Mark is the Founder and Managing Director of National Media, which he established in 1993 as a B2B publishing business before transforming it into one of Australia’s most progressive and innovative trade show companies. In 2025, National Media was named as the 62nd fastest growing company in Australia in the Australian Financial Reviews Fast 100 list.

During his 30+ years in the exhibition industry, he has been the architect of more than 30 event launches and delivered over 400 trade shows and consumer events. He has completed eight exits, selling events to Reed Exhibitions, Diversified Communications and Terrapinn, among others.