A sustainable solution to nutrient management and resource recovery that protects precious water resources by transforming phosphorus and nitrogen from wastewaters into an environmentally responsible fertilizer.

Robert F Kennedy Jr.
Robert F. Kennedy Jr. on Ostara
Ostara CEO, Phillip Abrary
Ostara CEO, Phillip Abrary
About Crystal Green
About Crystal Green

News Releases

Media Coverage

January 17, 2012
Water and Wastewater International

News Feed

Brochure

Crystal Green

Crystal Green logo

Newsletter

Ostara newsletter