Menno M. Holterman

Part of Saur SAS, Nijhuis H2OK Ltd. provides environmental consultancy and project management services specializing in the wastewater and sewage field. The company is based in Truro, UK. Nijhuis H2OK was founded in 2003 and was acquired by Nijhuis Water Technology BV on September 10, 2013.

Part of Saur SAS, Nijhuis Saur Industries BV is a Dutch company that provides solid and adaptive solutions for sustainable and resilient water use, energy and resource recovery for light and heavy industries, utilities, and commercial buildings around the world. The company is based in Doetinchem, Netherlands. Nijhuis Saur Industries creates the best business case for wastewater treatment and agricultural waste management with complete Nijhuis Industries wastewater solutions. The company also offers Nijhuis I-Consult, a well-established and regarded consultant dealing with flood risk and the planning system for over fifteen years. Additionally, Nijhuis Saur Industries provides mobile water solutions, one of the leading providers of mobile water services, and works together with companies in the oil & gas industry to meet their requirements and minimize their risks. The CEO of the company is Menno M. Holterman.

Nortech Solutions Ltd. provides engineering design, management consultancy and staffing services. It offers concept and front end engineering design (FEED), detailed design, process engineering, technical safety engineering, functional safety, mechanical engineering, piping, stress electrical engineering and design services. The firm serves to the oil, gas, power generation, process and manufacturing, biotechnology, energy, utilities and subsea sectors. The company is headquartered in Billingham, the United Kingdom.

Nijhuis Industries Holding BV operates as a financial holding company with interests in sustainable water use, energy, and resource recovery. It provides services for food and beverage, oil, gas and mining, municipal, and sewage and cooling water industries. The company was founded by Geert J. Nijhuis on April 5, 1904 and is headquartered in Doetinchem, the Netherlands.

Norit International NV engages in the research, development, manufacture and sale of activated carbons. Its activated carbons are used in environmental, health, safety, and industrial applications. The company was founded on January 18, 1918 and is headquartered in Amersfoort, the Netherlands.