 Montgomerie was a director of the internet television channel "18 Doughty Street" which began broadcasting in October 2006 and went off air in November 2007.While at "18 Doughty Street", Montgomerie hosted its 'Campaign HQ' programme, which developed the channel's Internet political advertisements after allowing viewers to vote on a choice of (usually) three different proposals.Previous adverts included attacks on taxes, state funding of political parties, and London Mayor Ken Livingstone.