Groveburg Corporation was created in 1964 with the acquisition of three Dunkin' Donuts stores located in Selinsgrove, Lewisbu ... rg and Bloomsburg. Today the franchisee operates six Dunkin' Donuts stores located in Selinsgrove, Lewisburg, Bloomsburg, Sunbury, Middleburg and Shamokin. Groveburg Corporation is located in Selinsgrove, Pa and family owned and operated. Groveburg Corporation is a franchisee of Dunkin’ Donuts, not Dunkin’ Brands, Inc. or any of its affiliates. read more