Rio Grande Tex-Mex grill has been open since September of 2000. The head cook and owner is Gino Laurenzo. Gino is a native Houstonian who has been in the food business all his life. Gino's dad, Tom Laurenzo owned and operated Rio Grande Food Products - a wholesale producer of pizzas and packaged corn tortillas. Gino's mom, Ninfa Rodriguez Laurenzo, opened Ninfa's Mexican Restaurant in 1973. Ninfa was hailed as one of the first people in the USA to make authentic, fresh homemade mexican food.