Exhibit 31.1
CERTIFICATION OF
CHIEF EXECUTIVE OFFICER
OF ALTERRA CAPITAL HOLDINGS LIMITED
I, W. Marston Becker, certify that:
1. I have reviewed this Amendment No. 1 to the Annual Report on Form 10-K for the fiscal year ended December 31, 2012 of Alterra Capital Holdings Limited (the “Amendment No. 1”);
2. Based on my knowledge, the Amendment No. 1 does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report;
Date: April 30, 2013
/s/ W. Marston Becker | ||
Name: | W. Marston Becker | |
Title: | President and Chief Executive Officer |