John Wood Group PLC is a United Kingdom-based energy services company. The Company provides a range of engineering, production support, maintenance management and industrial gas turbine overhaul and repair services to the oil and gas and power generation industries. It operates through two segments: Wood Group Engineering segment, which provides a range of engineering services, such as conceptual studies, engineering, project and construction management, and control system upgrades, to the upstream, subsea and pipeline, downstream, chemical process and industrial, and clean energy sectors, and Wood Group PSN segment, which provides production services to the upstream, midstream, downstream and industrial sectors through brownfield engineering and modifications, production enhancement, operations and maintenance, facility construction and maintenance management, industrial services, training and decommissioning services, and turbine activities.