PROFESSIONAL PHOTOGRAPHER I am a professional photographer since 1996. My specialties are landscape, nature, wildlife, recreation and tourism, travel, lifestyle and fine art. Almost all of my work is commissioned. I also work on my own projects. Sell prints. Give workshops and lead photo tours. Speaker and writer of articles. CUSTOMERS National Geographic, Rijkswaterstaat, Waterschap Vallei & Veluwe, Province of North Holland, Province of Utrecht, Natuurmonumenten, Ministry of Infrastructure and the Environment, Arcadis, ANWB, Nikon, Staatsbosbeheer, BBC Wildlife Magazine, Publisher Balans, Oceanwide Expeditions, SNP Natuurreizen, Nederlandse Spoorwegen, Groei & Bloei, Plus Magazine, Sanoma Publishers, Allerhande, WLTO and several communication agencies. WORKED IN New Zealand, Australia, India, Uzbekistan, Indonesia, Antarctica & South Georgia, USA, Canada, Seychelles, Costa Rica, South Africa, Tanzania, Kenya, Botswana, Iceland, Spain, Switzerland, Austria, Scotland, England, Portugal, Italy, Belgium, France, Norway ... Since 2002 I lead photography tours in collaboration with SNP Natuurreizen. Since 2008 I teach photography workshops in the Netherlands. In 2015, 2017 and 2019 I worked on assignment for National Geographic in Tanzania, Sri Lanka and the Azores. Resulting in multipage articles photography and text. I live in Den Dolder, the Netherlands with my wife and children.