Alterra Capital Holdings Limited ("Alterra") (NASDAQ: ALTE; BSX: ALTE.BH) announced today that Jed Rhoads, President and Chief Underwriting Officer, Bermuda Reinsurance will participate in a panel discussion on "Is Bigger Better - What is the right size for a catastrophe player?," at the Bermuda in Boston Conference being held at The Boston Harbor Hotel, 70 Rowes Wharf, Boston on Tuesday, September 18, 2012 from 8:15am to 9:00am EDT.

Alterra Capital Holdings Limited is a global enterprise dedicated to providing diversified specialty insurance and reinsurance products to corporations, public entities and property and casualty insurers.

Cautionary Note Regarding Forward-Looking Statements

The presentation may include forward-looking statements that reflect Alterra's current views with respect to future events and financial performance. These forward-looking statements are subject to certain risks and uncertainties that could cause actual results to differ materially from those suggested by such statements. For further information regarding cautionary statements and factors affecting Alterra's future results, please refer to the most recent reports on Form 10-K and Form 10-Q and other documents filed by Alterra with the SEC. Alterra undertakes no obligation to update or revise publicly any forward-looking statement whether as a result of new information, future developments or otherwise.

Alterra Capital
Susan Spivak Bernstein, 1-212-898-6640
Senior Vice President
susan.spivak@alterra-bm.com
or
Kekst and Company
Melissa Sheer / Peter Hill, 1-212-521-4800
melissa-sheer@kekst.com / peter-hill@kekst.com