ACE Limited U.S. Insurance Company

ACE Limited, incorporated in Zurich, Switzerland, is the parent company of the ACE Group, a global provider of insurance products covering property and casualty, accident and health, reinsurance, and life insurance. ACE operates in 54 countries and territories and in the Lloyd's insurance market in London. Clients of the ACE Group consist of multinational corporations and local businesses, individuals, and insurers seeking reinsurance coverage.
http://www.acegroup.com/