BHT GmbH – Windhager

Sales

Compost Systems GmbH

Consultancy/ planning company

CONA

Manufacturer in Upper Austria

Ecotherm Austria

Manufacturer in Upper Austria

Energieinstitut an der JKU Linz

Research and educational institution

Fronius International

Manufacturer in Upper Austria

GASOKOL

Manufacturer in Upper Austria

GUNTAMATIC

Manufacturer in Upper Austria

Hargassner

Manufacturer in Upper Austria

Internorm International

Sales

JELD-WEN Türen GmbH

Manufacturer in Upper Austria

JKU Linz - VWL Institut

Research and educational institution

ÖkoFEN Pelletsheizung

Manufacturer in Upper Austria

POLYTEC HOLDING AG

Manufacturer in Upper Austria

Rabmer Group

Sales

SOLARFOCUS

Manufacturer in Upper Austria