HÖ is an Austrian non-profit property developer and was founded 1951. HÖ has an annual building volume of app. 90 million euros and employs 153 persons. HÖ is mainly active in Salzburg, but has also an office in Vienna. HÖ won different prices (e.g. energy globe, klimaaktiv) for many reference projects as for example Samer Mösl (Salzburg), Zero Carbon Building (Niederalm), Fachhochschule + Studentenwohnheim (Puch-Urstein), Baldehofstrasse (Salzburg). HÖ will use 2 L3P (ECA and SIR).

Contribution to tasks in the project:

  • Responsible for the implementation of the demo case in the continental climate.
  • Coordination of all relevant local stakeholders (architects, planners, city of Salzburg).
  • Implementation of the developed concepts under consideration of the local framework conditions (legal requirements, costs, stakeholders).

More about:

Heimat Österreich (HÖ)

Energy Consulting Austria (ECA)

Salzburger Institut für Raumordnung und Wohnen (SIR)


Inge Strassl

Project Manager at SIR

Higher technical school for building engineering. Since 1992 Inge Strassl is employee in SIR. She is the project leader for several innovative housing projects: Stadtwerk Lehen, Renovation Strubergasse, Sonnengarten Limberg.


Oskar Mair am Tinkhof

Expert for energy planning and simulation at SIR

Oskar Mair am Tinkhof is responsible for the klimaaktiv programm for sustainable areas and plus energy systems. Since 2010 he is employee and project leader in SIR.

Dr. Stephan Groeger

Technical director at Heimat Oesterreich

Managing director of „Habitat“ building

Higher technical school for building engineering. Since 2002 Dir. Stephan Groeger is an employee of Heimat Oesterreich, becoming a technical director in 2008. In 2020 he was elected as chairman for Salzburg of the non profit housing associations.

Stefan Pac

Department Manager Project Management at Heimat Oesterreich

Higher technical school for building engineering. As project leader in the company Sabac, Stefan Pac was responsible for several larger housing projects (Stadtwerk Lehen). Since 2018 he is an employee of Heimat Oesterreich and since 2019 head of the project Management department.

Christiane Berger 

Head of department marketing and sale at Heimat Österreich.

Long term member of the staff of Heimat Oesterreich and authorized signatory.

Dietmar Stampfer

Expert for energy efficieny and innovative energy systems at ECA.

Environmental merit badge 2017: „With his projects and his company Energy Consulting Austria for online monitoring, Mr. Stampfer has significantly supported the further development of cost-efficient requirements in building law and funding guidelines. Successful projects were e.g. the Kolpinghaus Salzburg (pioneer project to increase the use of solar energy by optimized temperature management and recovery of energy from waste water) and residential project Lexengasse (highly efficient micro-grid heat distribution for 60 residential units, highly efficient ventilation heat and moisture recovery from the exhaust air of the apartments).“

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