ketjen provides advanced catalyst solutions to leading producers in the refining, petrochemical, and specialty chemicals industries. from fluidized catalytic cracking to clean fuels solutions to hydro-processing to organometallics and curatives, ketjen delivers safe and reliable solutions that increase production performance and business value. a wholly owned subsidiary of albemarle corporation (nyse: alb), ketjen corporation is headquartered in houston, texas, and serves global customers through operations in 27 markets.