League table of battery, solar, wind and hydro owners: assets, mapped capacity, share of the market and estimated yearly generation — plus who is building what next.
Mapped capacity
34.5 GW
Owner known for
94% of MW
Top 5 owners hold
68%
Concentration (HHI)
2,178 · moderate
All mapped assets · owners locked
Share of capacity with an identified owner
| # | Company | Assets | Capacity | Share | Est. generation / yr | Mix | |
|---|---|---|---|---|---|---|---|
| Verbund | 170 | 14.4 GW | 44.1% | 50.3 TWh | |||
| Illwerke | 34 | 3.6 GW | 11.1% | 12.6 TWh | |||
| TIWAG | 22 | 2.1 GW | 6.3% | 7.2 TWh | |||
| 4 | Kelag | 48 | 1.2 GW | 3.7% | 4.3 TWh | ||
| 5 | Vorarlberger Illwerke | 6 | 987 MW | 3.0% | 3.5 TWh |
Owners come from operator names on mapped assets, with subsidiaries grouped under the parent where obvious. Generation is an estimate from typical Austria capacity factors (solar 14%, wind 23%, hydro 40%), not metered output.
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