For over 35 years, Premier Chemicals LLC has been a leader in magnesia production and application, serving a wide range of industrial, municipal and agricultural markets. A primary manufacturer of magnesium oxide and magnesium hydroxide in the United States, we have two major production facilities: Gabbs, Nevada and Port St. Joe, Florida; and several toll manufacturing/distribution centers strategically placed throughout the US. The Thioguard division has been selectively staffed to handle the wide ranging needs of utility wastewater systems. As an innovative company, we have a strong commitment to research and development. A significant amount of resources is committed to laboratory and field research, as well as to partnerships within Academic and Trade organizations. The Premier Chemicals R&D Center is located in Bettsville, Ohio and our Corporate Headquarters is in West Conshohocken, Pennsylvania, just outside of Philadelphia.