Stephen M. Zemaitatis

Riggs Distler & Co., Inc. provides maintenance and construction services. It also offers mechanical, electrical, solar power, substation, transmission, overhead and underground construction, and emergency storm damage repair services. The company was founded by Charles Linthicum, George Linthicum and Thomas Dudley Riggs on July 8, 1909 and is headquartered in Cherry Hill, NJ.

NAPEC, Inc. engaged in the provision of construction and maintenance services to the public utility and heavy industrial markets. The firm through its subsidiaries provided builds and maintains electrical transmission and distribution systems, solar panel farms, and natural gas networks. It also focused on the installation of gas-powered and electric-powered heavy equipment for utilities, gas-fired industrial power plants and petrochemical facilities in North America. The company was founded on May 16, 1978 and was headquartered in Drummondville, Canada.