EX-10.43: FORM OF PARTICIPATION AGREEMENT

EX-10.43 11 y15272a2exv10w43.txt EX-10.43: FORM OF PARTICIPATION AGREEMENT Exhibit 10.43 PARTICIPATION AGREEMENT UNDER THE ALLIED WORLD ASSURANCE HOLDINGS, LTD LONG-TERM INCENTIVE PLAN [Date __________], 2006 Participant Name: ______________________________________________________________ You have been selected to participate in the Allied World Assurance Holdings, Ltd Long-Term Incentive Plan (the "LTIP"). In accordance with the terms of the LTIP, you will be eligible to receive a Target LTIP Award equal to [___] common shares. Your Target LTIP Award is subject to the terms and conditions contained in the LTIP, a copy of which is attached to this letter. As a condition of your eligibility to participate in the LTIP, please sign where indicated below and return the signed original to Ms. Suzanne Wylie. Sincerely, - ------------------------------------ Wesley D. Dupont General Counsel & Secretary LONG-TERM INCENTIVE PLAN ACKNOWLEDGEMENT By my signature below, I acknowledge receipt of the Allied World Assurance Holdings, Ltd Long-Term Incentive Plan (the "LTIP"). As a condition to being selected as a participant in the LTIP, I agree to be bound by the terms and conditions contained therein. Except as otherwise required by law or with the express prior written consent of the Board of Directors, I agree to keep the amount of my Target LTIP Award strictly confidential and expressly agree that any breach of my agreement to keep such information confidential may result in forfeiture of my LTIP Award and/or immediate termination of my employment. - ------------------------------------ Signature - ------------------------------------ Print Name - ------------------------------------ SS#: - ------------------------------------ Date