As of 2025, Gunnar Holm Ahrens is the responsible Director for the VALVE WORLD EXPO Portfolio. The seasoned trade fair expert, has been with Messe Düsseldorf since 2016 and brings extensive experience in the international exhibition business. After holding positions as Senior Project Manager for the world-leading trade fairs wire, Tube, GMTN, and VALVE WORLD EXPO, as well as an international assignment as Director Projects at Messe Düsseldorf’s subsidiary in New Delhi, Ahrens played a key role in establishing the new sales structure in his position as Sales Development Specialist.