Largest Energy companies in Spain by Market Capitalization

This ranking features the largest 10 Energy companies in Spain ranked by Market Capitalization, totaling a Market Capitalization of USD 52.46 B, for June 20, 2025.

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Frequently Asked Questions
  • Which Energy company in Spain has the highest Market Capitalization ?

    The Energy company in Spain with the highest Market Capitalization is Naturgy Energy Group, S.A. (MCE: NTGY.MC) at USD 29.40 B.

  • Which Energy company in Spain has the lowest Market Capitalization ?

    The Energy company in Spain with the lowest Market Capitalization is Holaluz-Clidom, S.A. (MCE: HLZ.MC) at USD 30.02 M.