Member Council of Legal Advisors, Republican National Committee, 1982-1985. Served with United States Army National Guard, 1954-1956. Member State Bar of Nevada (president 1984-1985, board governors 1975-1984).
- Member firm Vargas, Bartlett & Dixon, 1964-1969, Laxalt, Bell, Allison & Lebaron, 1970-1978, Allison, Brunetti, MacKenzie, Hartman, Soumbeniotis & Russell, 1978-1985. Judge United States Court Appeals (9th circuit), Reno, 1985-1999, senior judge, 1999—2009.