Alistair McAlpine (Lord McAlpine of West Green) has been a director of the family-run construction firm, Sir Robert McAlpine and Sons Ltd, for over thirty years. He was Treasurer of the Conservative Party from 1975 to 1990 and its Deputy Chairman from 1979 to 1983. In 1996 his public espousal of the cause of Sir James Goldsmith's Referendum Party made headline news. He is a regular contributor to the Spectator, the Mail on Sunday and other papers and has been actively involved in the arts for many years.