Ecovyst
PQ Group Holdings, Inc. engages in the manufacture and provision of specialty catalysts, materials, chemicals, and services that enable environmental improvements, enhance consumer products, and increase personal safety. It operates through the Refining Services, Catalysts, Performance Materials, and Performance Chemicals. The Refining Services segment offers sulfuric acid recycling to the North American refining industry. The Catalysts segment serves the packaging and engineered plastics and the refining, petrochemical, and emissions control industries. The Performance Materials segment produces transportation reflective safety markings for roads and airports. The Performance Chemicals segment supplies diverse product end uses, including personal and industrial cleaning products, fuel-efficient tires, surface coatings, and food and beverage products. The company was founded on August 07, 2015 and is headquartered in Malvern, PA.