Ketjen is a global supplier of advanced catalyst solutions for the petrochemical, refining, and specialty chemicals industries. The company, headquartered in Houston, Texas, serves customers across 25 markets worldwide. It draws on over 50 years of scientific expertise in catalysis and chemical processing.
Its product portfolio includes Fluidized Catalytic Cracking (FCC) catalysts and hydroprocessing solutions, both designed to enhance refinery performance and unlock new efficiencies for customers. The company emphasises custom solutions and dedicated technical support as part of its service model.
Ketjen's technical work spans catalysis, petrochemical processing, refining, and specialty chemicals. The firm highlights a commitment to innovation, collaboration, and investment in technology and people as central to its operations.





