Iain Geoffrey Clarkson

Tetra Tech UK Consulting Group Ltd. engages in the provision of project management and technical consultancy services. It operates through the Consultancy Services and International Development segments. The Consultancy Services segment includes Infrastructure and Built Environment, Programme and Project Management, Surveying and Asset Management, Environmental, and Planning and Transport. The International Development segment involves in building state of the art public transport systems and improved traffic management in developing cities. The company was founded on December 6, 1984 and is headquartered in Leeds, the United Kingdom.

Amec Foster Wheeler Ltd. provides consultancy, engineering, project management and operations, and maintenance services to global oil and gas; mining; clean energy; and environment and infrastructure markets. The company was founded on November 2, 1982 and is headquartered in Cheshire, the United Kingdom.

Part of Brookfield Corp., Westinghouse Electric Company UK Ltd. is a company that engages in the repair and maintenance of appliances. The company is based in Preston, UK. The British company was founded in 2000. Patrick David Fragman has been the CEO of the company since 2019.

British Nuclear Fuels Ltd. is a company that manufactures nuclear fuels. The company is based in London, UK. The company is ultimately controlled by the Government of United Kingdom.

National Nuclear Laboratory Ltd. provides research and technology services for nuclear fuel cycle. The firm offers measurement and analysis, safety management, environmental services, waste and residue processing, post irradiation examination, and waste management technology. The company was founded in 2008 and is headquartered in Warrington, the United Kingdom.