The Radiant Group, LLC., a Florida Limited Liability Company. Radiant F&B LLC is a retail division of the Radiant Group, LLC. ... . Radiant was founded in 1931 y Nick Capitano and continues to operate as a third-generation family business. Radiant Oil Company began its operations distributing motor fuel to traditional " gas operation", which were individually owned and operated by others. In the 1970's and 1980's Radiant formed an alliance with Sparky's Food Stores, which operated convenience stores in conjunction with Radiant's "gas stations". In 1994, Radiant made a commitment to grow its food store operations and began to operate its own stores under the name of Radiant Food Stores. In 2017, Radiant began Radiant F&B LLC in which the Dunkin Brands resides. read more