David Lawrence Magor

Cascal NV provides water and wastewater services. The company is headquartered in Dorking, the United Kingdom.

E-Waste Systems, Inc. engages in the business of e-waste. It involves in the process of waste electric and electronic equipment processing services. The company was founded by Martin Nielson on December 19, 2008 and is headquartered in Las Vegas, NV.

Biwater Holdings Ltd. provides water and wastewater treatment services. Its services include wastewater treatment, membrane technology, water asset management, and package plants & products. It has locations in Algeria, Sudan, and the United States. Biwater was founded in 1968 and is located in Dorking, the United Kingdom.

Mapal Group Plc provides wastewater aeration systems. It offers technology that can save energy consumption and operations and maintenance costs of municipal and industrial waste water treatment plants. The firm serves and markets waster water treatments to communities and customers around the world. The company was founded by Hanoch Magen and Zeev Fisher is headquartered in London, the United Kingdom.