Professional support is worthwhile

We have more than 10 years experience in the use of Open Source Geographic Information Systems and are among others actively involved in the projects GRASS GIS and QGIS.

We support our customers with our knowledge to create and migrate Geodata Infrastructures.


Our services include:



 +49 (0)211 69937750
 +49 (0)171 4687540


Geoinformatikbüro Dassau GmbH
Rethelstrasse 153
D - 40237 Düsseldorf