Now in its fourth generation of family leadership, Heinen's operates 23 locations - 18 in the Cleveland, Ohio area and 5 in the Chicago, Illinois market - supported by two distribution warehouses, a food production facility, and a corporate office located in Warrensville Heights, Ohio. Company Overview: Established in 1929, Heinen's is a leading, family-owned grocery retailer known for its premium-quality products and outstanding customer service.