White Mountains Insurance Group Ltd. is a company in the insurance industry in the United States with a Risk Rating Score of 21.7, classified as medium risk. They specialize in acquiring businesses and assets in insurance, financial services, and related sectors, operating them through subsidiaries. The company focuses on municipal bond insurance, property and casualty insurance and reinsurance, capital solutions for asset and wealth management firms, and other operations. White Mountains Insurance Group Ltd. assesses opportunities using their ESG score to ensure sustainable and responsible business practices.