„onOffice is a innovative real estate software, which can be adapted to the individual needs and is constantly developed.“

Jan Mettenbrink, maison Immobilien GmbH

Optimal administration.
Rapid conclusion of contracts.

Over 10.000 users trust in our real estate software, safe, portal independent,
and completely web based. Discover how 14 years of
software development on real estate CRM offers
growth impulses to your company.

With our products and long-standing experience, we are the
guarantee sucess for your future in the real estate sector.

Test now free of charge ! Contact us

What our customers say:

Sucessful with all company sizes:
whether real estate agent, real estate networks,
banks oder manufacturers of prefabricated houses,
they all trust in our real estate software and in our web design.

"KÜHN & PARTNER S.L. is the market leader on the Balearic Islands. After 24 years we decided to stopped using our own programmed software and since April 2011 successfully started using for both backend (CRM) and frontend (www.kuhn-partner.com) onOffice smart software." Sabine Kühn - Kühn & Partner S.L.

"onOffice was able to understand and realize our requirements and wishes. All our expectations and demands were taken on board and subsequently implemented in a manner that we now actually work with our ‘own real estate software’." Gábor Török - von Poll Immobilien GmbH

"Für onOffice haben wir uns nach langer intensiver Suche deshalb entschieden, weil sich die online-Software an unsere Unternehmenstruktur & Bedürfnisse als Franchise-System nahtlos anpasst. Die Anwenderfreundlichkeit & die effiziente Nutzung war das Entscheidende." Michael Dittmer - amarc21 Immobilien

Test now free of charge ! Contact us

Test now for free!
your quick and direct contact zu us
Test now for free:
Test the broker software onOffice smart now for seven days without obligation and free of charge!!
free advice:
Our in-house web design department is specialized in the development and implementation of customized websites and other online solutions for real estate professionals. We already have many satisfied customers, let us convince you of our services.

onOffice Software AG
Charlottenburger Allee 5
52068 Aachen

Tel: +49 (0)241 446 86-0
Fax: +49 (0)241 446 86-250

contact person
Verena Hanzen
secretary's office
Verena Hanzen

leadership Buchhaltung & secretary's office

Phone: +49 241 44686-0
E-Mail: v.hanzen@onOffice.com

Santino Giese
Santino Giese

Sales Director

Phone: +49 241 44686-219
Mobile: +49 179 3141422
E-Mail: s.giese@onOffice.com

André Stormberg
project management
André Stormberg

leadership project management

Phone: +49 241 44686-222
Mobile: +49 178 3340610
E-Mail: a.stormberg@onOffice.com

Veronica Vogels
Veronica Vogels


Phone: +49 241 44686-244
Mobile: +49 176 23808695
E-Mail: v.vogels@onOffice.com

Nathalie Tomanek
Nathalie Tomanek

personnel office

Phone: +49 241 44686-242
E-Mail: bewerbung@onOffice.com

Janosch Reuschenbach
Janosch Reuschenbach

leadership software development

Phone: +49 241 44686-0
E-Mail: j.reuschenbach@onOffice.com

Michael Weyermann
Executive board
Michael Weyermann


Phone: +49 241 44686-12
Mobile: +49 160 8866176
E-Mail: m.weyermann@onOffice.com

Stefan Mantl
Stefan Mantl


Phone: +49 241 44686-0
Mobile: +49 151 17296699
E-Mail: s.mantl@onOffice.com