| International Specialty Underwriters, ISU, is a full service Managing General Underwriter ( MGU ) founded in 1991. As a Managing General Underwriter, ISU has been providing quality stop loss products to an ever changing market place. ISU has three office locations, Jacksonville, Florida, Fountain Hills, Arizona and Edina, Minnesota. Our three offices provide a range of MGU services including Underwriting and Marketing. All Accounting, Claims and Policy Administration is done in our Home Office in Jacksonville, Florida. |