Douglas Alexander Drysdale McCormick

Sweett Group Ltd. provides construction and property consulting services. The company was founded on October 20, 1997 and is headquartered in London, the United Kingdom.

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.

Part of SNC-Lavalin Group, Inc., Atkins Rail is a British company that provides engineering services. The private company is based in London, UK. Philip Hoare has been the CEO of the company since 2014.

The Institute For Collaborative Working engages in helping organizations to build and develop effective competitive business relationships. It offers resource library, internal audit services, facilitation support and online tool box. The company was founded in 1990 and is headquartered in London, the United Kingdom.

Part of Tetra Tech, Inc., Tetra Tech Group Ltd. functions as an investment holding British company. The private company is based in Leeds, UK and was founded in 2008.

Part of Gleeds UK Ltd., Gleeds Energy Ltd. is a private company that provides surveying and engineering services. Gleeds Energy Ltd. is based in London, UK. Gleeds Energy was founded in 2005.