Triple Award: 3SI Immogroup received the ÖGNI Gold Award for sustainable construction projects

3SI Immogroup, which originated with the renovation of historic Wilhelmine-style houses in Vienna, also confirms its pioneering role in the new construction sector. At this year's Expo Real, Europe's largest real estate trade fair, three of their latest projects were unveiled – Leschetitzkygasse, Cobenzlgasse and Antonigassi (Anthony) – Obtained ÖGNI Gold Certificate. This award recognizes the exceptional quality and sustainability of construction projects, which set new standards in Vienna.

Outstanding projects received the ÖGNI Gold Award

The ÖGNI Gold certification, awarded by the Austrian Association for Sustainable Real Estate (ÖGNI), represents comprehensive sustainability and has been tested according to the standards of the DGNB system. It evaluates environmental, economic, social and cultural factors and is a crucial criterion in project development for property developers such as 3SI Immogroup – which also received the Caesar Property Developer Award in 2024.

“Our experience in renovating Wilhelmine-style homes and developing new construction projects shows that we always achieve the best for the given conditions.”said Inge Michael Schmidt, Managing Director of 3SI Immogroup. “The ÖGNI Gold certifications for our new buildings are another sign of our commitment to future-proof construction.”

Testimonials as a decision aid for buyers

Certified building projects play an increasingly important role for homebuyers because they ensure quality and longevity. Award-winning projects Leschetitzkygasse and Cobenzlgasse Antonigassi (Anthony)It combines innovative energy concepts with modern architecture and provides a high level of living comfort.

All information about THE ANTHONY project, Antonigasse 79-81, 1170 Vienna at: https://www.3si.at/de/bautraeger-projekte/1170-wien-antonigasse-the-anthony/

All 3SI Immogroup projects in: https://www.3si.at/de/bautraeger-projekte/

About 3SI Emogroup

Today 3SI Immogroup is one of the leading real estate developers and project developers in Vienna in the field of residential buildings and new buildings. As a traditional family business in Vienna that has been successfully active in the real estate sector for three generations, 3SI Immogroup originally specialized in the revitalization of residential buildings and the high-quality conversion of attics. Since 2016, new buildings have also been constructed in good locations in addition to the old buildings.

3SI Immogroup is located at Tegetthoffstrasse 7, between the Opera and the Albertina, and impresses with its expertise in renovating historic buildings and creating high-quality living spaces. A wide range of old and new construction projects combined with a dedicated team enables 3SI Immogroup to set new standards in the design of urban living spaces. With over fifty employees and annual investments in the triple-digit range, the company plays a leading role in the Vienna real estate scene.