Market players

Who owns the energy assets in Spain?

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

96.0 GW

Owner known for

67% of MW

Top 5 owners hold

62%

Concentration (HHI)

1,165 · competitive

All mapped assets · owners locked

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Market share

BY MAPPED MW

64.7 GWKnown-owner capacity

Share of capacity with an identified owner

#	Company	Assets	Capacity	Share	Est. generation / yr
	Iberdrola	845	18.3 GW	28.3%	54.0 TWh
	Enel	136	8.2 GW	12.6%	24.9 TWh
	Endesa	99	7.5 GW	11.6%	16.4 TWh
4	Repsol	7	4.2 GW	6.5%	14.1 TWh
5	Acciona	747	1.9 GW	3.0%	4.3 TWh
6	Hidden company name	00	000 MW	0.0%	000 GWh
7	Hidden company name	00	000 MW	0.0%	000 GWh
8	Hidden company name	00	000 MW	0.0%	000 GWh

Owners come from operator names on mapped assets, with subsidiaries grouped under the parent where obvious. Generation is an estimate from typical Spain capacity factors (solar 17%, wind 23%, hydro 40%), not metered output.

Market players · all 16 countries

See the other 55 owners and who builds next

Full league table for every country and technology
Owner map with every mapped asset
Year-by-year projections and the ranking visualizer
Announced pipeline per company
Head-to-head company comparison
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