Siewertsz Beleggingen is a Dutch real estate firm specialised in the development of and investment in residential, retail and commercial real estate. We offer our clients in each of these sectors added value through our network of both national and international institutional and private investors and owners and users of real estate. Our efficient and flexible internal organisation and effective information system allow us to closely monitor any developments that could potentially affect the value of our real estate portfolio. With active portfolio management and an extensive network, we can respond rapidly and efficiently to the needs of both institutional and private investors. Naturally, discretion is guaranteed at all times.