ART Hydroprocessing, a Chevron and Grace joint venture, is a leading supplier of hydroprocessing catalysts used in production of cleaner fuels. ART offers a complete portfolio of resid hydrotreating, resid hydrocracking, hydrocracking, lubes hydroprocessing and distillate hydrotreating catalyst technologies through a global manufacturing network. ART combines Chevron's extensive expertise in refining operations, catalyst technology and development, process design leadership, and licensing with Grace's materials science, specialty chemical manufacturing, and global sales and technical service strengths, to improve refiners' profitability through catalytic solutions that improve the quality and yields of fuels refined from a wide variety of feedstocks. Also, the ART team works seamlessly with CLG, itself a joint venture between Chevron U.S.A. Inc. and McDermott, which is a leading process technology licensor for refining hydroprocessing technologies and alternative source fuels.