[2] From 2003 to 2008, Holyoak was an associate in the Washington, D.C. office of the law firm O'Melveny & Myers while her husband attended medical school in Baltimore.

[3] After spending several years as a homemaker raising her and her husband's young children, Holyoak became a part-time public interest attorney with the Center for Class Action Fairness in 2012.

[3] She served as president and general counsel of Hamilton Lincoln Law Institute, a Washington, D.C.-based public interest firm representing consumers challenging unfair class actions and regulatory overreach.

[2] In that capacity, she oversees merger reviews, data privacy and antitrust enforcement actions, and provides leadership in consumer protection matters.

[8] In May 2024, Holyoak dissented when the Commission conditioned approval of the $64.5 billion acquisition of Pioneer Natural Resources by ExxonMobil upon the prohibition of founder Scott D. Sheffield from the company's board.