White Mountains, a Bermuda-domiciled financial services holding company, made a minority investment in Elementum Advisors, an SEC-registered investment advisor focused on managing investment portfolios exposed to natural catastrophe event risk. The terms were not disclosed. "We are thrilled by White Mountains' investment in Elementum," said Tony Rettino and John DeCaro, Founding Principals at Elementum. "We believe it will enable us to continue to provide high quality investment management services to our investors and fortify our business operations and franchise."