Superior Underwriters | GSU Insurance Services

Superior Underwriters and GSU Insurance Services are divisions of Groninger & Co., Inc. Established in 1928, we operate as a locally-owned independent General Agency with our home office located in Bellevue, Washington. We specialize in hard-to-place, specialty, and surplus lines business and market our products to Independent Agents throughout the United States including; Alaska, California, Colorado, Idaho, Montana, Nevada, Oregon, Utah, Washington, and Wyoming. We offer various programs for admitted and non-admitted business, and have binding authority to write the following lines: Commercial Property & Casualty, Garage Liability, Personal Lines, and Transportation including business, public, local, intermediate, and long-haul trucking....

Commercial property & casualty,commercial auto: business & public,trucking: local,intermediate & long haul,garage liability,personal lines,and earthquake

Superior underwriters | gsu insurance services operates in the Insurance industry.

Superior underwriters | gsu insurance services's revenue is 11m - 100m

Superior underwriters | gsu insurance services has 11 - 50 employees.