About Openismus

Openismus provides high quality custom software development using open source software. We maintain several projects. We believe that open platforms allow competition and transparency, helping us to meet our own high standards.

Our main office is in Berlin, Germany, and we have an office in Munich, Germany.

Employees

• Managing Director (and Developer): Murray Cumming
• Developers:
  • Daniel Borgmann
  • Karsten Bräckelmann (part-time)
  • Jens Georg
  • Mathias Hasselmann
  • Michael Hasselmann
  • David King
  • André Klapper
  • Chris Kühl
  • Friedrich W. H. Kossebau
  • Jon Nordby
  • Peter Penz
  • Jan Arne Petersen
  • Patricia Santana Cruz
  • Tristan Van Berkom
• Administration: Ekaterina Gerasimova

Read our recent blog posts together at planet.openismus.com.

We are almost always looking for skilled GTK+/GNOME and Qt developers. Visible experience in open source projects will convince us. You will ideally be a resident of Germany, or ready to move to Berlin.

Contact

Email

• General Inquiries: info@openismus.com
• Press: press@openismus.com
  See also our list of press releases.

Berlin Office

Openismus GmbH
Kastanienallee 88
10435 Berlin
Germany

Google Maps

OpenStreetMap

Tram M1 stops near us, at the Schwedter Straße stop. The tram starts at Hackescher Markt S-Bahn station. We are also close to the Eberswalder Straße U-Bahn station (U2). See the Berlin public transport route finder, in English.

Munich Office

Openismus GmbH
Zweibrückenstrasse 15
80331 München
Germany

Business Registration

Business Registration ID (Handelsregister München): HRB 164185
German Tax Number: 143/168/22240
German VAT (MwSt) Number: DE251169151