Exhibit 99.1 FOR IMMEDIATE RELEASE CORE LAB REPORTS FIRST QUARTER 2024 RESULTS: • FIRST QUARTER REVENUE OF 129.6MILLION,UPMODESTLYSEQUENTIALLYANDYEAROVER−YEAR•FIRSTQUARTEROPERATINGINCOMEOF8.6 MILLION; EX-ITEMS, 14.9MILLION,FLATSEQUENTIALLY,UP30.07; EX-ITEMS, 0.19,FLATSEQUENTIALLYANDYEAR−OVERYEAR•FIRSTQUARTERFREECASHFLOWOF2.5 MILLION • COMPANY ANNOUNCES Q2 2024 QUARTERLY DIVIDE ...