Brian Duckworth

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.

Severn Trent Water Ltd. provides water utility services. It offers treatment of water and removal of waste water. The company was founded in 1989 and is headquartered in Coventry, the United Kingdom.

Novera Energy Ltd. generates renewable power. Novera Energy generates electricity from renewable sources of power using wind, waste & water and landfill gas. The company generates renewable power at 58 sites across the UK, with a total capacity of 143MW. It was founded in 1998 and is headquartered in London, the United Kingdom.