concessionaire

noun

1. One who holds a concession or a right granted (for example, by the government) to conduct a certain business.

   “1920, Frederick Spencer Hamilton, The Days Before Yesterday From 1830 to 1871 there were public gaming-tables in Heligoland, and the Concessionaire paid such a high price for his permit that the colonial finances were in the most flourishing condition.”

   “And then came others, possessing weaponry and a sophisticated support before which tribes in dense jungles had no recourse: European concessionaires and feckless traders, brutish exploiters and enslavers.”

2. Someone who runs a concessions stand typically selling food and drinks.