Center based Port-A-Cool has been named the Grainger 2013 Supplier of the Year. Port-A-Cool was presented with the top Partners Perfomance Award at Grainger's annual supplier conference held recently in Rosemont, Illinois. Grainger's the leading broad line supplier of maintenance, repair and operating products serving businesses and institutions, recognizes a select group of suppliers for outstanding performance throughout the year through its Partners in Performance award program. Port-A-Cool earned the top honor among more than 3,200 active suppliers. CEO Ben Wulf, said Port-A-Cool has had a strong partnership with Grainger for almost 20 years and they are honored to be recognized by the Grainger team. He added Port-A-Cool looks forward to a long, successful future of supplying portable evaporative cooling units.