A. David Nickols

Duoyuan Global Water, Inc. manufactures and supplies water treatment equipment. Its equipment includes filters, grids, ultraviolet sterilizers, ozone generators, scale and sand removing machines and sewage discharging machines. The company's product offerings address key steps in the water treatment process, such as filtration, water softening, water-sediment separation, aeration, disinfection and reverse osmosis. Duoyuan Global Water offers set of products across three product categories: water conservation, including circulating water treatment, water purification; and water reuse treatment, including wastewater treatment. The company operates through two segments: Manufacturing and Distribution. It was founded in 1989 and is located in Beijing, China.

MWH Global, Inc. provides consulting, engineering and construction services to water and natural resource sector. The firm's services include climate change management; research and analytics, engineering and design, and digital enterprise services. The company was founded in 1820 and is headquartered in Broomfield, CO.

Black & Veatch Ltd. provides consulting, refurbishment and decommissioning services for water-related projects in Europe. The firm covers all aspects of design and management of dams, pipelines, canals, water and wastewater and industrial water treatment plants, as well as the refurbishment of water and wastewater industry structures and facilities. It also provides mechanical and electrical engineering design services, building design and project management services, and IT services. The company was founded by Ernest Bateman Black and Nathan Thomas Veatch on February 23, 1996 and is headquartered in Redhill, the United Kingdom.

Hazen & Sawyer PC provides environmental and waste water management services. Its services include to public and private clients in the fields of water supply, distribution of wastewater collection, treatment, and storm water management. The company was founded in 1951 and is headquartered in New York, NY.

IT Power Ltd. provides renewable energy consultancy services. It offers advisory, engineering, project design and implementation, and training services. The company was founded by Anthony Derrick, Bernard McNelis, and Peter L. Fraenkel in 1981 and is headquartered in Bristol, the United Kingdom.

Floating Power Plant A/S operates as a clean-tech company that designs, develops and provides floating patented platform for wind and wave energy. The company was founded in 2004 and is headquartered in Bandholm, Denmark.