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Selected reference projects


klimaaktivPassive House Consulting
Building simulationBuilding product managementRenovation

Primary School, Kindergarten and Multi-purpose Hall Ziersdorf
Sample renovation klimaaktiv Gold

Architecture: ah3 Architekten, Year of manufacture: 2014, IBO: Thermal building physics, building acoustics, room acoustics, dynamic building…


klimaaktivPassive House Consulting
ProduktprüfungBuilding product managementCircular economy

Justice Building Salzburg, Puch
Office building - New construction

klimaaktiv silver with 817 points


klimaaktivÖGNB/TQB
Passive House ConsultingProduktprüfungBuilding product managementCircular economy

Residential building JAspern, Vienna
Cohousing JAspern

klimaaktiv Gold with 970 points


EU GreenBuildingklimaaktiv
ÖGNB/TQBBuilding physicsPassive House ConsultingProduktprüfungBuilding product managementCircular economy

aspern IQ – technology centre Aspern, Seestadt
Plus energy office, new building

klimaaktiv Gold with 1,000 points, ÖGNB/TQB with 974 points


klimaaktivÖGNB/TQB
Building physics

VELUX Sunlighthouse
Residential building, new building

klimaaktiv Gold with 963 points, ÖGNB/TQB 963 points, Austrian State Prize for Environment and Energy Technology 2010


Building physics calculationsklimaaktiv

School ASO4, Linz
Renovation and conversion to passive house standard

The IBO was awarded the State Prize for Architecture and Sustainability 2012 for its building physics planning.


Certified Passive HousesÖGNB/TQB
Building physics calculationsPassive House Consulting

ENERGYbase, Vienna
Office building (passive house), new building

Completion: July 2008