NSI NV, formerly Nieuwe Steen Investments NV, is a closed-end real estate investment firm based in the Netherlands. The Firm invests in a real estate portfolio, which it also actively manages. It operates in three segments: the Netherlands, Belgium and Switzerland. Its investments are primarily focused on office and retail properties in the Netherlands and on offices and logistics real estate in Belgium. The Firmâ€™s portfolio comprises over 300 lettable properties. The Firm has around 40 subsidiaries, including NSI Bedrijfsgebouwen BV, NSI Beheer BV, NSI Development BV, VastNed Offices Benelux Holding BV, Munuvius BV and NSI Luxembourg Holding Sarl, among others.