Background
Petruska, Gregory James was born on January 4, 1958 in Chicago, Illinois, United States.
Petruska, Gregory James was born on January 4, 1958 in Chicago, Illinois, United States.
Bachelor of Science in Petroleum Engineering, University Tulsa, 1980; Master of Business Administration, University of California at Los Angeles, 1989.
Petroleum engineer, Chevron United States of America, Inc., Denver, 1980-1984; research engineer, Chevron Oil Field Research Company, La Habra, California, 1984-1987; international banking officer, First Interstate Bank, Ltd., Los Angeles, 1989-1991; engineering manager Los Angeles district, Groundwater Technology, Inc., Torrance, California, 1991-1992; director environmental affairs, World Oil corporation, South Gate, California, 1993-1994; senior engineer, project manager, Nationwide Environmental Superior vena cava syndrome, Denver, since 1994.
Member National Society Professional Engineers, Anderson Alumni Association, Tau Beta Pi (secretary 1978-1979), Phi Gamma Kappa, Pi Epsilon Tau (vice president 1979-1980).