McDermott International subsidiaries

J. Ray McDermott, Inc. provides engineering, construction, procurement, installation, and project management services for offshore oil and gas developments in the United States and internationally. The company offers project management services, such as project development and execution, typical project organization, and procurement and materials management; and engineering services, such as engineering studies and conceptual design, technical and economic feasibility studies, design bases, preliminary engineering, estimating, bid document preparation, project planning, and procurement services, as well as installation, hookup, commissioning, and startup assistance. It also provides fabrication products and services, such as floating platforms and production facilities, offshore floating terminals, subsea production facilities, control systems for subsea production wells, process piping, process vessels, and caissons, as well as oil and natural gas processing, transfer, and storage facilities; marine installation services, including vessels and support equipment; and subsea services, such as well intervention, pipelay and umbilical/flexible pipe installation, and fabricated structures, as well as inspection, repair, and maintenance. The company was formerly known as OPI International, Inc. The company is based in Houston, Texas. J. Ray McDermott, Inc. operates as a subsidiary of McDermott International Inc.

Shaw Constructors Inc. operates as a subsidiary of Shaw Group Inc.

Shaw NC Company, Inc. provides service design, engineering, procurement, construction, and maintenance services for electrical transmission, distribution systems and substations. Its services include transmission line design, transmission line construction and maintenance, substation design, substation construction and maintenance, distribution engineering, and distribution line construction and maintenance, as well as relay, metering, and controls. The company s services also include electrical safe work practices, assessments, standards, and training. It builds projects for investor-owned utilities, independent power producers, generators, municipalities, co-ops, state and federal agencies, and institutions. Shaw NC Company, Inc. was formerly known as Shaw T&D Company, Inc. and changed its name in 2008. The company was founded in 1966 and is based in Charlotte, North Carolina. Shaw NC Company, Inc. operates as a subsidiary of Shaw Transmission & Distribution Services, Inc.