Andrew J. Walsh

RCR Tomlinson Ltd. engages in the provision of solutions to the infrastructure, energy and resources sectors. It operates through the following business segments: Infrastructure, Energy, Resources, and Corporate. The Infrastructure segment consists of rail and transport; renewable energy; water; electrical; heating, ventilation, and air conditioning; oil and gas; and technical facilities management services. The Energy segment provides power generation and energy plants. The Resources segment includes engineering, construction, maintenance and shutdown services to above and below ground mining, resources, oil and gas, and liquefied natural gas sectors. The company was founded in December 1996 and is headquartered in Sydney, Australia.

Clough Ltd. operates as an engineering and construction contracting company. It offers engineering, onshore and offshore construction, near shore marine, commissioning, brown fields. It serves the mining, energy and infrastructure market. The company was founded by John Oswald Clough in 1919 and is headquartered in West Perth, Australia.