Nine Energy Service CFO Resigns; Heather Schmidt Appointed Interim CFO

Nine Energy Service, Inc. announced that Guy Sirkes will resign from his position as Executive Vice President and Chief Financial Officer, effective May 11, 2026, to accept a role at another company. Concurrently, Heather Schmidt will be appointed as the company's Interim Chief Financial Officer on the same date. Ms. Schmidt has been with the company since 2012, most recently serving as Senior Vice President of Strategic Development and Investor Relations, bringing extensive experience in strategic development, M&A, and investor communications.