
| General information | |
| Company | 01.07.2008 (Predecessors companys: Wärmebetriebe GmbH founded in 1972 and ÖFWG-Österreichische Fernwärme GmbH founded 1967) |
| Employees | approximately 210 |
| Sales |
1.609 GWh/Year (Heat Sales with Participations) |
| District heating networks | 78 |
| Heating stations | more than 1.000 |
| CO2-Certificates pursuant to NAP | 72.377 |
| 100% sub companys | |
| in Slovenia | Eko Toplota Energetika d.o.o. Laibach |
| in Germany | Eco Heat Deutschland GmbH Ingolstadt |
| in Italy |
WBG Italia s.r.l. |
| in Czechia | Eco-Heat Czechia s.r.o. Znaim |
| in Bulgaria |
WBG Bulgaria EOOD |
| in Romania |
KELAG Wärme Romania s.r.l. |
| Participations | |
| in Austria | SWH-Strom und Wärme aus Holz Heizwerke Errichtung-Betriebs-GmbH Purkersdorf |
| in Austria | KWH-Kraft und Wärme aus Holz GmbH St. Gertraud |
| in Austria | FWG-Salzburg Fernwärme GmbH Salzburg |
| in Austria | Geothermie und Fernwärme Fürstenfeld GmbH Fürstenfeld |
| in Austria | Fernwärme Bad Hofgastein GmbH Bad Hofgastein |
| in Italy | B.E.V. Bio Energie Veneto s.r.l. Montecchio Precalcino (VI) |
| in Italy |
Calore Naturale Tarvisio s.r.l. |
| in Bulgaria |
Bulgarian Carinthian Energy EOOD |
| in Czechia |
Bio Teplo Marianske Lazne s.r.o. |
| in Czechia |
Bio Teplo Czechia s.r.o. |