Exhibit 99.1 ASGN Incorporated Reports First Quarter 2024 Results Revenues and Adj. EBITDA near the top-end of guidance ranges Approves new $750 million stock repurchase program April 24, 2024 RICHMOND, VA.— (BUSINESS WIRE) -- ASGN Incorporated (NYSE: ASGN), a leading provider of IT services and solutions to the commercial and government sectors, reported financial results for the quarter ended March 31, 2024. Highlights • Revenues were $1.05 billion • Net income was $38.1 million • Adjusted EBITDA (a non-G ...