Background
Marietta, Karl Edward was born on November 10, 1949 in Ligonier, Pennsylvania, United States. Son of Melvin Grey and Ada (Betz) Marietta.
Marietta, Karl Edward was born on November 10, 1949 in Ligonier, Pennsylvania, United States. Son of Melvin Grey and Ada (Betz) Marietta.
Bachelor of Science in Electrical Engineering, Carnegie-Mellon University, 1971.
Electrical engineer Hershey Electrical Company, Pennsylvania, 1971—1974, operating superintendent, 1974—1977. Electrical distribution superintendent Hibbing Public Utilities, Minnesota, 1977—1980, assistant general manager, 1980—1981, general manager, 1981—1985. Senior consultant Henningson, Durham & Richardson Technology Service, Inc., since 1985, manager national program, 1986.
Vice president Marketing District Energy, St. Paul.
Member of Institute of Electrical and Electronics Engineers.
Married Deborah Lynn Koerner, June 7, 1975. Children: Andrew Rockwell, Geoff Eckman.