; Founded with a single location in 1996. COS restaurants are based on a small parisian CAF concept. The Company has evolved to consist of more than 90 restaurants in 17 states and washington. D. C. COS offers items such AS a HAND-TOSSED signature salad and a tomato. Basil and mozzarella sandwich served on warm flatbread. The restaurant also offers pizzas. Soups. Bagels. Unique gourmet...