Premier gas station with much more. Stewart’s brand milk and ice cream shops serve coffee goods, fast food to go, cold beverages, beer and ice. Family and employee owned convenience store.Stewart's Shops is a family owned chain of convenience stores located primarily in eastern Upstate New York and southwestern Vermont. The chain of convenience stores sell more than 3,000 products, including dairy items, groceries, food to go (soup, sandwiches, hot entrees), beer, coffee, gasoline, and, of course, ice cream. Stewart's Shops, formerly known as Stewart's Ice Cream Company, was established in 1945.