Jeffrey W. Greenberg, age 58, has been a Director of Validus Holdings, Inc. since its formation. He also serves as the managing principal of Aquiline, which he founded in 2005. Mr. Greenberg served as chairman and chief executive officer of Marsh & McLennan Companies, Inc. from 2000 to 2004. From 1996 to 2004, Mr. Greenberg was the chairman of MMC Capital, the manager of the Trident Funds. He previously served as a director of Ace, Inc. Previously, he served as a senior executive of AIG, where he was employed from 1978 to 1995. Mr. Greenberg is also Chairman of Group Ark Insurance Holdings Ltd., a Bermuda-based underwriter of insurance and reinsurance risks in the Lloyd?s market.