Cytec Industries (2009)
Modular Genetics (2009)
Rogers Corportion (2009)
Engelhard Corp. (1988)
Aqualon (1988-present)
IBM (1986)
IMC (February 1982)
UNESCO (1982)
Exxon Mineral Co. (1981-82)
Alcan (September 1981)
Pennsylvania Glass Sand Co (1981)
Colgate Palmolive (1979-Present)
Union Carbide Corporation (April 1979)
Proctor and Gamble Co. (12/8/78-12/1/79)
American Cynamid (10/15/78-11/3/78)
Exxon Enterprises, Inc. (1978-1979)
National Science Foundation (1977-present)
Exxon Research & Engineering (1977-1981)
B.F. Goodrich Company (1977-1980)
Occidental Research Corporation (November 1977)
International Paper Company (1975)
Illinois Institute of Technology Research Institute (IITRI)
Particle Fluid Separation Technology Program (18 companies participating) (1974-1977)
Amoco Production Company (1974-1977, 1980)
National Institutes of Health (June 1973)
Research Institute for Advanced Studies
Martin Marietta Corporation (1973)