Mr. Rathgeber was Vice Chairman of the Arch Worldwide Reinsurance Group and Chairman of Arch Reinsurance Company, Arch’s U.S.-domiciled reinsurer. He served as President and Chief Executive Officer of Arch Reinsurance Company for eight years beginning with its formation in December of 2001.
Prior to joining Arch Re, Mr. Rathgeber was Executive Vice President of the Financial Solutions Business Unit of St. Paul Re. From 1996 until 1998, he served as Senior Vice President in the Non-Traditional Underwriting Department of F&G Re, and from November 1992 until 1996, Mr. Rathgeber was Vice President of Non-Traditional reinsurance at F&G Re. Mr. Rathgeber started his career at Prudential Re in 1980 and worked there until 1992. During that time, he held various underwriting positions and was also a director in Prudential Re’s Actuarial Department. He is a former Chairman of the Reinsurance Association of America and currently serves on its Board of Directors.
Mr. Rathgeber holds a B.A. from Williams College. He is a Chartered Property and Casualty Underwriter, a Fellow of the Casualty Actuarial Society and a Member of the American Academy of Actuaries.