<SEC-DOCUMENT>0001193125-25-257034.txt : 20251030
<SEC-HEADER>0001193125-25-257034.hdr.sgml : 20251030
<ACCEPTANCE-DATETIME>20251029211237
ACCESSION NUMBER:		0001193125-25-257034
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20251030
DATE AS OF CHANGE:		20251029

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CSG SYSTEMS INTERNATIONAL INC
		CENTRAL INDEX KEY:			0001005757
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER PROCESSING & DATA PREPARATION [7374]
		ORGANIZATION NAME:           	06 Technology
		EIN:				470783182
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-27512
		FILM NUMBER:		251431810

	BUSINESS ADDRESS:	
		STREET 1:		169 INVERNESS DR W
		STREET 2:		SUITE 300
		CITY:			ENGLEWOOD
		STATE:			CO
		ZIP:			80112
		BUSINESS PHONE:		3037962850

	MAIL ADDRESS:	
		STREET 1:		169 INVERNESS DR W
		STREET 2:		SUITE 300
		CITY:			ENGLEWOOD
		STATE:			CO
		ZIP:			80112
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>d39055ddefa14a.htm
<DESCRIPTION>DEFA14A
<TEXT>
<HTML><HEAD>
<TITLE>DEFA14A</TITLE>
</HEAD>
 <BODY BGCOLOR="WHITE" STYLE="line-height:Normal">


<Center><DIV STYLE="width:8.5in" align="left">
<DIV STYLE="line-height:1.0pt;margin-top:0pt;margin-bottom:0pt;border-bottom:1px solid #000000">&nbsp;
</DIV><DIV STYLE="line-height:3.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1px solid #000000">&nbsp;</DIV> <P STYLE="margin-top:10pt; margin-bottom:0pt; font-size:18pt; font-family:Times New Roman" ALIGN="center"><B>UNITED STATES </B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:18pt; font-family:Times New Roman" ALIGN="center"><B>SECURITIES AND EXCHANGE COMMISSION </B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:12pt; font-family:Times New Roman" ALIGN="center"><B>Washington, D.C. 20549</B></P>
<P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P><center><DIV STYLE="line-height:6.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1.00pt solid #000000;width:21%">&nbsp;</DIV></center>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:18pt; font-family:Times New Roman" ALIGN="center"><B>SCHEDULE 14A </B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:12pt; font-family:Times New Roman" ALIGN="center"><B>Proxy
Statement Pursuant to Section&nbsp;14(a) of </B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:12pt; font-family:Times New Roman" ALIGN="center"><B>the Securities Exchange Act of 1934 </B></P>
<P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P><center><DIV STYLE="line-height:6.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1.00pt solid #000000;width:21%">&nbsp;</DIV></center>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Filed by the Registrant&#8194;&#9746; </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Filed by a Party other
than the Registrant&#8194;&#9744; </P> <P STYLE="margin-top:24pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Check the appropriate box: </P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%" VALIGN="top" ALIGN="left">&#9744;</TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left">Preliminary Proxy Statement </P></TD></TR></TABLE>
<P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%" VALIGN="top" ALIGN="left"><B></B>&#9744;<B></B><B></B></TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left"><B>Confidential, for Use of the Commission Only (as permitted by Rule
<FONT STYLE="white-space:nowrap">14a-6(e)(2))</FONT> </B></P></TD></TR></TABLE> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%" VALIGN="top" ALIGN="left">&#9744;</TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left">Definitive Proxy Statement </P></TD></TR></TABLE>
<P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%" VALIGN="top" ALIGN="left">&#9744;</TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left">Definitive Additional Materials </P></TD></TR></TABLE>
<P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%" VALIGN="top" ALIGN="left">&#9746;</TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left">Soliciting Material under <FONT STYLE="white-space:nowrap">&#167;240.14a-12</FONT> </P></TD></TR></TABLE>
<P STYLE="margin-top:24pt; margin-bottom:0pt; font-size:24pt; font-family:Times New Roman" ALIGN="center"><B>CSG SYSTEMS INTERNATIONAL, INC. </B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>(Name of Registrant as Specified In Its Charter) </B></P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>(Name of Person(s) Filing Proxy Statement, if other than the Registrant) </B></P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Payment of Filing Fee (Check the appropriate box): </P> <P STYLE="font-size:6pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%" VALIGN="top" ALIGN="left">&#9746;</TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left">No fee required. </P></TD></TR></TABLE> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%" VALIGN="top" ALIGN="left">&#9744;</TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left">Fee paid previously with preliminary materials. </P></TD></TR></TABLE>
<P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%" VALIGN="top" ALIGN="left">&#9744;</TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left">Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules
<FONT STYLE="white-space:nowrap">14a-6(i)(1)</FONT> and <FONT STYLE="white-space:nowrap">0-11.</FONT> </P></TD></TR></TABLE>
<P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P><DIV STYLE="line-height:1.0pt;margin-top:0pt;margin-bottom:0pt;border-bottom:1px solid #000000">&nbsp;
</DIV><DIV STYLE="line-height:3.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1px solid #000000">&nbsp;</DIV>
</DIV></Center>


<p style="margin-top:1em; margin-bottom:0em; page-break-before:always"> </p>
<HR SIZE="3" style="COLOR:#999999" WIDTH="100%" ALIGN="CENTER">


<Center><DIV STYLE="width:8.5in" align="left">
 <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman"><B>The following was sent to all employees by an authorized representative of CSG Systems International,
Inc., a Delaware corporation. </B></P> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman"><B>Important CSG Update </B></P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><I>This message is being sent to all CSG employees. </I></P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Team CSG, </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Early this morning we announced that CSG and NEC, a
global technology leader headquartered in Tokyo, Japan, have reached a definitive agreement for <U>NEC to acquire CSG</U>. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">I&#8217;ll be speaking with
all of you very soon today on our live-only companywide meeting at 7:00 a.m. MT to talk about the reasoning behind this decision, what it means for you, and what&#8217;s next. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">In the meantime, I want to share with you that NEC recognizes the value of what we have built here over the past four decades: deep customer relationships,
leading SaaS software solutions serving multiple industry verticals, a highly desirable recurring business model that generates lots of cash, and most important, a tremendously talented group of CSGers who deliver
<FONT STYLE="white-space:nowrap">day-in,</FONT> <FONT STYLE="white-space:nowrap">day-out</FONT> for our diverse set of customers. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">I know you will have
many questions about this news, and I&#8217;ll answer everything I can on our meeting today. We&#8217;ll also be meeting with you on a regular basis to keep you updated throughout the transaction process. For now, take a look at our <U>Employee
FAQs</U> to learn more. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Speak with you soon, </P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Brian </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>FORWARD-LOOKING STATEMENTS </B></P> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">The foregoing
contains &#8220;forward-looking statements&#8221; within the meaning of Section&nbsp;27A of the Securities Act of 1933, as amended, and Section&nbsp;21E of the Securities Exchange Act of 1934, as amended, or the Exchange Act. Forward-looking
statements include, but are not limited to, statements concerning the Company&#8217;s expectations, plans, intentions, strategies or prospects with respect to the proposed transaction. These statements are often identified by the use of words such
as &#8220;anticipate,&#8221; &#8220;believe,&#8221; &#8220;continue,&#8221; &#8220;could,&#8221; &#8220;estimate,&#8221; </P>
 <p STYLE="margin-top:0pt;margin-bottom:0pt ; font-size:8pt">&nbsp;</P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">1 </P>

</DIV></Center>


<p style="margin-top:1em; margin-bottom:0em; page-break-before:always"> </p>
<HR SIZE="3" style="COLOR:#999999" WIDTH="100%" ALIGN="CENTER">


<Center><DIV STYLE="width:8.5in" align="left">
 <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">&#8220;expect,&#8221; &#8220;intend,&#8221; &#8220;may,&#8221; &#8220;plan,&#8221; &#8220;hope,&#8221;
&#8220;hopeful,&#8221; &#8220;likely,&#8221; &#8220;may,&#8221; &#8220;optimistic,&#8221; &#8220;possible,&#8221; &#8220;potential,&#8221; &#8220;preliminary,&#8221; &#8220;project,&#8221; &#8220;should,&#8221; &#8220;will,&#8221;
&#8220;would&#8221; or the negative or plural of these words or similar expressions or variations. Forward-looking statements are made based upon management&#8217;s current expectations and beliefs and are not guarantees of future performance. Such
forward-looking statements are subject to a number of risks, uncertainties, assumptions and other factors that could cause actual results and the timing of certain events to differ materially from future results expressed or implied by the
forward-looking statements. These factors include, among others: (i)&nbsp;the ability of the parties to complete the proposed transaction on the anticipated terms and timing, or at all; (ii)&nbsp;the satisfaction or waiver of other conditions to the
completion of the proposed transaction, including obtaining required shareholder and regulatory approvals; (iii)&nbsp;the risk that the Company&#8217;s stock price may fluctuate during the pendency of the proposed transaction and may decline if the
proposed transaction is not completed; (iv)&nbsp;potential litigation relating to the proposed transaction that could be instituted against the Company or its directors, managers or officers, including the delay, expense or other effects of any
outcomes related thereto; (v)&nbsp;the risk that disruptions from the proposed transaction will harm the Company&#8217;s business, including current plans and operations, including during the pendency of the proposed transaction; (vi)&nbsp;the
ability of the Company to retain, motivate and hire key personnel; (vii)&nbsp;the diversion of management&#8217;s time and attention from ordinary course business operations to completion of the proposed transaction and integration matters;
(viii)&nbsp;potential adverse reactions or changes to business relationships resulting from the pendency or completion of the proposed transaction; (ix)&nbsp;legislative, regulatory and economic developments; (x)&nbsp;potential business uncertainty,
including changes to existing business relationships, during the pendency of the proposed transaction that could affect the Company&#8217;s financial performance; (xi)&nbsp;certain restrictions during the pendency of the proposed transaction that
may impact the Company&#8217;s ability to pursue certain business opportunities or strategic transactions; (xii)&nbsp;unpredictability and severity of catastrophic events, including but not limited to acts of terrorism, outbreaks of war or
hostilities or global pandemics, as well as management&#8217;s response to any of the aforementioned factors; (xiii)&nbsp;the possibility that the proposed transaction may be more expensive to complete than anticipated, including as a result of
unexpected factors or events; (xiv)&nbsp;unexpected costs, liabilities or delays associated with the transaction; (xv)&nbsp;the response of competitors to the transaction; (xvi)&nbsp;the occurrence of any event, change or other circumstance that
could give rise to the termination of the proposed transaction, including in circumstances requiring the Company to pay a termination fee; (xvii)&nbsp;the ability to realize the anticipated benefits of the proposed transaction, including the
expected synergies and cost saving; (xviii)&nbsp;the possibility that competing or superior acquisition proposals for the Company will be made; and (xix)&nbsp;other risks set forth under the heading &#8220;Risk Factors,&#8221; of the Company&#8217;s
Annual Report on Form <FONT STYLE="white-space:nowrap">10-K</FONT> for the year ended December&nbsp;31, 2024 and in the Company&#8217;s subsequent filings with the Securities and Exchange Commission. You should not rely upon forward-looking
statements as predictions of future events. Actual results and outcomes could differ materially from the results described in or implied by such forward-looking statements. Forward-looking statements speak only as of the date hereof, and, except as
required by law, the Company undertakes no obligation to update or revise these forward-looking statements. </P> <P STYLE="margin-top:24pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>ADDITIONAL INFORMATION AND
WHERE TO FIND IT </B></P> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">This communication does not constitute an offer to buy or sell or the solicitation of an offer to buy or sell any securities or a
solicitation of any vote or approval. This communication relates to a proposed acquisition of CSG Systems International, Inc. by NEC Corporation. In connection with this proposed acquisition, CSG Systems International, Inc. plans to file one or more
proxy statements or other documents with the SEC. This communication is not a substitute for any proxy statement or other document that CSG Systems International, Inc. may file with the SEC in connection with the proposed transaction. INVESTORS AND
SECURITY HOLDERS OF CSG SYSTEMS INTERNATIONAL, INC. ARE URGED TO READ THE PROXY STATEMENT AND OTHER DOCUMENTS THAT MAY BE FILED WITH THE SEC CAREFULLY AND IN THEIR ENTIRETY WHEN THEY BECOME AVAILABLE BECAUSE THEY WILL CONTAIN IMPORTANT INFORMATION.
Any definitive proxy statement(s) (if and when available) will be mailed to stockholders of CSG Systems International, Inc. Investors and security holders will be able to obtain free copies of these documents (if and when available) and other
documents filed with the SEC by CSG Systems International, Inc. through the website maintained by the SEC at <U>http://www.sec.gov</U>. Copies of the documents filed with the SEC by CSG Systems International, Inc. will be available free of charge on
CSG Systems International, Inc.&#8217;s internet website at <U>https://ir.csgi.com/investor-home/default.aspx</U> or upon written request to: CSG Systems International, Inc., Investor Relations, 169 Inverness Dr W, Suite 300, Englewood, CO 80112, or
by email at john.rea@csgi.com. </P> <P STYLE="margin-top:18pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman"><B>Participants in Solicitation </B></P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">CSG Systems International, Inc., its directors and certain of its executive officers and employees may be deemed to be participants in the solicitation of
proxies in connection with the proposed transaction. Information about the directors and executive officers of CSG Systems International, Inc. is set forth in its proxy statement for its 2025 annual meeting of stockholders, which was filed with the
SEC on April&nbsp;1, 2025. To the extent that holdings of CSG Systems International, Inc.&#8217;s securities by its directors or executive officers have changed since the amounts set forth in CSG Systems International, Inc.&#8217;s proxy statement
for its 2025 annual meeting of stockholders, such changes have been or will be reflected on Initial Statements of beneficial Ownership on Form 3 or Statements of Change in Ownership on Form 4 filed with the SEC. </P>
 <p STYLE="margin-top:0pt;margin-bottom:0pt ; font-size:8pt">&nbsp;</P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">2 </P>

</DIV></Center>


<p style="margin-top:1em; margin-bottom:0em; page-break-before:always"> </p>
<HR SIZE="3" style="COLOR:#999999" WIDTH="100%" ALIGN="CENTER">


<Center><DIV STYLE="width:8.5in" align="left">
 <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Additional information regarding the participants in the proxy solicitation and a description of their
direct and indirect interests, by security holdings or otherwise, will be contained in the proxy statement relating to the proposed transaction and other relevant materials to be filed with the SEC when they become available. These documents can be
obtained free of charge from the sources indicated above. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">CSG Systems International, Inc. </P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">Investor Relations </P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">169 Inverness
Dr W, Suite 300, Englewood, CO 80112 </P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">john.rea@csgi.com </P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><U>https://ir.csgi.com/investor-home/default.aspx</U> </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">This email is being sent to employees of CSG. </P>
 <p STYLE="margin-top:0pt;margin-bottom:0pt ; font-size:8pt">&nbsp;</P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">3 </P>

</DIV></Center>


<p style="margin-top:1em; margin-bottom:0em; page-break-before:always"> </p>
<HR SIZE="3" style="COLOR:#999999" WIDTH="100%" ALIGN="CENTER">


<Center><DIV STYLE="width:8.5in" align="left">
 <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>FORWARD-LOOKING STATEMENTS </B></P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">This Form <FONT STYLE="white-space:nowrap">8-K</FONT> contains &#8220;forward-looking statements&#8221; within the meaning of Section&nbsp;27A
of the Securities Act of 1933, as amended, and Section&nbsp;21E of the Securities Exchange Act of 1934, as amended, or the Exchange Act. Forward-looking statements include, but are not limited to, statements concerning the Company&#8217;s
expectations, plans, intentions, strategies or prospects with respect to the proposed Merger. These statements are often identified by the use of words such as &#8220;anticipate,&#8221; &#8220;believe,&#8221; &#8220;continue,&#8221;
&#8220;could,&#8221; &#8220;estimate,&#8221; &#8220;expect,&#8221; &#8220;intend,&#8221; &#8220;may,&#8221; &#8220;plan,&#8221; &#8220;hope,&#8221; &#8220;hopeful,&#8221; &#8220;likely,&#8221; &#8220;may,&#8221; &#8220;optimistic,&#8221;
&#8220;possible,&#8221; &#8220;potential,&#8221; &#8220;preliminary,&#8221; &#8220;project,&#8221; &#8220;should,&#8221; &#8220;will,&#8221; &#8220;would&#8221; or the negative or plural of these words or similar expressions or variations.
Forward-looking statements are made based upon management&#8217;s current expectations and beliefs and are not guarantees of future performance. Such forward-looking statements are subject to a number of risks, uncertainties, assumptions and other
factors that could cause actual results and the timing of certain events to differ materially from future results expressed or implied by the forward-looking statements. These factors include, among others: (i)&nbsp;the ability of the parties to
complete the proposed transaction on the anticipated terms and timing, or at all, (ii)&nbsp;the satisfaction or waiver of other conditions to the completion of the proposed transaction, including obtaining required shareholder and regulatory
approvals; (iii)&nbsp;the risk that the Company&#8217;s stock price may fluctuate during the pendency of the proposed transaction and may decline if the proposed transaction is not completed; (iv)&nbsp;potential litigation relating to the proposed
transaction that could be instituted against the Company or its directors, managers or officers, including the delay, expense or other effects of any outcomes related thereto; (v)&nbsp;the risk that disruptions from the proposed transaction will
harm the Company&#8217;s business, including current plans and operations, including during the pendency of the proposed transaction; (vi)&nbsp;the ability of the Company to retain, motivate, and hire key personnel; (vii)&nbsp;the diversion of
management&#8217;s time and attention from ordinary course business operations to completion of the proposed transaction and integration matters; (viii)&nbsp;potential adverse reactions or changes to business relationships resulting from the
announcement, pendency or completion of the proposed transaction; (ix)&nbsp;legislative, regulatory and economic developments; (x)&nbsp;potential business uncertainty, including changes to existing business relationships, during the pendency of the
proposed transaction that could affect the Company&#8217;s financial performance; (xi)&nbsp;certain restrictions during the pendency of the proposed transaction that may impact the Company&#8217;s ability to pursue certain business opportunities or
strategic transactions; (xii)&nbsp;unpredictability and severity of catastrophic events, including but not limited to acts of terrorism, outbreaks of war or hostilities or global pandemics, as well as management&#8217;s response to any of the
aforementioned factors; (xiii)&nbsp;the possibility that the proposed transaction may&nbsp;be more expensive to complete than anticipated, including as a result of unexpected factors or events; (xiv)&nbsp;unexpected costs, liabilities or delays
associated with the transaction; (xv)&nbsp;the response of competitors to the transaction; (xvi)&nbsp;the occurrence of any event, change or other circumstance that could give rise to the termination of the proposed transaction, including in
circumstances requiring the Company to pay a termination fee; (xvii)&nbsp;the ability to realize the anticipated benefits of the Merger, including the expected synergies and cost saving; (xviii)&nbsp;the possibility that competing or superior
acquisition proposals for the Company will be made; and (xix)&nbsp;other risks set forth under the heading &#8220;Risk Factors,&#8221; of the Company&#8217;s Annual Report on Form <FONT STYLE="white-space:nowrap">10-K</FONT> for the year ended
December&nbsp;31, 2024 and in the Company&#8217;s subsequent filings with the Securities and Exchange Commission (&#8220;SEC&#8221;). You should not rely upon forward-looking statements as predictions of future events. Actual results and outcomes
could differ materially from the results described in or implied by such forward looking statements. Forward-looking statements speak only as of the date hereof, and, except as required by law, the Company undertakes no obligation to update or
revise these forward-looking statements. </P> <P STYLE="margin-top:24pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>ADDITIONAL INFORMATION AND WHERE TO FIND IT </B></P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">This communication does not constitute an offer to buy or sell or the solicitation of an offer to buy or sell any securities or a solicitation
of any vote or approval. This communication relates to a proposed acquisition of the Company by Parent. In connection with this proposed acquisition, the Company plans to file one or more proxy statements or other documents with the SEC. This
communication is not a substitute for any proxy statement or other document that the Company may file with the SEC in connection with the proposed transaction. </P>
</DIV></Center>


<p style="margin-top:1em; margin-bottom:0em; page-break-before:always"> </p>
<HR SIZE="3" style="COLOR:#999999" WIDTH="100%" ALIGN="CENTER">


<Center><DIV STYLE="width:8.5in" align="left">
 <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">
INVESTORS AND SECURITY HOLDERS OF THE COMPANY ARE URGED TO READ THE PROXY STATEMENT AND OTHER DOCUMENTS THAT MAY BE FILED WITH THE SEC CAREFULLY AND IN THEIR ENTIRETY WHEN THEY BECOME AVAILABLE
BECAUSE THEY WILL CONTAIN IMPORTANT INFORMATION. Any definitive proxy statement(s) (if and when available) will be mailed to stockholders of CSG Systems International, Inc. Investors and security holders will be able to obtain free copies of these
documents (if and when available) and other documents filed with the SEC by the Company through the website maintained by the SEC at http://www.sec.gov. Copies of the documents filed with the SEC by the Company will be available free of charge on
the Company&#8217;s internet website at https://ir.csgi.com/investor-home/default.aspx or upon written request to: CSG Systems International, Inc., Investor Relations, 169 Inverness Dr W, Suite 300, Englewood, CO 80112, or by email at
john.rea@csgi.com. </P> <P STYLE="margin-top:24pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>PARTICIPANTS IN SOLICITATION </B></P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">The Company, its directors and certain of its executive officers may be considered participants in the solicitation of proxies in connection
with the proposed transaction. Information about the directors and executive officers of the Company is set forth in its Proxy Statement on Schedule 14A for its 2025 annual meeting of stockholders (the &#8220;2025 Proxy&#8221;), which was filed with
the SEC on April&nbsp;1, 2025. To the extent that holdings of CSG Systems International, Inc.&#8217;s securities by its directors or executive officers have changed since the amounts set forth in the 2025 Proxy for its 2025 annual meeting of
stockholders, such changes have been or will be reflected on Initial Statements of Beneficial Ownership on Form 3 or Statements of Change in Ownership on Form 4 filed with the SEC. Additional information regarding the participants in the proxy
solicitation and a description of their direct and indirect interests, by security holdings or otherwise, will be contained in the proxy statement relating to the proposed transaction and other relevant materials to be filed with the SEC when they
become available. These documents can be obtained free of charge from the sources indicated above. </P>
</DIV></Center>

</BODY></HTML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
