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Ostara offers innovative and sustainable solutions in phosphate management for growers focused on efficiently improving yields, protecting critical water sources, and feeding the world. Developed from a patented production process and nutrient recovery technologies, Ostara’s Crystal Green® Root-Activated™ fertilizers deliver phosphorus, magnesium and nitrogen in a slow-release granules proven to enhance yields and quality across a variety of crops and soil types while preventing soil tie-up and leaching of nutrients. With fertilizers and nutrient recovery technologies that positively impact both farmers yields and the environment, Ostara is making an important contribution to managing global environmental challenges, increasing yields of food and fiber and safely delivering nutrients where they matter.

View Top Employees from Ostara
Revenue $26.3 million
Funding $114 million
Employees 51 (47 on RocketReach)
Founded 2005
Address 1001 N Warson Rd, St. Louis, Missouri 63108, US
Phone (604) 408-6697
Fax (604) 408-4442
Industry Agriculture, Construction, Mining Machinery Manufacturing, Energy, Utilities & Waste Treatment General, Energy, Utilities & Waste Treatment
Web Rank 7 Million
Keywords Runoff Struvite Fertiliser, Ostara Nutrient Recovery, Encyclopaedia Struvite Fertiliser, Ostara, Ostara Nutrient Recovery Technologies
Competitors FilterBoxx Inc., an Ovivo company, H2O Innovation, Saltworks Technologies: Industrial Water + Lithium, Trident Processes LLC (follow our main page), Trojan Technologies
SIC SIC Code 495 Companies, SIC Code 494 Companies, SIC Code 49 Companies
NAICS NAICS Code 22 Companies, NAICS Code 221 Companies

Ostara Questions

The Ostara annual revenue was $26.3 million in 2024.

Ron Restum is the Chief Revenue Officer of Ostara.

47 people are employed at Ostara.

Ostara is based in St. Louis, Missouri.

The NAICS codes for Ostara are [22, 221].

The SIC codes for Ostara are [495, 494, 49].

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