The address on the website points to a nursing home. 
https://www.google.com/maps/preview#!data=!1m8!1m3!1d3!2d6.999797!3d51.457281!2m2!1f181.76!2f96.8!4f75!2m9!1e1!2m4!1sY-uXIg_9S0IAJpDcBxeVTQ!2e0!9m1!6sThea-Leymann-Stra%C3%9Fe!5m2!1sY-uXIg_9S0IAJpDcBxeVTQ!2e0&fid=5
it rather looks like a condominium...