Kathryn M. Cook

Kathy Cook is a managing director at Andersen with over 35 years of experience advising private clients with a focus on family offices and private equity.

Kathy specializes in family office services, as well as individual, estate, and business taxation. She provides strategic, personalized guidance grounded in long-standing client relationships and a deep understanding of complex financial and tax matters.

Before joining Andersen, Kathy was the founder and principal of The Fusion Group Inc., where she led the firm in delivering comprehensive tax compliance and planning services to high-net-worth individuals, private equity firms, and small businesses.

She began her career at EY and has advised a diverse portfolio of clients across real estate and multiple industries. For nearly three decades, she has served a select group of family office clients, helping them navigate sophisticated financial and tax planning strategies.