Willis Group Holdings Ltd. is an insurance broker providing retail insurance policy placement, risk consulting, risk transfer, and reinsurance brokerage services. The London-based company specializes in mergers and acquisitions, construction, energy, aerospace, health care and sabotage. Willis Group’s clients include multinational firms, midmarket companies, and private individuals.
In 2008, Willis Group acquired Hilb Rogal & Hobbs, which doubled the company’s presence in North America. Willis renamed its North America unit Willis HRH.
Willis consolidated five regional offices into the Chicago Sears Tower and the landmark was renamed the Willis Tower.