LUMENPHOTO.NL - 2017 - NETHERLANDS - Kees Koolen (born 19 August 1965 in Bergeijk, North Brabant) is a Dutch rally raid racer and businessman. Koolen participated in various rally raid competitions in a variety of vehicles. Koolen also was the CEO of Booking.com and Lithium Werks. Photo: Frank Ruiter/Lumen Photo.