Redners Markets, Inc. is an American supermarket chain that currently operates 44 Warehouse Markets and 20 Redners Quick Shoppe convenience stores located in Pennsylvania, Delaware, and Maryland . Redners Warehouse Markets has a distribution warehouse located in Maidencreek Township, Pennsylvania. Redners is an employee-owned corporation, founded in 1970 by Mary and Earl Redner. They opened two supermarkets in Reading, PA. After a steady success from the start, they expanded their operation to other areas. In 1975, Redners formed an Employee Stock Ownership Plan (ESOP), making them the first supermarket in Pennsylvania to be employee owned. In 2010, Redners Warehouse Markets celebrated their 40th anniversary.