MATRIX SERVICE COMPANY UPDATES TIMING FOR RELEASE OF FINANCIAL RESULTS FOR THE SECOND QUARTER OF FISCAL 2023

TULSA, OK – February 7, 2023 – Matrix Service Company (Nasdaq: MTRX) previously announced release of results for the second quarter of Fiscal 2023 after market on Tuesday, February 7, 2023, followed by a conference call Wednesday, February 8, 2023. The Company now intends to release results for the second quarter of Fiscal 2023 before market on Thursday, February 9, 2023.  The release will be followed by a conference call at 10:30 a.m. Eastern time/9:30 a.m. Central time on Thursday, February 9, 2023.