When it comes to the development of contemporary condominiums, terraced, and semi-detached houses in top locations, you are in the best of hands with us. As a serious family company with decades of experience, we attach particular importance to competent and customer-oriented advice that starts with listening.

Our personal commitment and timely notification is the basis for implementing your individual wishes in the best possible way in the course of the project. This is how you get tailor-made apartments that inspire. The positive feedback from our customers makes us happy and confirms our work.

Cäsar 2014 der Immobilienpreis
√Ėsterreichischer Verband
Fiabci Austria
Salon Real

A brief excerpt from our history


Dr. Gerhard Ottenschläger headed the business in Austria.


Takeover of DEBA Austria by Dr. Gerhard Ottenschläger.


35th anniversary of DEBA: With food and drink, many business partners, friends, and family celebrated in the garden at the company headquarters in Döbling.


The company was handed over to the next generation. Son Andreas Ottenschl√§ger and daughter Claudia Schleifer with husband G√ľnther Schleifer took over the business.


The 40th anniversary celebration of DEBA. Numerous guests chatted lively and toasted with sunshine, beer, wine, and grilled food.


Presentation of the C√ĄSAR Award 2014 in the Small Diamond category for special achievements in the real estate industry.


In the newly renovated Vienna Ballhaus, the company’s 45th anniversary was celebrated in style with long-term companions and family.