Aker Solutions is a leading global provider of engineering and construction services, technology products and integrated solutions.

Over the past decade Aqua Enviro Ltd has established itself as a leading consultancy specialising in the treatment of wastewater, biosolids and organic waste for both the water industry and industrial clients.

As one of the world’s largest rental groups, Ashtead Technology provides a vast range of rental equipment for a huge variety of markets.

BES Consultings audit and consultancy services. We are the leading provider of risk and commercial audits in the property compliance sector, helping organisations identify opportunities to reduce compliance risk, cost, optimise delivery, and improve management processes. Our audit and consultancy team have worked on some of the largest property estates in the UK.

CampbellReith is a leading firm of consulting engineers providing structural, civil, environmental, geotechnical and transportation consultancy services, both in the UK and overseas.

Carbon Clear is a world leader in carbon management. We help organisations address the challenges posed by climate change.

We work across a number of project areas including urban regeneration, conservation and listed buildings, rural development, residential, commercial, industrial, education, retail and leisure.

David Lock Associates provides expertise in town and city revitalisation schemes, urban regeneration, regional and strategic planning, urban expansion and new settlements.

E4environment Ltd was founded in January 2000 by the two founding Directors Kay Hawkins and Mandy Stoker who between them have more than 34 years experience in environmental consultancy.

EAME is a multi-disciplinary environmental consulting practice that specialises in providing technical expertise and innovative solutions to complex and challenging environmental problems. The firm is based in the UK but also has operational bases in the UAE, Kuwait, Malta and Iraq and operates globally across a wide range of technical disciplines and industrial sectors.

We are a national membership based charity and have been playing a leading role in environmental protection in the UK since 1898. Our head office is in Brighton and we also have ten regional divisions throughout the UK.

ExCAL Limited offers specialist environmental consultancy services to the waste industry. Our company structure has been developed to allow us to provide the best possible value to our clients.

Fugro Robertson is one of the world's leading geoscience companies providing services and products to the upstream oil and gas industry.

At fwa we help organisations of all types and size realise their business objectives by using the sustainability agenda in practical, innovative and creative ways. And if you want to make a difference through being in business we can help you with that too.

GeoMEM - developers of technical software for the geo-science industry and suppliers of Borehole survey instruments and accessories. GeoMEM also provides training and annual support on all software developed and all borehole survey instruments.

Gregory Environmental Limited was established to provide environmental services to the construction, industrial and waste management sectors helping businesses to comply with ISO14001 and EMAS.

GroundSure is the leading provider of environmental searches for residential and commercial property in the UK.

LBH WEMBLEY Geotechnical & Environmental was formed in 1992 on the closure of its forerunner WEMBLEY LABORATORIES LTD, which had a long record of providing quality site investigations.

PFA Consulting is a multi-disciplinary consultancy providing high quality professional advice and services.

PwC is founded on a culture of partnership with a strong commercial focus. This is reflected in our vision: "One firm - a powerhouse of a commercial enterprise that does the right thing for our clients, our people and our communities."