Background
Ehrenfeld, John Roos was born on May 16, 1931 in Chicago, Illinois, United States. Son of Louis and Alice (Roos) Ehrenfeld.
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John Roos Ehrenfeld
Edit ProfileEducation
Bachelor of Science in Chemical Engineering, Massachusetts Institute of Technology, 1953; Doctor of Science in Chemical Engineering, Massachusetts Institute of Technology, 1957.
Career
Senior engineer, Arthur D. Little Inc., Cambridge, Massachusetts, 1957-1961;
senior consultant, Arthur D. Little Inc., Cambridge, Massachusetts, 1981-1984;
senior engineer, Prototech, Inc., Cambridge, 1961-1962;
director applied research, GCA Corporation, Bedford, Massachusetts, 1962-1967;
president, Walden Research Corporation, Cambridge, 1967-1975;
vice president, technical director, Energy Resources Company, Cambridge, 1975-1978;
chairman, New England River Basins Commission, Boston, 1978-1981;
senior environmental research manager, Abt Associations, Cambridge, 1985;
senior research associate, Massachusetts Institute of Technology, Cambridge, since 1986. Advisor H&Q Environ Technology Fund, Boston, since 1989. Member environmental advisorygroup National Center for Manufacturing Science, since 1994, editorial boards Hazardous Wasteand Hazardous Materials, Journal of Hazardous Materials, Total QualityEnviron.
Management.
Achievements
Membership
Chairman Acton (Massachusetts) Democratic Town Committee, 1962-1967, Lincoln (Massachusetts) Democratic Town Committee, 1970-1972. Board director Massachusetts Technology Development Corporation, Boston, 1978-1987. First lieutenant United States Army, 1957-1959.
Member American Association for the Advancement of Science, American Institute Chemical Engineers, Society for Risk Analysis, American Chemical Society (chairman International Electrotechnical Commission division 1977), Air and Waste Management Association, Sigma Xi, Tau Beta Pi.
Connections
Married Myrna Goodman. Children: Peter, Elizabeth, Thomas. Married Ruth R. Budd, August 7, 1983.
