NYSE:WG

Willbros Group, Inc., through its subsidiaries, operates as a specialty energy infrastructure contractor serving oil and gas, and power industries in the United States and Canada. The company operates through three segments: Utility T&D; Canada; and Oil & Gas. The Utility T&D segment primarily engages in the engineering design, installation, maintenance, procurement, and repair of electrical transmission, distribution, substation, and wireless and gas distribution systems. This segment serves investor-owned utilities, cooperatives, municipalities, gas and oil developers and operators, telecommunication companies, and industrials. The Canada segment offers construction, maintenance, and fabrication services for piping projects, including integrity and supporting civil works, general mechanical and facility constructions, American Petroleum Institute storage tanks, and general and modular fabrications, as well as for electrical and instrumentation projects serving the Canadian energy industry. The Oil & Gas segment offers construction, maintenance, and lifecycle extension services to the midstream markets. This segment engages in facilities construction, such as tank terminals, pump stations, flow stations, gas compressor stations and metering stations, as well as small-diameter midstream pipeline construction, integrity construction, and system maintenance activities. Willbros Group, Inc. was founded in 1908 and is headquartered in Houston, Texas. As of June 1, 2018, Willbros Group, Inc. operates as a subsidiary of Primoris Services Corporation.