iO Partners (IOP) is a real estate services company headquartered in Vienna, providing a full suite of services in Chechia, Hungary, Romania, Serbia and Slovakia, comprising Agency, Leasing, Capital Markets, Valuation, Project and Development Services and Advisory.

With a commanding presence in the Industrial and Office sectors, and the leading valuation team in the region, the company has offices in Vienna, Belgrade, Bratislava, Budapest, Bucharest and Prague and ambitious plans to continue to expand backed by an outstanding team and its preferred partnership with JLL.