PQ Corporation Employee Directory
Chemical ManufacturingPennsylvania, United States1001-5000 Employees
PQ Corporation is a chemical manufacturing company with a long history, headquartered in Valley Forge, Pennsylvania. It specializes in silicates, silicas, and derivative products used across environmental, consumer, and safety applications for global markets. As a global supplier, its offerings address regulatory and consumer-driven priorities that influence market dynamics. The portfolio is largely inorganic and carbon-free, aligning with sustainability objectives. With a history spanning over two centuries, PQ positions itself as a global player in the silica-related segment of the chemical manufacturing industry.