Maarten is a co-founder of DIF. He had previously founded Koopman & Witteveen NV (KW) in 1989 together with Menno Witteveen. Backed by private equity investors, they focused on creating global, market-leading industrial company DTG through a buy-and-build strategy before finally selling in 2002. Prior to KW, Maarten worked at the ABN Bank, the predecessor of ABN Amro Bank N.V., where he held several placements in Amsterdam, Rotterdam and Hong Kong. He holds a Master’s degree in Law from the University of Groningen.