<SEC-DOCUMENT>0000866273-25-000074.txt : 20250929
<SEC-HEADER>0000866273-25-000074.hdr.sgml : 20250929
<ACCEPTANCE-DATETIME>20250929164901
ACCESSION NUMBER:		0000866273-25-000074
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20250929
DATE AS OF CHANGE:		20250929

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MATRIX SERVICE CO
		CENTRAL INDEX KEY:			0000866273
		STANDARD INDUSTRIAL CLASSIFICATION:	CONSTRUCTION SPECIAL TRADE CONTRACTORS [1700]
		ORGANIZATION NAME:           	05 Real Estate & Construction
		EIN:				731352174
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0630

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-15461
		FILM NUMBER:		251356907

	BUSINESS ADDRESS:	
		STREET 1:		15 EAST 5TH STREET
		STREET 2:		SUITE 1100
		CITY:			TULSA
		STATE:			OK
		ZIP:			74103
		BUSINESS PHONE:		9188388822

	MAIL ADDRESS:	
		STREET 1:		15 EAST 5TH STREET
		STREET 2:		SUITE 1100
		CITY:			TULSA
		STATE:			OK
		ZIP:			74103
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>proxystatementfiscal2025de.htm
<DESCRIPTION>DEFA14A
<TEXT>
<html><head>
<!-- Document created using Wdesk -->
<!-- Copyright 2025 Workiva -->
<title>Document</title></head><body><div id="i6258ab6b73b0464682133489e8a0f9c4_42"></div><div style="min-height:72pt;width:100%"><div><font><br></font></div></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:12pt;font-weight:700;line-height:120%">UNITED STATES</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:12pt;font-weight:700;line-height:120%">SECURITIES AND EXCHANGE COMMISSION</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:12pt;font-weight:700;line-height:120%">WASHINGTON, D.C. 20549</font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:12pt;font-weight:700;line-height:120%">SCHEDULE 14A</font></div><div style="margin-top:9pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:700;line-height:120%">Proxy Statement Pursuant to Section&#160;14(a) of the</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:700;line-height:120%">Securities Exchange Act of 1934</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:700;line-height:112%">(Amendment No.        )</font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%">Filed by the Registrant&#160;&#160;&#9746;&#160;</font></div><div style="margin-top:9pt"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%">Filed by a Party other than the Registrant  &#9744;</font></div><div style="margin-top:9pt"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%">Check the appropriate box&#58;</font></div><div><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:4.888%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:92.912%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#828282;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%">&#9744;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%">Preliminary Proxy Statement</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%">&#9744;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:700;line-height:100%">Confidential, For Use of the&#160;Commission Only (as permitted by Rule 14a-(e)(2))</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%">&#9744;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%">Definitive Proxy Statement</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%">&#9746;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%">Definitive Additional Materials</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%">&#9744;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%">Soliciting Material Under &#167;240.14a-12</font></td></tr></table></div><div style="margin-top:9pt;text-align:center"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:99.358%"><tr><td style="width:1.0%"></td><td style="width:18.900%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:18.900%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:18.900%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:18.900%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:18.900%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:0 1pt"></td><td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:20pt;font-weight:700;line-height:100%">Matrix Service Company</font></td><td colspan="3" style="padding:0 1pt"></td></tr><tr style="height:3pt"><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td></tr></table></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:700;line-height:120%">(Name of Registrant as Specified in Its Charter)</font><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:99.358%"><tr><td style="width:1.0%"></td><td style="width:18.900%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:18.900%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:18.900%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:18.900%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:18.900%"></td><td style="width:0.1%"></td></tr><tr style="height:3pt"><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td></tr></table></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:12pt;font-weight:700;line-height:120%">N&#47;A</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:700;line-height:120%">(Name of Person(s) Filing Proxy Statement, if Other Than the Registrant)</font></div><div style="margin-top:9pt"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%">Payment of Filing Fee (Check the appropriate box)&#58;&#160;</font></div><div style="margin-top:5pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:4.747%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:93.053%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%">&#9746;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%">No fee required</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%">&#9744;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%">Fee paid previously with preliminary materials</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%">&#9744;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%">Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a6(i)(1) and 0-11</font></td></tr></table></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:700;line-height:120%">SUPPLEMENT TO THE PROXY STATEMENT DATED SEPTEMBER 24, 2025,</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:700;line-height:120%">FOR THE ANNUAL MEETING OF STOCKHOLDERS</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:700;line-height:120%">TO BE HELD ON NOVEMBER 4, 2025&#160;&#160;&#160;&#160;</font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"> </font></div><div style="text-align:justify"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%">This supplement, dated September 29, 2025 (this &#8220;</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%;text-decoration:underline">Supplement</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%">&#8221;), supplements the Definitive Proxy Statement on Schedule 14A filed by Matrix Service Company (&#8220;</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%;text-decoration:underline">we</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%">&#8221; or the &#8220;</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%;text-decoration:underline">Company</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%">&#8221;) with the Securities and Exchange Commission on September 24, 2025 (the &#8220;</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%;text-decoration:underline">Proxy Statement</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%">&#8221;) in connection with the Company&#8217;s 2025 Annual Meeting of Stockholders scheduled to be held on November 4, 2025 at 10&#58;00 a.m., Central Time (the &#8220;</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%;text-decoration:underline">Annual Meeting</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%">&#8221;).</font></div><div style="text-align:justify"><font><br></font></div><div style="text-align:justify"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%">This Supplement clarifies the voting standards required for Proposal 2 (Ratification of Independent Registered Accounting Firm), Proposal 3 (Advisory Vote on Executive Compensation), Proposal 4 (Approval of the Matrix Service Company 2026 Employee Stock Purchase Plan) and Proposal 5 (Approval of the Third Amendment to the Matrix Service Company 2020 Stock and Incentive Compensation Plan) as such voting standards are described on pages 3, 20, 53 and 69 of the Proxy Statement. Additionally, this Supplement clarifies language appearing on page 3 of the Proxy Statement regarding the treatment of broker non-votes with respect to Proposals 3, 4 and 5 and adds certain other clarifying language on page 3 of the Proxy Statement regarding Proposal 1.&#160;&#160;&#160;&#160;</font></div><div style="text-align:justify"><font><br></font></div><div style="text-align:justify"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%">Approval of each of Proposals 2, 3, 4 and 5 requires the affirmative vote of holders of a majority of the shares of common stock present in person or represented by proxy and entitled to vote on the matter. Broker non-votes will have no effect on the vote for each of Proposals 3, 4 and 5.</font></div><div style="text-align:justify"><font><br></font></div><div style="text-align:justify"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%">To clarify the above, this Supplement revises the Proxy Statement as follows&#58;</font></div><div style="text-align:justify"><font><br></font></div><div style="padding-left:36pt;text-align:justify;text-indent:-18pt"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%">&#8226;</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%;padding-left:14.5pt">On page 3 of the Proxy Statement under the heading &#8220;Stockholders Entitled to Vote,&#8221; the fourth through eighth paragraphs are revised to read as set forth below&#58;</font></div><div style="text-align:justify"><font><br></font></div><div style="padding-left:72pt;text-align:justify"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%;text-decoration:underline">&#8220;Proposal 1 - Election of Directors</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%">&#58; The affirmative vote of a majority of the votes cast at the meeting is required for the election of directors. This means that the number of shares voted for a director nominee must exceed the number of votes cast against that nominee in order to elect that nominee in an uncontested election. With respect to the election of directors, you may vote for or against each nominee, or you may abstain from voting for one or more nominees. </font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:700;line-height:112%">If you do not instruct your broker how to vote with respect to this item, your broker is not permitted to vote your shares with respect to the election of directors.</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%"> Abstentions and broker non-votes do not count as votes for or against the nominee&#8217;s election.</font></div><div style="padding-left:72pt;text-align:justify"><font><br></font></div><div style="padding-left:72pt;text-align:justify"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%;text-decoration:underline">Proposal 2 - Ratification of Independent Registered Public Accounting Firm</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%">&#58; The ratification of the appointment of Deloitte &#38; Touche LLP as our independent registered public accounting firm for fiscal 2026 requires the affirmative vote of holders of a majority of the shares of common stock present in person or represented by proxy and entitled to vote on the matter. </font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:700;line-height:112%">If you do not instruct your broker how to vote with respect to this item, your broker is permitted to vote your shares in its discretion with respect to this proposal. </font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%">Abstentions will have the effect of a vote against the proposal.</font></div><div style="text-align:justify;text-indent:72pt"><font><br></font></div><div style="padding-left:72pt;text-align:justify"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%;text-decoration:underline">Proposal 3 - Advisory Vote on Executive Compensation</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%">&#58; The approval, on an advisory basis, of the compensation paid to our named executive officers named in this proxy statement requires the affirmative vote of holders of a majority of the shares of common stock present in person or represented by proxy and entitled to vote on the matter. </font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:700;line-height:112%">If you do not instruct your broker how to vote with respect to this item, your broker may not vote your shares with respect to this proposal. </font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%">Abstentions will have the effect of a vote against the proposal. Broker non-votes will have no effect on the vote.</font></div><div style="text-align:justify;text-indent:72pt"><font><br></font></div><div style="padding-left:72pt;text-align:justify"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%;text-decoration:underline">Proposal 4 - Approval of the Matrix Service Company 2026 Employee Stock Purchase Plan</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%">&#58; The approval of the Matrix Service Company 2026 Employee Stock Purchase Plan requires the affirmative vote of holders of a majority of the shares of common stock present in person or represented by proxy and entitled to vote on the matter. </font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:700;line-height:112%">If you do not instruct your broker how </font></div><div style="padding-left:72pt;text-align:justify"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:700;line-height:112%">to vote with respect to this item, your broker may not vote your shares with respect to this proposal.</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%"> Abstentions will have the effect of a vote against the proposal. Broker non-votes will have no effect on the vote.</font></div><div><font><br></font></div><div style="padding-left:72pt;text-align:justify"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%;text-decoration:underline">Proposal 5 - Approval of the Third Amendment to the Matrix Service Company 2020 Stock and Incentive Compensation Plan</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%">&#58; The approval of the Third Amendment to the Matrix Service Company 2020 Stock and Incentive Compensation Plan to increase the maximum authorized shares under the plan by 1,025,000 shares requires the affirmative vote of holders of a majority of the shares of common stock present in person or represented by proxy and entitled to vote on the matter. </font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:700;line-height:112%">If you do not instruct your broker how to vote with respect to this item, your broker may not vote your shares with respect to this proposal.</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%"> Abstentions will have the effect of a vote against the proposal. Broker non-votes will have no effect on the vote.&#8221;</font></div><div style="text-align:justify;text-indent:72pt"><font><br></font></div><div style="padding-left:36pt;text-align:justify;text-indent:-18pt"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%">&#8226;</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%;padding-left:14.5pt">On page 20 of the Proxy Statement under the heading &#8220;Proposal Number 2&#58; Ratification of Selection of Independent Registered Public Accounting Firm,&#8221; the sixth paragraph is revised to read as set forth below&#58;</font></div><div style="text-align:justify;text-indent:72pt"><font><br></font></div><div style="padding-left:72pt;text-align:justify"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%">&#8220;The affirmative vote of holders of a majority of the shares of common stock present in person or represented by proxy and entitled to vote on the matter is required for the adoption of this proposal. </font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:700;line-height:112%">The Board unanimously recommends that the stockholders vote &#8220;For&#8221; ratification of Deloitte &#38; Touche LLP&#8217;s engagement.</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%">&#8221;</font></div><div style="text-align:justify;text-indent:72pt"><font><br></font></div><div style="padding-left:36pt;text-align:justify;text-indent:-18pt"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%">&#8226;</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%;padding-left:14.5pt">On page 53 of the Proxy Statement under the heading &#8220;Proposal Number 3&#58; Advisory Vote to Approve Named Executive Officer Compensation,&#8221; the fourth paragraph is revised to read as set forth below&#58;</font></div><div style="text-align:justify;text-indent:72pt"><font><br></font></div><div style="padding-left:72pt;text-align:justify"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%">&#8220;Approval of this advisory vote requires the affirmative vote of holders of a majority of the shares of common stock present in person or represented by proxy and entitled to vote on the matter. </font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:700;line-height:112%">The Board unanimously recommends a vote &#8220;For&#8221; the approval of the compensation of our Named Executive Officers as disclosed in this proxy statement.</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%">&#8221;</font></div><div style="text-align:justify;text-indent:72pt"><font><br></font></div><div style="padding-left:36pt;text-align:justify;text-indent:-18pt"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%">&#8226;</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%;padding-left:14.5pt">On page 69 of the Proxy Statement under the heading &#8220;Proposal Number 5&#58; Approval of Amendment to the Matrix Service Company 2020 Stock and Incentive Compensation Plan to increase the authorized number of shares from 3,975,000 to 5,000,000&#8212;Vote Required,&#8221; the first paragraph is revised to read as set forth below&#58;</font></div><div style="text-align:justify;text-indent:72pt"><font><br></font></div><div style="padding-left:72pt;text-align:justify"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%">&#8220;Approval of this proposal requires the affirmative vote of holders of a majority of the shares of common stock present in person or represented by proxy and entitled to vote on the matter. Abstentions will be treated as votes against this proposal. If you are a street name stockholder and you do not provide your brokerage firm with voting instructions, your brokerage firm may not cast votes with respect to the shares that you beneficially own. These broker non-votes will have no effect on the vote.&#8221;</font></div><div style="text-align:justify;text-indent:72pt"><font><br></font></div><div style="text-align:justify"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%">Except as described in this Supplement, this Supplement does not revise or update any of the other information set forth in the Proxy Statement. From and after the date of this Supplement, any references to the &#8220;Proxy Statement&#8221; are to the Proxy Statement as supplemented by this Supplement. This Supplement does not provide all of the information that is important to your voting decisions at the Annual Meeting, and the Proxy Statement contains other important additional information. Additional information on how to vote your shares, attend the Annual Meeting or change or revoke your proxy is contained in the Proxy Statement beginning on page 1 under the heading &#8220;Solicitation and Revocation of Proxies.&#8221;</font></div><div style="text-align:justify"><font><br></font></div><div style="text-align:justify"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:700;line-height:112%">This Supplement should be read together with the Proxy Statement.</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%"> </font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:700;line-height:112%">If you have already returned your proxy or voting instruction card or provided voting instructions, you do not need to take any action unless you wish to change your vote.&#160;&#160;&#160;&#160;</font></div><div><font><br></font></div><div><font><br></font></div><div><font><br></font></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%">2</font></div></div></div></body></html>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
