Millmore started his career in the 1950s with the Overseas Visitors Club in London and later in New Zealand.
Travel the World Marketing
He moved to Sydney in 1968 and ran the travel company Venture McDonald, which became Travel The World Marketing and represented Holland America Line, Tauck World Discovery, Windstar Cruises and the Delta Queen Steamboat Company.
Major cruise wholesaler
His children Andrew and Louise are now owners of Travel the World, a major wholesaler for Holland America Line and Ponant. It also represents Windstar Cruises, Riviera Travel and Virgin Voyages.
Millmore, a former board member of the Australian Federation of Travel Agents, was a Life Member of Skal International Australia.