 Martin founded the Masternaut UK business with hardware bought from French firm, Masternaut France, and began developing software from an operational centre in Leeds, UK.Masternaut UK was one of the first UK companies to offer software-as-a-service, with its web-based vehicle tracking solutions.Port was the majority shareholder in Masternaut UK Ltd from its inception in 1998 until 2009, when he sold the business to Hub Telecom, a subsidiary of Europe’s second largest Airport group, Aeroports De Paris (ADP).