Press Releases

Darin Grimm Named Vice President of Medical Claims

LAKELAND, Fla. — April 2, 2019 — Summit, a leading provider of workers’ compensation insurance services in the southeastern United States, announced today that Mr. Robert (Darin) Grimm has been named the company’s vice president of medical claims.

Mr. Grimm joined Summit as an underwriter in 2003. Since that time, he has held roles of increased responsibility, most recently serving as vice president of claims operations. “I am extremely pleased to announce that Darin is assuming responsibility for this important part of the organization,” says Carol Sipe, Summit’s president. “Through his leadership roles, he has worked with all areas of our medical management operations, and I am confident in his ability to lead this critical area.”

Mr. Grimm succeeds Mr. Jeffrey (Jeff) Hinson, who retires at the end of the year. “Jeff joined Summit in 2006, bringing a wealth of knowledge and expertise from the health-care industry that significantly advanced Summit’s medical management operations,” shared Carol Sipe.

Mr. Grimm earned a Bachelor of Arts in Business and Professional Leadership from Southeastern University and a Master of Business Administration from Saint Leo University.

About Summit

Based in Lakeland, Florida, Summit is a leading provider of workers’ compensation insurance coverage in the southeastern United States, and is a member of Great American Insurance Group. Summit manages the day-to-day operations of five workers’ compensation insurance companies that include its two affiliates, Bridgefield Employers Insurance Company and Bridgefield Casualty Insurance Company, and three non-affiliates, BusinessFirst Insurance Company, RetailFirst Insurance Company and Retailers Casualty Insurance Company. Summit provides its comprehensive workers’ compensation insurance services to businesses in Alabama, Arkansas, Florida, Georgia, Indiana, Kentucky, Louisiana, Mississippi, North Carolina, South Carolina, Tennessee and Texas. Summit, which includes Summit Consulting LLC and its subsidiaries, has offices in Lakeland, Florida, Baton Rouge, Louisiana, and Gainesville, Georgia. For more information, visit

About Great American Insurance Group

Great American Insurance Group’s roots go back to 1872 with the founding of its flagship company, Great American Insurance Company. Based in Cincinnati, Ohio, the operations of Great American Insurance Group are engaged primarily in property and casualty insurance, focusing on specialty commercial products for businesses, and in the sale of traditional fixed, fixed-indexed and variable-indexed annuities in the retail, financial institutions, registered investment advisor and education markets. Great American Insurance Company has received an “A” (Excellent) or higher rating from the A.M. Best Company for more than 100 years (most recent rating evaluation of “A+” (Superior) affirmed August 17, 2018). The members of Great American Insurance Group are subsidiaries of American Financial Group, Inc. (AFG), also based in Cincinnati, Ohio. AFG’s common stock is listed and traded on the New York Stock Exchange under the symbol AFG.


Summit contact

Carol Sipe
President and CEO, Summit

Great American media contact

Diane P. Weidner
Great American Insurance Group