SulphCo, Inc., a development stage company, engages in the development and commercialization of technology for upgrading and desulfurizing of crude oil and petroleum products. Its Sonocracking process is based upon the use of ultrasonics that include the application of energy and frequency sound waves to effect beneficial changes, such as reduction in the weight percentage of sulfur, as well as a reduction in the parts per million of nitrogen in the chemical composition of crude oil. The company’s target customers include crude oil producers and refiners. SulphCo has a collaboration agreement with ChevronTexaco Energy Technology Co. to develop and commercialize Sonocracking ultrasound technology. The company is headquartered in Sparks, Nevada.