James W. Hotchkies

Ostara Nutrient Recovery Technologies, Inc. provides nutrient recovery and phosphorus management solutions. Its chemical precipitation process removes phosphorous and ammonia (nitrogen) from a treatment facility's dewatering stream and creates pure crystalline pellets that are marketed as a commercial fertilizer called crystal green. The company was founded by Joseph E. McHugh, Don Mavinic, F. Phillip Abrary, Ahren T. Britton, and Edward Jones in 2005 and is headquartered in Vancouver, Canada.

Zenon Environmental Corp. manufacturers water and wastewater treatment equipment. The company is headquartered in Oakville, ON.

GE Water & Process Technologies Co provides wastewater treatment and process systems solutions. Its offers anaerobic technology, dust control, hydrocarbon treatment, reverse osmosis, upstream oil and gas chemicals, analytical instruments, membrane chemicals, sanitizers, waste water treatment, boiler water, ultafiltration and membrane bioreactors and related services. The company is headquartered in Trevose, PA.

Toray Membrane USA, Inc. is an American company that specializes in manufacturing water and wastewater treatment technologies, as well as water treatment membranes.

Aquarion AG provides water systems, solutions, and technologies for the treatment of process and waste water. Its services include customer service, spare parts, chemicals, consumables, asset management, up-grade and overhaul, lease/plant hire, remote monitoring, service and maintenance contracts, operation and maintenance contracts. The company was founded in 2011 and is headquartered in Zug, Switzerland.