Party affiliation: Republican
Associate Twining & Fischer, Binghamton, New York, 1964-1967. Attorney Broome County, 1968-1970. President First Service Corporation, Phoenix, 1970-1975.
Associate Shimmel, Hill, Bishop & Gruender, 1975-1978. President Sergei N. Klimow Professional Corporation, 1978-1992. Principal Klimow & Associates, P.A., Scottsdale, since 1994.
International counsel Shibaura International, Inc., Osaka, Japan and Phoenix. Lecturer in field.
Denomination: Byzantine Catholic
Member City of Phoenix North Mountain Village Planning Commission, 1985-1988. Member American Bar Association (international law section), International Bar Association, State Bar of Arizona (corporation, real estate, international sections), New York State Bar (executive committee 1967-1970), Maricopa County Bar, Phoenix Chamber of Commerce (Phoenicians committee 1980-1990), Colgate University Alumni Club (past president), Desert Highlands Golf Club (Scottsdale, Arizona), Desert Forest Golf Club (Carefree, Arizona).