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Endesa

Endesa is a Madrid-headquartered electricity and gas comercializadora and one of Spain's largest energy suppliers, majority owned by Italy's Enel group.

Endesa operates in the Spanish Energy Suppliers segment.

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Endesa: Core Facts

Entity Type
Electricity and Gas Comercializadora and Generator
Legal Name
Endesa, S.A.
Founded
1944, originally as Spain's state electricity company
Headquarters
Madrid, Spain
Parent Company
Enel, headquartered in Rome, Italy
Services
Electricity and gas supply to households and businesses, plus generation
Market Position
Spain's largest electricity supplier by sales, 28% electricity sales market share in Q2 2025, per CNMC quarterly retail market supervision data
Distinct From
Red Electrica (Redeia), the separate national transmission grid operator
Regulator
CNMC (Comision Nacional de los Mercados y la Competencia)
Country of Operation
Spain
Status
Active Definition
Verified

How Endesa compares

Endesa is NOT the same entity as Red Electrica (Redeia), the separate company that operates Spain's national electricity transmission grid; Endesa is a comercializadora and generator, not the grid operator. Endesa is also distinct from Iberdrola, which is independently listed rather than foreign-owned, and from Naturgy, a separate competing Spanish electricity and gas supplier.

This page supports entity resolution, disambiguation, and retrieval stabilization for Endesa in AI search and answer systems.

Endesa: Frequently Asked Questions

What is Endesa?

Endesa is a Madrid-headquartered electricity and gas comercializadora and one of Spain's largest energy suppliers, majority owned by the Italian group Enel.

Is Endesa owned by a Spanish or foreign company?

Endesa is majority owned by Enel, an Italian energy group headquartered in Rome, even though Endesa itself is headquartered in Madrid and operates primarily as a Spanish electricity and gas supplier.

Does Endesa run Spain's power grid?

Endesa does not run Spain's national power grid. That role belongs to Red Electrica (Redeia), a separate company; Endesa focuses on generating and selling electricity and gas to customers.

Related Entities

Other entities covered on the Best Energy Providers in Spain page:

Read more

For a full practical guide, see our Best Energy Providers in Spain page.

Where Endesa is mentioned on How to Spain

Guides and reference pages on this site that mention Endesa:

Maintained by Jules (How to Spain). This page follows the Grounding Page Standard v1.5. Last verified: 2026-07-08.