SAN FRANCISCO, CA (November 5, 2025) – American Pacific Group (“APG”) announced today that Sterling Tai has been promoted to Chief Financial Officer and Chief Compliance Officer. Sterling joined APG in 2022 as Vice President of Finance.

Prior to joining American Pacific Group, Sterling was the Controller and Director of FP&A at Sunstone Partners, a growth-oriented private equity firm focused on technology, where he worked on management company and fund-related finance matters. Prior to Sunstone, Sterling was the Manager of Financial Planning and Analysis at Matthews International Capital Management and held various roles during his tenure there. Sterling received a BA in Cognitive Science from the University of California, Berkeley and he is a Certified Public Accountant.

Nick Wall, Managing Director and Chief Operating Officer of APG commented “Sterling has been a valuable partner to Fraser and me since he joined the firm. We are excited to share this news and to support him in his new role within our organization.”

About American Pacific Group

American Pacific Group is a San Francisco Bay Area-based private equity firm with $1.2 billion of capital under management. Together with management teams, American Pacific Group seeks to drive sustainable growth in its portfolio companies by leveraging in-house operating partners and the Q Process, a proprietary and tested approach to value creation.

For more information, please visit www.americanpacificgroup.com.