in"><B>OMNICOM CAPITAL
INC.</B></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: center"><B>as Issuers</B></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: center"><B>FOURTH SUPPLEMENTAL INDENTURE</B></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: center"><B>Dated as of July 20, 2012</B></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: center"><B>DEUTSCHE BANK TRUST COMPANY AMERICAS</B></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: center"><B>as Trustee</B></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: center"><B>Debt Securities</B></P>

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<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">Fourth Supplemental Indenture dated as of July
20, 2012 (the &ldquo;<U>Supplemental Indenture</U>&rdquo;) among Omnicom Group&nbsp;Inc., a New York corporation (the &ldquo;<U>Company</U>&rdquo;),
Omnicom Capital Inc., a Connecticut corporation (&ldquo;<U>OCI</U>&rdquo; and, together with the Company, collectively referred
to as the &ldquo;<U>Issuers</U>,&rdquo; and each, individually, an &ldquo;<U>Issuer</U>&rdquo;), and Deutsche Bank Trust Company
Americas, a New York banking corporation, as Trustee (the &ldquo;<U>Trustee</U>&rdquo;).</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center">W I T N E S S E T H:</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">WHEREAS, the
Issuers, Omnicom Finance Inc., a Delaware corporation (&ldquo;<U>OFI</U>&rdquo;), and the Trustee executed and delivered an indenture
dated as of July 1, 2009 (the &ldquo;<U>Indenture</U>&rdquo;) to provide for the issuance by the Issuers and OFI from time to time
of Securities to be issued in one or more series as provided in the Indenture;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">WHEREAS, on July 1, 2009, the Issuers, OFI and
the Trustee entered into the First Supplemental Indenture to the Indenture (the &ldquo;<U>First Supplemental Indenture</U>&rdquo;),
pursuant to which the Issuers and OFI issued $500,000,000 aggregate principal amount of 6.250% Senior Notes due 2019;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">WHEREAS, on August 5, 2010, the Issuers, OFI
and the Trustee entered into the Second Supplemental Indenture to the Indenture (the &ldquo;<U>Second Supplemental Indenture</U>&rdquo;),
pursuant to which the Issuers and OFI issued $1,000,000,000 aggregate principal amount of 4.450% Senior Notes due 2020;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">WHEREAS, on April 23, 2012, the Issuers, OFI
and the Trustee entered into the Third Supplemental Indenture to the Indenture (the &ldquo;<U>Third Supplemental Indenture</U>&rdquo;),
pursuant to which the Issuers and OFI issued $750,000,000 aggregate principal amount of 3.625% Senior Notes due 2022;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">WHEREAS, as permitted by the Indenture, including
the provisions of Article V thereof, OFI has been merged with and into the Company;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">WHEREAS, the Issuers desire to enter into this
Supplemental Indenture pursuant to the Indenture to supplement the Indenture to evidence that the Company shall succeed to, and
be substituted for, and may exercise every right and power of OFI; and</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&#9;NOW, THEREFORE,
THIS SUPPLEMENTAL INDENTURE WITNESSETH, that, for and in consideration of the above premises, it is mutually covenanted and agreed,
for the equal and proportionate benefit of all Holders of the Securities, as follows:</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center">ARTICLE ONE</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center">DEFINITIONS</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">Section&nbsp;1.1 <U>Relation to Base Indenture</U>.&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;&nbsp;&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in"></P>

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<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">This Supplemental Indenture constitutes an integral
part of the Indenture. In the event of inconsistencies between the Indenture and this Supplemental Indenture, the terms hereof
shall govern.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">Section 1.2 <U>Definitions</U>.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">All of the terms used in this Supplemental Indenture
which are defined in the Indenture shall have the meanings specified in the Indenture, unless otherwise provided herein or unless
the context otherwise requires.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center">ARTICLE TWO</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center">MERGER; DISCHARGE</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">Section 2.1. <U>Merger and Discharge</U>.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">The Company shall succeed to, and be substituted
for, and may exercise every right and power of OFI, and consequently, OFI is hereby discharged and released from any obligations
under the Indenture.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center">ARTICLE THREE</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center">LIABILITY OF TRUSTEE</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">Section 3.1 <U>Trustee Not Responsible for Recitals</U>.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">The Trustee shall not be responsible in any
matter whatsoever for or in respect of the validity or sufficiency of this Supplemental Indenture or for or in respect of the recitals
contained herein, all of which are made solely by the Issuers.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center">ARTICLE FOUR</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: center">MISCELLANEOUS</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">Section&nbsp;4.1. <U>Ratification and Effect</U>.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&#9;Except as hereby
expressly amended, the Indenture is in all respects ratified and confirmed and all the terms, provisions and conditions thereof
shall be and remain in full force and effect.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&#9;Upon and after
the execution of this Supplemental Indenture, each reference in the Indenture to &ldquo;this Indenture,&rdquo; &ldquo;hereunder,&rdquo;
&ldquo;hereof&rdquo; or words of like import referring to the Indenture shall mean and be a reference to the Indenture as modified
hereby.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">Section&nbsp;4.2 <U>Governing Law</U>.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&#9;THIS SUPPLEMENTAL
INDENTURE AND THE SECURITIES SHALL BE GOVERNED BY THE LAWS OF THE STATE OF NEW YORK APPLICABLE TO </P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

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<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0">AGREEMENTS MADE AND TO BE PERFORMED
IN SUCH STATE, WITHOUT REGARD TO THE CONFLICT OF LAWS PROVISIONS THEREOF.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">Section&nbsp;4.3 <U>Counterpart Originals</U>.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&#9;This Supplemental
Indenture may be executed in any number of counterparts and by the parties hereto in separate counterparts, each of which when
so executed shall be deemed to be an original and all of which taken together shall constitute one and the same agreement.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">Section&nbsp;4.4 <U>Effect of Headings</U>.&nbsp;&nbsp;&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">The headings of the Articles and Sections of
this Supplemental Indenture have been inserted for convenience of reference only, are not to be considered a part hereof, and shall
in no way modify or restrict any of the terms or provisions hereof.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">Section 4.5.&#9;<U>Severability</U>.&#9;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in"></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in"></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">In case any provision in this Supplemental Indenture
or in the Securities shall be invalid, illegal or unenforceable, the validity, legality and enforceability of the remaining provisions
shall not in any way be affected or impaired thereby.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">Section 4.6. <U>Ratification of Indenture; Supplemental
Indenture Part of Indenture</U>.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">Except as expressly amended hereby, the Indenture
is in all respects ratified and confirmed and all the terms, conditions and provisions thereof shall remain in full force and effect.
This Supplemental Indenture shall form a part of the Indenture for all purposes, and every holder of Securities heretofore or hereafter
authenticated and delivered shall be bound hereby.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">Section 4.7. <U>Trust Indenture Acts Controls</U>.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">If any provision of this Supplemental Indenture
limits, qualifies or conflicts with any provision of the Trust Indenture Act of 1939, as amended (the &ldquo;<U>TIA</U>&rdquo;),
that is required under the TIA to be part of and govern any provision of this Supplemental Indenture, the provision of the TIA
shall control. If any provision of this Supplemental Indenture modifies or excludes any provisions of the TIA that may be so modified
or excluded, the provisions of the TIA shall be deemed to apply to the Indenture as so modified or to be excluded by this Supplemental
Indenture, as the case may be.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center">(Signatures on following page)</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center">&nbsp;</P>

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<P STYLE="margin: 0"></P>




<P STYLE="margin: 0"></P>


<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in"><FONT STYLE="font-size: 12pt"></FONT></P>


<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in"><FONT STYLE="font-size: 12pt">IN WITNESS
WHEREOF, the parties hereto have caused this Supplemental Indenture to be duly executed as of the day and year first
above written.</FONT></P>



<P STYLE="margin: 0"></P>

<TABLE CELLSPACING="0" CELLPADDING="0" ALIGN="RIGHT" STYLE="width: 50%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD COLSPAN="3" STYLE="font: small-caps bold 12pt Times New Roman, Times, Serif; padding-right: 5.4pt; padding-bottom: 12pt"><FONT STYLE="font: normal 12pt Times New Roman, Times, Serif; text-transform: uppercase">Omnicom
    Group Inc.</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in"><FONT STYLE="font-size: 12pt">By:</FONT></TD>
    <TD COLSPAN="2" STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in; border-bottom: Black 1pt solid"><FONT STYLE="font-size: 12pt">&nbsp;/s/
    Randall J. Weisenburger</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 4%"><FONT STYLE="font-size: 12pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 8%"><FONT STYLE="font-size: 12pt">Name:</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 58%"><FONT STYLE="font-size: 12pt">Randall J. Weisenburger</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">Title:</FONT></TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">Executive Vice President
and <BR>
Chief Financial Officer


</FONT></TD></TR>
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<P STYLE="margin: 0">&nbsp;&nbsp;</P>
<P STYLE="margin: 0">&nbsp;&nbsp;</P>

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    <TD COLSPAN="3" STYLE="font: small-caps bold 12pt Times New Roman, Times, Serif; padding-right: 5.4pt; padding-bottom: 9pt"><FONT STYLE="font: normal 12pt Times New Roman, Times, Serif; text-transform: uppercase">Omnicom
    CAPITAL Inc.</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in"><FONT STYLE="font-size: 12pt">By:</FONT></TD>
    <TD COLSPAN="2" STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in; border-bottom: Black 1pt solid"><FONT STYLE="font-size: 12pt">&nbsp;/s/
Eric Huttner</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 4%"><FONT STYLE="font-size: 12pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 8%"><FONT STYLE="font-size: 12pt">Name:</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 58%"><FONT STYLE="font-size: 12pt">Eric Huttner</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt">&nbsp;</TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt">Title:</TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt">
Executive Vice President</TD></TR>
</TABLE><BR STYLE="clear: both">

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    <TD COLSPAN="3" STYLE="padding-right: 5.4pt; padding-bottom: 12pt"><FONT STYLE="font: normal 12pt Times New Roman, Times, Serif; text-transform: uppercase">Omnicom
    Group Inc., </FONT><FONT STYLE="text-transform: none">as successor to <BR>
Omnicom Finance Inc.</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in"><FONT STYLE="font-size: 12pt">By:</FONT></TD>
    <TD COLSPAN="2" STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in; border-bottom: Black 1pt solid"><FONT STYLE="font-size: 12pt">&nbsp;/s/
    Randall J. Weisenburger</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 4%"><FONT STYLE="font-size: 12pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 8%"><FONT STYLE="font-size: 12pt">Name:</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 58%"><FONT STYLE="font-size: 12pt">Randall J. Weisenburger</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">Title:</FONT></TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">Executive Vice President <BR>
and Chief Financial Officer


</FONT></TD></TR>
</TABLE><BR STYLE="clear: both">

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<P STYLE="margin: 0"></P>



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    <TD COLSPAN="3" STYLE="font: small-caps bold 12pt Times New Roman, Times, Serif; padding-right: 5.4pt; padding-bottom: 9pt"><FONT STYLE="font: normal 12pt Times New Roman, Times, Serif; text-transform: uppercase">Deutsche
    Bank Trust Company <BR>
    Americas,</FONT> <FONT STYLE="font: normal 12pt Times New Roman, Times, Serif">as Trustee</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in"><FONT STYLE="font-size: 12pt">By:</FONT></TD>
    <TD COLSPAN="2" STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in; border-bottom: Black 1pt solid"><FONT STYLE="font-size: 12pt">/s/ Christina Van Ryzin</FONT></TD></TR>
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    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 4%"><FONT STYLE="font-size: 12pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 8%"><FONT STYLE="font-size: 12pt">Name:</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; width: 58%"><FONT STYLE="font-size: 12pt">Christina Van Ryzin</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt">&nbsp;</TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt">Title:</TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt">Vice President</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in; padding-top: 18pt"><FONT STYLE="font-size: 12pt">By:</FONT></TD>
    <TD COLSPAN="2" STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt; text-indent: 0in; border-bottom: Black 1pt solid; padding-top: 18pt"><FONT STYLE="font-size: 12pt">/s/ Kisha A. Holder</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">Name:</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt"><FONT STYLE="font-size: 12pt">Kisha A. Holder</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-right: 5.4pt">&nbsp;</TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt">Title:</TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt">Vice President</TD></TR>

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