Presidential Food Service provides worldwide food service, security and personal support to the President and First Family. Additionally, it provides gourmet meals and supports catered functions and Social Aide Dinners for visiting heads of state.
Presidential Food Service operates the White House Mess Executive dining rooms, provides a carryout service, and provides complete catering coordination to the White House Complex.
It also provides logistics co-ordination for White House Mess personnel and valet services for Presidential trips and events.
References
Presidential Food Service Wikipedia(Text) CC BY-SA