Dedication to serving our policyholders starts at the top. We strive to set standards of excellence for our entire organization.
Phil Gass Chairman & Chief Executive Officer
Phil is a co-founder of Nassau Re and serves as chairman and chief executive officer. Learn
Kostas Cheliotis General Counsel & COO
Kostas, also known as Gus, is a co-founder of Nassau Re and is responsible for legal affairs, strategy and corporate functions. Learn more.
Jacqueline Merl Bamman Chief People Officer
Jackie is responsible for leading Nassau Re’s human capital strategy, focusing on initiatives that drive growth, innovation, culture, and the development and advancement of our employees. Learn
Thomas M. Buckingham, MBA, FSA Chief Product & Service Officer
Tom is responsible for all insurance product development, marketing and service-related functions. Learn
Edward W. Cassidy Managing Principal of Saybrus Partners
Ed is managing principal of Saybrus Partners, Inc., Nassau Re's distribution company and has over 25 years of industry and sales management experience. Learn
David E. Czerniecki, CFA Chief Investment Officer
David is responsible for setting investment strategy and overseeing Nassau Re’s investment portfolio. Learn
Diane R. Ellsworth Chief of Staff
Diane is responsible for ensuring strategic initiatives are on track, working with the executive team and all business and staff areas, and coordinates communications with key stakeholders. Learn
Justin K. Mosbo Chief Actuary & Chief Pricing Officer
Justin is responsible for all actuarial functions of Nassau Re along with all M&A transactions across insurance/reinsurance, asset management and distribution. Learn
Thomas A. Williams Chief Financial Officer
Tom is responsible for providing oversight and leadership for the global finance function and serves as a board member of several Nassau Re subsidiaries. Learn
Vernon Young Chief Risk Officer
Vernon is responsible for overall leadership and direction for enterprise risk management. Learn more.