For over 60 years, Cooper Electric has provided the New Jersey, New York, and Pennsylvania markets with expert electrical supply, service capabilities and customer solutions. Established in 1961, as a family-owned business, Cooper Electric grew to 12 strategically placed branches by 1998. In 1999, we joined the Sonepar USA family which is made up of the finest electrical supply distributors in the United States. To better serve our customers, we have 58 supply locations, warehouse distribution centers throughout the tri-state area, and over 1,000 dedicated employees.