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We consent to the incorporation by reference in Registration Statement Nos. 333-182277 and 333-181570 on Form S-3 and Registration Nos. 333-256948, 333-233342, 333-223952, 333-204776, 333-189287, 333-183863, 333-181426, and 333-168041 on Form S-8 of our reports dated February 21, 2025, relating to the financial statements of ASGN Incorporated and the effectiveness of ASGN Incorporated’s internal control over financial reporting appearing in this Annual Report on Form 10-K for the year ended December 31, 2024.