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SulphCo, Inc., headquartered in Houston, Texas, was founded in 1999. The original patents relating to our technology resulted from the research efforts of several scientists at the University of Southern California.
Oppenheim Research is a Tallahassee, FL-based company in the Business Services sector.
HR Screening is a Coquitlam, BC-based company in the Business Services sector.
Engineered Site Products Ltd. is a Kelowna, BC-based company in the Business Services sector.
International Grating is a Harrison, AR-based company in the Business Services sector.