Great American Custom Insurance, a subsidiary of Great American Insurance, is a nationwide underwriting manager of admitted and excess/surplus lines of property/casualty programs underwritten on behalf of the Great American Pooled Insurance Companies. The company s products include customized insurance policies for property, inland marine, miscellaneous errors and omissions, general liability, workers compensation and numerous umbrella policies. Great American targets homogenous risk groups such as national and regional associations, risk purchase groups and affinity blocks of business controlled by national or regional brokers for its insurance products. Great American Insurance maintains its headquarters in Cincinnati. Its Great American Custom Insurance subsidiary maintains principal underwriting offices in Cincinnati, Boston, San Diego, Los Angeles, Chicago and Providence, R.I.