Bruce Anthony Melizan

Amey Plc engags in provision of engineering consulting services. It specializes in property and facilities management, engineering, consulting, waste management, environmental services, rail infrastructure, transportation services, structures management and highways infrastructure. The company was founded in 1921 and is headquartered in Oxford, the United Kingdom.

Interserve Plc engages in the provision of support services, construction, and equipment services company. It offers its services central government, education, highways, leisure and hospitality, retail, health and social care, and local government. The company was founded by Edmund Hughes and Augustus Hughes in 1884 and is headquartered in London, the United Kingdom.

Mowlem Plc provides solutions in building, construction, infrastructure and environmental services. It provides construction & support services to public and private sector customers from major building & infrastructure projects through to smaller building & civil engineering works and from total facilities management through to direct delivery of mechanical & electrical, cleaning and security services. The company was founded in 1822 and is headquartered in Isleworth, UK

Part of SLB NV, Schlumberger Plc is a British technology company that specializes in oilfield services. The company is based in Horley, UK. The company provides effective fracturing services to help connect wellbores to more reservoir rock. Founded in 1977, the company achieves accurate depth control and ensures target zone coverage while controlling hydrostatic balance.

Part of Interserve Plc, Interserve Investments Ltd. is a British company that functions as an investment holding company. The company is based in Reading, UK. Founded in 1902.

Ecosync Ltd. develops a temperature control system. The British company was founded by Gabor Mayer, Miklós Mohos, Zsuzsa Mayer, and Zsuzsa Mayer has been the CEO since incorporation.