At Giant Eagle in Greensburg at 6204 Route 30, we take great pride in serving our loyal customers and supporters by offering great customer service and more than 20,000 - 60,000 unique items in our supermarket. Founded in 1931, Giant Eagle is one of the 40 largest privately-held and family-operated companies in the USA. Giant Eagle serves more than five million customers annually through nearly 400 retail locations in Pennsylvania, Ohio, West Virginia and Maryland. Giant Eagle is based in Pittsburgh, PA.