Background
Ristau, Toni Kae was born on July 14, 1947 in Aberdeen, South Dakota, United States. Daughter of Norman A. and Antonia (Demmers) Ristau.
Ristau, Toni Kae was born on July 14, 1947 in Aberdeen, South Dakota, United States. Daughter of Norman A. and Antonia (Demmers) Ristau.
Bachelor, University Minnesota, 1971. Master of Science, Northwestern University, Evanston, Illinois, 1979. Juris Doctor, Denver University, 1984.
Environmental engineer, Bureau Land Management, Washington and Denver, 1979-1981; environmental specialist, System Development Corporation, Irvine, California, 1981-1982; environmental engineer, National Park Svc., Lakewood, Colorado, 1982-1984; acting chief, Utah Division Environmental Health, Salt Lake City, 1984-1986; regulatory affairs specialist, Ebasco Superior vena cava syndrome, Inc., Lakewood, 1986-1987; manager environmental science group, Ebasco Superior vena cava syndrome, Inc., Albuquerque, 1990-1991; director western states hazardous waste division, Arizona Attorney General' General’ s Office, Phoeniz, 1987-1988; manager environmental services, Ageiss Environmental, Golden, Colorado, 1991-1993; director environmental services, Public Svc. Company of New Mexico, Albuquerque, since 1993. Environmental engineer National Park Svc., Lakewood, 1976-1979, architect, Washington, 1973-1975.
Volunteer Vista, Corpus Christi, Texas, 1972-1973. Member American Bar Association, Colorado Bar Association, Utah State Bar, American Society Civil Engineers, Society Women Engineers.
Married James E. Huyghebaert, September 8, 1979 (divorced April 1991). Married Roy E. Ball, February 1, 1992.