<SEC-DOCUMENT>0001104659-21-140643.txt : 20211117
<SEC-HEADER>0001104659-21-140643.hdr.sgml : 20211117
<ACCEPTANCE-DATETIME>20211117173014
ACCESSION NUMBER:		0001104659-21-140643
CONFORMED SUBMISSION TYPE:	8-A12B
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20211117
DATE AS OF CHANGE:		20211117

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ENTERPRISE FINANCIAL SERVICES CORP
		CENTRAL INDEX KEY:			0001025835
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		IRS NUMBER:				431706259
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-A12B
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-15373
		FILM NUMBER:		211421645

	BUSINESS ADDRESS:	
		STREET 1:		150 NORTH MERAMEC
		STREET 2:		150 NORTH MERAMEC
		CITY:			CLAYTON
		STATE:			MO
		ZIP:			63105
		BUSINESS PHONE:		3147255500

	MAIL ADDRESS:	
		STREET 1:		150 NORTH MERAMEC
		STREET 2:		150 NORTH MERAMEC
		CITY:			CLAYTON
		STATE:			MO
		ZIP:			63105

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ENTERBANK HOLDINGS INC
		DATE OF NAME CHANGE:	19961024
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-A12B
<SEQUENCE>1
<FILENAME>tm2132056d6_8a12b.htm
<DESCRIPTION>8-A12B
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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>

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

<!-- Field: Rule-Page --><DIV STYLE="margin-top: 12pt; margin-bottom: 3pt; width: 100%"><DIV STYLE="font-size: 1pt; border-top: Black 2pt solid; border-bottom: Black 1pt solid">&nbsp;</DIV></DIV><!-- Field: /Rule-Page -->

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<P STYLE="font: 14pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>UNITED STATES</B></P>

<P STYLE="font: 14pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>SECURITIES AND EXCHANGE COMMISSION</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="text-transform: uppercase"><B>Washington,
D.C. 20549</B></FONT></P>

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

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

<P STYLE="font: 14pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>FORM 8-A</B></P>

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

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

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES<BR>
PURSUANT TO SECTION 12(b) OR (g) OF THE</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>SECURITIES EXCHANGE ACT OF 1934</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 189.35pt; text-align: center; text-indent: 0.5in"><B>&nbsp;</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 189.35pt; text-align: center; text-indent: 0.5in">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="width: 100%; padding-right: 2pt; padding-left: 2pt; font-size: 10pt; text-align: center"><FONT STYLE="font-size: 14pt"><B>Enterprise Financial Services Corp</B></FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding-right: 2pt; padding-left: 2pt; font-size: 10pt; text-align: center"><FONT STYLE="font-size: 10pt">(Exact name of registrant as specified in its charter)</FONT></TD></TR>
  </TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 189.35pt; text-align: center; text-indent: 0.5in">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR>
    <TD STYLE="vertical-align: bottom; width: 46%; padding-right: 2pt; padding-left: 2pt; text-align: center"><FONT STYLE="font-size: 10pt"><B>Delaware</B></FONT></TD>
    <TD STYLE="vertical-align: bottom; width: 13%; padding-right: 2pt; padding-left: 2pt; text-align: center">&nbsp;</TD>
    <TD STYLE="vertical-align: top; width: 41%; padding-right: 2pt; padding-left: 2pt; text-align: center"><FONT STYLE="font-size: 10pt"><B>43-1706259</B></FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding-right: 2pt; padding-left: 2pt; text-align: center"><FONT STYLE="font-size: 10pt">(State of incorporation or organization)</FONT></TD>
    <TD STYLE="padding-right: 2pt; padding-left: 2pt; text-align: center">&nbsp;</TD>
    <TD STYLE="padding-right: 2pt; padding-left: 2pt; text-align: center"><FONT STYLE="font-size: 10pt">(I.R.S. Employer Identification No.)</FONT></TD></TR>
  </TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="width: 48%; padding-right: 2pt; padding-left: 2pt">
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>150 N. Meramec Avenue</B></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>St. Louis, Missouri</B></P></TD>
    <TD STYLE="width: 11%; padding-right: 2pt; padding-left: 2pt; text-align: center">&nbsp;</TD>
    <TD STYLE="width: 41%; padding-right: 2pt; padding-left: 2pt; text-align: center"><FONT STYLE="font-size: 10pt"><B>63105</B></FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding-right: 2pt; padding-left: 2pt; text-align: center"><FONT STYLE="font-size: 10pt">(Address of principal executive offices)</FONT></TD>
    <TD STYLE="padding-right: 2pt; padding-left: 2pt; text-align: center">&nbsp;</TD>
    <TD STYLE="padding-right: 2pt; padding-left: 2pt; text-align: center"><FONT STYLE="font-size: 10pt">(Zip Code)</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding-right: 2pt; padding-left: 2pt; text-align: center">&nbsp;</TD>
    <TD STYLE="padding-right: 2pt; padding-left: 2pt; text-align: center">&nbsp;</TD>
    <TD STYLE="padding-right: 2pt; padding-left: 2pt; text-align: center">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD COLSPAN="3" STYLE="padding-right: 2pt; padding-left: 2pt">
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">Securities to be registered pursuant to Section
12(b) of the Act:&nbsp;</P></TD></TR>
  </TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR>
    <TD STYLE="vertical-align: bottom; width: 46%; border-bottom: black 1pt solid; padding-right: 2pt; padding-left: 2pt">
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Title of each class</B></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>to be so registered</B></P></TD>
    <TD STYLE="vertical-align: top; width: 13%; padding-right: 2pt; padding-left: 2pt; text-align: center">&nbsp;</TD>
    <TD STYLE="vertical-align: bottom; width: 41%; border-bottom: black 1pt solid; padding-right: 2pt; padding-left: 2pt">
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Name of each exchange on which</B></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>each class is to be registered</B></P></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding-right: 2pt; padding-left: 2pt; text-align: center"><FONT STYLE="font-size: 10pt">Depositary Shares, Each Representing a 1/40th Interest in a Share of 5.00% Fixed Rate Non-Cumulative Perpetual Preferred Stock, Series A</FONT></TD>
    <TD STYLE="padding-right: 2pt; padding-left: 2pt; text-align: center">&nbsp;</TD>
    <TD STYLE="padding-right: 2pt; padding-left: 2pt; text-align: center"><FONT STYLE="font-size: 10pt">The NASDAQ Stock Market LLC</FONT></TD></TR>
  </TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 21.15pt 0pt 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 21.15pt 0pt 0">If this form relates to the registration of a class of
securities pursuant to Section 12(b) of the Exchange Act and is effective pursuant to General Instruction A.(c) or (e), check the following
box. <FONT STYLE="font-family: Times New Roman, Times, Serif"><FONT STYLE="font-family: Wingdings">&#120;</FONT></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 21.15pt 0pt 0; text-indent: -0.45pt">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 21.15pt 0pt 0; text-indent: -0.45pt">If this form relates to the registration
of a class of securities pursuant to Section 12(g) of the Exchange Act and is effective pursuant to General Instruction A.(d) or (e),
check the following box. <FONT STYLE="font-family: Times New Roman, Times, Serif"><FONT STYLE="font-family: Wingdings">&#168;</FONT></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 21.15pt 0pt 0; text-indent: -0.45pt">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 21.15pt 0pt 0; text-indent: -0.45pt">If this form relates to the registration
of a class of securities concurrently with a Regulation A offering, check the following box. <FONT STYLE="font-family: Times New Roman, Times, Serif"><FONT STYLE="font-family: Wingdings">&#168;</FONT></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 21.15pt 0pt 0; text-indent: -0.45pt">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 21.15pt 0pt 0; text-indent: -0.45pt">Securities Act registration statement
file number to which this form relates: <U>333-237612</U></P>

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

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Securities to be registered pursuant to Section 12(g) of the Act: <U>None</U></P>

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

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

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

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>Item 1. Description of Registrant&rsquo;s Securities to be Registered.</B></P>

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

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">The securities to be registered hereby are depositary
shares (the &ldquo;Depositary Shares&rdquo;) of Enterprise Financial Services Corp, a Delaware corporation (the &ldquo;Registrant&rdquo;),
each representing a 1/40th interest in a share of the Registrant&rsquo;s 5.00% Fixed Rate&nbsp;Non-Cumulative&nbsp;Perpetual Preferred
Stock, Series A, par value $.01 per share, with a liquidation preference of $1,000 per share (equivalent to $25 per Depositary Share).
The descriptions set forth under the captions &ldquo;<I>Description of the Series A Preferred Stock</I>&rdquo; and &ldquo;<I>Description
of the Depositary Shares</I>&rdquo; in the prospectus supplement dated as of November 9, 2021, relating to the Depositary Shares, filed
with the Securities and Exchange Commission on November 12, 2021 pursuant to Rule 424(b)(5) under the Securities
Act of 1933, as amended, to the prospectus in the Registration Statement on Form&nbsp;S-3ASR&nbsp;(File&nbsp;No.&nbsp;333-237612)&nbsp;of
the Registrant, dated April 8, 2020, are each incorporated herein by reference.</P>

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

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><B>Item 2. Exhibits.</B></P>

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

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding: 1.5pt 1pt 5pt"><FONT STYLE="font-size: 10pt">Exhibit No.</FONT></TD>
    <TD STYLE="padding: 1.5pt 1pt 5pt; text-align: center"><FONT STYLE="font-size: 10pt">Description</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding: 1.5pt 1pt 5pt; text-align: justify"><A HREF="http://www.sec.gov/Archives/edgar/data/1025835/0000950114-96-000336-index.html" STYLE="-sec-extract: exhibit"><FONT STYLE="font-size: 10pt">3.1</FONT></A></TD>
    <TD STYLE="padding: 1.5pt 1pt; text-align: justify"><A HREF="http://www.sec.gov/Archives/edgar/data/1025835/0000950114-96-000336-index.html" STYLE="-sec-extract: exhibit"><FONT STYLE="font-size: 10pt; background-color: white">Certificate of Incorporation of Registrant, (incorporated herein by reference to Exhibit 3.1 of Registrant's Registration Statement on Form S-1 filed on December 16, 1996).</FONT></A></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding: 1.5pt 1pt 5pt; text-align: justify"><A HREF="https://www.sec.gov/Archives/edgar/data/1025835/0000950114-99-000080-index.html" STYLE="-sec-extract: exhibit"><FONT STYLE="font-size: 10pt">3.2</FONT></A></TD>
    <TD STYLE="padding: 1.5pt 1pt; text-align: justify"><A HREF="https://www.sec.gov/Archives/edgar/data/1025835/0000950114-99-000080-index.html" STYLE="-sec-extract: exhibit"><FONT STYLE="font-size: 10pt; background-color: white">Amendment to the Certificate of Incorporation of Registrant (incorporated herein by reference to Exhibit 4.2 to Registrant's Registration Statement on Form S-8 filed on July 1, 1999).</FONT></A></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding: 1.5pt 1pt 5pt; text-align: justify"><A HREF="https://www.sec.gov/Archives/edgar/data/1025835/0000950114-99-000114-index.html" STYLE="-sec-extract: exhibit"><FONT STYLE="font-size: 10pt">3.3</FONT></A></TD>
    <TD STYLE="padding: 1.5pt 1pt; text-align: justify"><A HREF="https://www.sec.gov/Archives/edgar/data/1025835/0000950114-99-000114-index.html" STYLE="-sec-extract: exhibit"><FONT STYLE="font-size: 10pt">Amendment to the Certificate of Incorporation of Registrant (incorporated herein by reference to Exhibit 3.1 to Registrant's Quarterly Report on Form 10-Q for the period ending September 30, 1999).</FONT></A></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding: 1.5pt 1pt 5pt; text-align: justify"><A HREF="https://www.sec.gov/Archives/edgar/data/1025835/000095013102001738/dex992.txt" STYLE="-sec-extract: exhibit"><FONT STYLE="font-size: 10pt">3.4</FONT></A></TD>
    <TD STYLE="padding: 1.5pt 1pt; text-align: justify"><A HREF="https://www.sec.gov/Archives/edgar/data/1025835/000095013102001738/dex992.txt" STYLE="-sec-extract: exhibit"><FONT STYLE="font-size: 10pt">Amendment to the Certificate of Incorporation of Registrant (incorporated herein by reference to Exhibit 99.2 to Registrant's Current Report on Form 8-K filed on April 30, 2002).</FONT></A></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding: 1.5pt 1pt 5pt; text-align: justify"><A HREF="https://www.sec.gov/Archives/edgar/data/1025835/000120677408001886/enterprise_def14a.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-size: 10pt">3.5</FONT></A></TD>
    <TD STYLE="padding: 1.5pt 1pt; text-align: justify"><A HREF="https://www.sec.gov/Archives/edgar/data/1025835/000120677408001886/enterprise_def14a.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-size: 10pt">Amendment to the Certificate of Incorporation of Registrant (incorporated herein by reference to Appendix A to Registrant's Proxy Statement on Form 14-A filed on November 20, 2008).</FONT></A></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding: 1.5pt 1pt 5pt; text-align: justify"><A HREF="https://www.sec.gov/Archives/edgar/data/1025835/000102583514000036/a2014630-ex31.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-size: 10pt">3.6</FONT></A></TD>
    <TD STYLE="padding: 1.5pt 1pt; text-align: justify"><A HREF="https://www.sec.gov/Archives/edgar/data/1025835/000102583514000036/a2014630-ex31.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-size: 10pt">Amendment to the Certificate of Incorporation of Registrant (incorporated herein by reference to Exhibit 3.1 to the Registrant's Quarterly Report on Form 10-Q for the period ending June 30, 2014).</FONT></A></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding: 1.5pt 1pt 5pt; text-align: justify"><FONT STYLE="font-size: 10pt"><A HREF="https://www.sec.gov/Archives/edgar/data/1025835/000102583519000076/a2019630-ex038.htm" STYLE="-sec-extract: exhibit">3.7</A></FONT></TD>
    <TD STYLE="padding: 1.5pt 1pt">
    <A HREF="https://www.sec.gov/Archives/edgar/data/1025835/000102583519000076/a2019630-ex038.htm" STYLE="-sec-extract: exhibit">Amendment to the Certificate of Incorporation of Registrant (incorporated herein by reference to Exhibit 3.8 to Registrant&rsquo;s Quarterly Report on Form 10-Q filed on July 26, 2019).</A>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; background-color: white">&nbsp;</P></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding: 1.5pt 1pt 5pt; text-align: justify"><A HREF="http://www.sec.gov/Archives/edgar/data/0001025835/000110465921136035/tm2132227d1_ex3-1.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-size: 10pt">3.8</FONT></A></TD>
    <TD STYLE="padding: 1.5pt 1pt; text-align: justify"><A HREF="http://www.sec.gov/Archives/edgar/data/0001025835/000110465921136035/tm2132227d1_ex3-1.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-size: 10pt">Certificate of Elimination of Certificate of Designations of Registrant for Fixed Rate Cumulative Perpetual Preferred Stock, Series A, dated December 17, 2008 (incorporated herein by reference to Exhibit 3.1 to Registrant's Current Report on Form 8-K filed on November 9, 2021).</FONT></A></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding: 1.5pt 1pt 5pt; text-align: justify"><A HREF="https://www.sec.gov/Archives/edgar/data/1025835/000110465921140555/tm2132056d5_ex3-1.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-size: 10pt">3.9</FONT></A></TD>
    <TD STYLE="padding: 1.5pt 1pt; text-align: justify"><A HREF="https://www.sec.gov/Archives/edgar/data/1025835/000110465921140555/tm2132056d5_ex3-1.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-size: 10pt">Certificate of Designations of 5.00% Fixed Rate Non-Cumulative Perpetual Preferred Stock, Series A (incorporated herein by reference to Exhibit 3.1 to the Registrant&rsquo;s Current Report on Form 8-K filed on November 17, 2021).</FONT></A></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding: 1.5pt 1pt 5pt; text-align: justify"><A HREF="https://www.sec.gov/Archives/edgar/data/1025835/000102583515000048/ex31amendedbylaws0615.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-size: 10pt">3.10</FONT></A></TD>
    <TD STYLE="padding: 1.5pt 1pt; text-align: justify"><A HREF="https://www.sec.gov/Archives/edgar/data/1025835/000102583515000048/ex31amendedbylaws0615.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-size: 10pt">Amended and Restated Bylaws (incorporated herein by reference to Exhibit 3.1 of the Registrant&rsquo;s Current Report on Form 8-K filed on June 12, 2015).</FONT></A></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding: 1.5pt 1pt 5pt; text-align: justify"><A HREF="https://www.sec.gov/Archives/edgar/data/1025835/000110465921140555/tm2132056d5_ex4-1.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-size: 10pt">4.1</FONT></A></TD>
    <TD STYLE="padding: 1.5pt 1pt 5pt; text-align: justify"><A HREF="https://www.sec.gov/Archives/edgar/data/1025835/000110465921140555/tm2132056d5_ex4-1.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-size: 10pt">Deposit Agreement, dated November 17, 2021,
    among the Registrant, Computershare Inc. and Computershare Trust Company N.A., acting jointly as depositary, as depositary, and the
    holders from time to time of the depositary receipts described therein (incorporated herein by reference to Exhibit 4.1 to the
    Registrant&rsquo;s Current Report on Form 8-K filed on November 17, 2021).</FONT></A></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding: 1.5pt 1pt 5pt; text-align: justify"><A HREF="https://www.sec.gov/Archives/edgar/data/1025835/000110465921140555/tm2132056d5_ex4-1.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-size: 10pt">4.2</FONT></A></TD>
    <TD STYLE="padding: 1.5pt 1pt 5pt; text-align: justify"><A HREF="https://www.sec.gov/Archives/edgar/data/1025835/000110465921140555/tm2132056d5_ex4-1.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-size: 10pt">Form of depositary receipt representing the Depositary Shares (included as Exhibit A to Exhibit 4.1).</FONT></A></TD></TR>
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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="text-transform: uppercase"><B>SIGNATURE</B></FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Pursuant to the requirements of Section 12 of the
Securities Exchange Act of 1934, the Registrant has duly caused this registration statement to be signed on its behalf by the undersigned,
thereto duly authorized.</P>

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    <TD STYLE="vertical-align: top"><FONT STYLE="font-size: 10pt">Date: November 17, 2021</FONT></TD>
    <TD COLSPAN="2"><FONT STYLE="font-size: 10pt">ENTERPRISE FINANCIAL SERVICES CORP</FONT></TD></TR>
  <TR>
    <TD STYLE="vertical-align: top">&nbsp;</TD>
    <TD COLSPAN="2">&nbsp;</TD></TR>
  <TR>
    <TD STYLE="vertical-align: top; width: 50%">&nbsp;</TD>
    <TD STYLE="width: 3%"><FONT STYLE="font-size: 10pt">By:</FONT></TD>
    <TD STYLE="border-bottom: Black 1pt solid; vertical-align: top; width: 47%"><FONT STYLE="font-size: 10pt">/s/ Troy R. Dumalo</FONT></TD></TR>
  <TR>
    <TD STYLE="vertical-align: top"><FONT STYLE="font-size: 10pt"><U></U></FONT></TD>
    <TD>&nbsp;</TD>
    <TD STYLE="vertical-align: top"><FONT STYLE="font-size: 10pt">Name: Troy R. Dumlao</FONT></TD></TR>
  <TR>
    <TD STYLE="vertical-align: top">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD STYLE="vertical-align: top">
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Title: Senior Vice President and Chief Accounting Officer</P></TD></TR>
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