Henkels & McCoy, 512 Elbow Ln, Burlington, NJ 08016, US

Riggs Distler is multi-faceted construction company that encompasses electrical, industrial, commercial, healthcare, pharmaceutical, line construction and institutional sectors. Founded in 1909, it offers electrical construction services, including power and lighting, substations, distribution, process control, building management systems, data, communications, fiber optics, instrumentation, emergency generation, fire alarms, security, uninterruptible power supply, switchgear maintenance, traffic signals, intelligent highways and process integration. Its mechanical division provides services, including pipe fabrication and installation, equipment installation and alignment, air pollution control equipment, heavy rigging, orbital and robotic welding and rotating equipment enstallation and alignment. Riggs also provides a full range of utility services for the utility, municipal, commercial and industrial client, including overhead distribution, underground distribution, street lighting installation and maintenance, cable fault locating, cable splicing, communications, traffic control, directional boring, storm response and substations. The company is headquartered in Sharon Hill, Pa., and has an additional office in Baltimore.