equartis - Miercurea Ciuc

Larix Studio - Gheorgheni

ECOservicii II Viragos Toth Adalbert - Luduș

Ingrid&Astrid - Archita

hazterv - Odorheiu Secuiesc

MIRK-LAZAR SZILARD LASZLO - Miercurea Ciuc

Passive House Studio - Miercurea Ciuc

NORDLYS ARK SRL - Gheorgheni

Smart Energy Laboratory - Lupeni

Casa Eficienta -