He is a member of the Royal Dutch Association of Civil-law Notaries (KNB), the Association of Young Candidate Civil-law Notaries in Amsterdam (Jonge Kandidaten Amsterdam) and FRESH Professionals.
Assisted the Salvation Army in setting up the investment fund 'Stichting Leger des Heils WoonVermogen' for construction projects that make a social impact. The 'Stichting Leger des Heils WoonVermogen' is funded by private investors and aims to build 250 residences for vulnerable people in the coming years.
Houthoff advised H2 Equity Partners on the sale of Reparenco, a Dutch paper and recycling business, to Smurfit Kappa Group plc for a cash consideration of approximately €460 million. Smurfit Kappa Group plc is one of the world's largest integrated manufacturers of paper-based packaging products with operations in Europe and the Americas.
Houthoff, jointly with Linklaters LLP, advised the Public Investment Fund (PIF), which, together with Credit Agricole Assurances, Colonoy Northstar, Amundi and others, is acquiring a majority stake in AccorInvest. AccorHotels is selling a 55% stake in AccorInvest for an amount of EUR 4.4 billion. Houthoff advised the Public Investment Fund (PIF) on the Dutch part of the acquisition.
Houthoff recently advised on the acquisition of the shares in the IEF portfolio by a consortium led by CBRE Global Investors (three institutional investors from the Netherlands, plus CBRE Dutch Retail Fund). IEF is a joint venture formed by Bouwfonds Investment Management and IEF Capital. The portfolio consists of 31 Dutch retail properties (mostly flagship stores), including the well-known Dutch retail chains HEMA and de Bijenkorf.
Houthoff advised GLL Real Estate Partners GmbH on the sale and transfer of the 'Zuiderhof II' office building, located near the Amsterdam South Axis.