<SEC-DOCUMENT>0000866273-23-000076-index.html : 20231114
<SEC-HEADER>0000866273-23-000076.hdr.sgml : 20231114
<ACCEPTANCE-DATETIME>20231114132150
ACCESSION NUMBER:		0000866273-23-000076
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20231114
FILED AS OF DATE:		20231114
DATE AS OF CHANGE:		20231114

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Carnes Martha Z.
		CENTRAL INDEX KEY:			0001678397

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-15461
		FILM NUMBER:		231403869

	MAIL ADDRESS:	
		STREET 1:		6316 WINDFERN ROAD
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77040

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MATRIX SERVICE CO
		CENTRAL INDEX KEY:			0000866273
		STANDARD INDUSTRIAL CLASSIFICATION:	CONSTRUCTION SPECIAL TRADE CONTRACTORS [1700]
		IRS NUMBER:				731352174
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0630

	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>
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<TYPE>4
<SEQUENCE>1
<FILENAME>wk-form4_1699986099.xml
<DESCRIPTION>FORM 4
<TEXT>
Document 1 - file: wk-form4_1699986099.html

Document 1 - RAW XML: wk-form4_1699986099.xml

</DOCUMENT>
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