Colony Insurance Company operates the United States and the District of Columbia. The company is a part of Colony, which offers a range of brokerage and binging services. Colony s excess casualty division offers umbrella liability coverage plans. It also operates Colony Specialty Insurance Company, Colony National Insurance Company, Argonaut Insurance Company and Argonaut Mid-West Insurance Company. Colony is one of the leading excess and surplus lines carriers in the United States. It offers coverage plans for convenience stores, day care centers, bars, restaurants, taverns, hotels, apartments and temporary employment agencies. Colony s transportation division, as well as provides claim reporting services. It is a member of Argo Group International Holdings.