ACE USA Appoints David Brosnan President, ACE Casualty Risk.

PHILADELPHIA -- ACE USA, the U.S.-based retail operating division of The ACE Group of Companies, announced today the appointment of David J. Brosnan to President, ACE Casualty Risk. Based in Philadelphia, Mr. Brosnan will lead the Casualty Risk operations of ACE USA. ACE Casualty Risk specializes in lead umbrella and excess liability, custom casualty, public entity, and environmental liability insurance products. Mr. Brosnan will be responsible for implementing and executing the strategic business plans for ACE Casualty Risk.

"David has an exceptional industry background and brings a wealth of proven experience to the ACE team," said John Lupica, President, ACE USA. "His sharp understanding of casualty underwriting and business development, coupled with his strong leadership skills, makes David an excellent choice to lead ACE USA's Casualty Risk business strategy."

With nearly two decades of experience in the insurance industry, Mr. Brosnan most recently served as Senior Vice President and Zone Underwriting Officer for Chubb Commercial Insurance, where he was responsible for managing all of Chubb's commercial insurance business in Europe. Prior to this role, he held various other managerial positions at The Chubb Corporation.

Mr. Brosnan holds a bachelor of arts degree in business economics from the University of California, Santa Barbara.

ACE USA is the U.S.-based retail operating division of The ACE Group of Companies, headed by ACE Limited (NYSE:ACE), and is rated A (Excellent) by A.M. Best Company and A+ (Strong) by Standard & Poor's. ACE USA, through its underwriting companies, provides insurance products and services throughout the U.S. Additional information on ACE USA and its products and services can be found at www.ace-ina.com. The ACE Group of Companies provides insurance and reinsurance for a diverse group of clients around the world.