Superior Electric Service is a commercial and industrial electrical contracting company that operates primarily in the tri-state area. The company s staff can assist and support clients and their companies in the preparation of accurate budgets and competitive bids. It is able to assist clients with any level of design-build that they may require, which includes drafting and computer-aided design. The company is also provides clients with a complete electrical preventative maintenance program tailored to their specific needs. It provides 24-hour emergency service and 24-hour supply house access. Superior Electric Service is a privately held company that is located in Wilmington, Del.