Leonora Zilkha Williamson is the founder of Platinum Rule Advisors, a consulting firm devoted to human capital strategy and executive coaching for leadership teams, especially for family-owned businesses. Her career includes roles at J.P. Morgan, Boston Consulting Group, and Estée Lauder. She was a founding partner of women’s angel investment group The JumpFund and also sits on the board of family company Sabre Yachts. She has served on dozens of nonprofit boards, including a current seat on the board of Learning Matters. Her “side hustle” is teaching negotiation and corporate social responsibility to undergraduates as a lecturer at Vanderbilt University.

A graduate of Princeton University and Harvard Business School, Williamson is also a certified coach through the International Coach Federation as well as a member of the Harvard Institute of Coaching, the Forbes Coaches Council, and Marshall Goldsmith’s 100 Coaches.

Williamson was named the #1 Executive Coach in Nashville in 2021 and 2022 by Influence Digest and is a 2022 Nashville Business Journal “Woman of Influence.” She has lived in eight countries, speaks five languages, and carries two passports. She currently lives in Nashville with her two daughters and a golden retriever named Scout.