
Maamoun Rajeh was named President, Arch Capital Group Ltd., in November 2024. In this role, Maamoun has primary responsibility for the Arch Reinsurance Group and Arch Mortgage Group. From October 2017 to November 2024, he served as Chairman and Chief Executive Officer of Arch Reinsurance Group. For three years before that, he was Chairman and CEO of Arch Re Bermuda. Maamoun joined Arch Re Bermuda in 2001 as an underwriter, ultimately becoming Chief Underwriting Officer late in 2005. He was President and CEO of Arch Reinsurance Europe Underwriting dac from October 2012 to July 2014. Before joining Arch, Maamoun served for two years as Assistant Vice President at HartRe, a subsidiary of The Hartford Financial Services Group, Inc. He also served in several business analysis positions at U.S. Fidelity and Guarantee Company between 1992 and 1996 and as an underwriter at F&G Re from 1996 to 1999. Maamoun has a bachelor’s degree from The Wharton School of Business of the University of Pennsylvania, and he is a Chartered Property Casualty Underwriter.