In the past, Nextensa was a Belgian REIT called Leasinvest Real Estate investing in a diversified real estate portfolio in an important way, as well geographically, as by type of buildings. In 2006 a first step was taken in the direction of an important geographical diversification by the acquisition of Leasinvest Immo Lux. In 2014 the company further diversified towards a third country, namely Switzerland (divested in 2017) and in 2016 to a fourth country, Austria.