With almost 40 years of experience servicing Philadelphia Tri-State area, Charles H. MacDonald Electric, Inc. is a leading service-oriented electrical contracting company with a well-earned reputation for superior, reliable service. In 2020 alone, Charles H. MacDonald Electric, Inc. has completed sixteen individual lab projects, covering roughly 470,000 square feet of commercial real estate. Servicing the University of Pennsylvania, Spark Therapeutics, Science Center Wexford, Charles River Labs, and Axalta, there is no contracting firm with a stronger track record for all your lab space needs.