About Great American Insurance Group
Great American Insurance Group traces its history to 1872 and is headquartered in Cincinnati, Ohio, where it is the primary property and casualty insurance operation of American Financial Group (NYSE: AFG). The group is organized as a specialty commercial carrier, writing more than 30 distinct lines of business - including equipment breakdown, inland marine, ocean marine, and executive and professional liability - for businesses and risks that often don't fit a standard policy. Great American distributes its products through independent agents and brokers across the country.
Lines of Business
Getting a Great American Insurance Group quote in Florida
Tell us what you need covered and we'll quote Great American Insurance Group alongside our other carriers, then walk you through the differences in price and coverage. Great American Insurance Group makes the final underwriting and pricing decision, and coverage can't be bound or changed through this website.
Great American Insurance Group questions
Can Magnuson Insurance quote Great American Insurance Group?
Yes. Magnuson Insurance, an independent agency in Lakeland, Florida, can quote Great American Insurance Group for general liability and workers compensation coverage and compare it side by side with the other carriers we work with. Great American Insurance Group makes the final underwriting and pricing decision, and coverage can't be bound or changed through this website.
Florida insurance guides
Magnuson Insurance is an independent agency licensed by the Florida Department of Financial Services (agency license L104700). Great American Insurance Group's name and logo are its trademarks. Claims numbers and links are Great American Insurance Group's own; your policy documents have the final word. Last updated October 7, 2026.