Company lists · Data refreshed September 2026

Top 21 Renewable energy aggregators based in Spain

Name: Renewable energy aggregators based in Spain
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 501 companies tracked

RevenueBase identified 501 company matches for renewable energy aggregators associated with Spain as of September 2026 and tracks 23,423 professional contacts across them, including 2,910 with verified work emails. Madrid is the largest hub.

This list covers company matches for renewable energy aggregators associated with Spain, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 17, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 17, 2026 How this list was built

501Companies

23,423Contacts tracked

2,910Verified emails

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The 21 largest renewable energy aggregators based in Spain

Ranked by team size

Top 21 of 501 company matches for renewable energy aggregators based in Spain, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Iberdrola	Exact match	Bilbao, SpainHQ recorded Sep 17, 2026	10001+	7,598 contacts →
	Exact match “With more than 180 years of history, Iberdrola is today a global energy leader, the leading wind power producer and one of the largest electricity companies in the world in terms…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Zelestra	Exact match	SpainHQ recorded Sep 17, 2026	501-1,000	929 contacts →
	Exact match “At Zelestra, we are on a mission to change the world by making decarbonization a reality for our partners.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Grenergy	Exact match	Madrid, SpainHQ recorded Sep 17, 2026	501-1,000	699 contacts →
	Exact match “The on-demand energy producer empowering ever-changing lives Grenergy is a Spanish multinational clean energy producer.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	IGNIS	Exact match	Madrid, SpainHQ recorded Sep 17, 2026	501-1,000	533 contacts →
	Exact match “We are a vertically integrated energy company and offer tailored solutions for large consumers and for new energy demands, such as data centers.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Holaluz	Exact match	Barcelona, SpainHQ recorded Sep 17, 2026	201-500	345 contacts →
	Exact match “Building the most impactful green energy community in Europe by unleashing the full potential of electrifying energy demand by scaling distributed Solar and Storage.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Fotowatio Renewable Ventures FRV	Exact match	Madrid, SpainHQ recorded Sep 17, 2026	201-500	339 contacts →
	Exact match “We are world leaders in providing comprehensive renewable energy solutions.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Solaria Energía Y Medio Ambiente	Exact match	Madrid, SpainHQ recorded Sep 17, 2026	51-200	305 contacts →
	Exact match “Solaria Energía y Medio Ambiente is a company dedicated to selling carbon free energy generated by its solar plants.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Gransolar Group	Exact match	Alcobendas, SpainHQ recorded Sep 17, 2026	1,001-5,000	295 contacts →
	Exact match “Gransolar is a group of vertically integrated companies specialized in photovoltaic solar energy.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Opdenergy	Exact match	Madrid, SpainHQ recorded Sep 17, 2026	201-500	230 contacts →
	Exact match “Opdenergy is an Independent Power Producer (IPP) with more than 20 years of experience, operating in Europe, the United States, and Latin America.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Greenpowermonitor, A DNV Company	Exact match	Barcelona, SpainHQ recorded Sep 17, 2026	51-200	230 contacts →
	Exact match “GreenPowerMonitor, a DNV company, is a leading provider of renewable energy asset monitoring, control, and asset management solutions, with a focus on solar energy, wind energy…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	ID Energy Group	Exact match	Ciudad Real, SpainHQ recorded Sep 17, 2026	201-500	210 contacts →
	Exact match “ID Energy Group is an international corporate group that is dedicated to renewable energy and specialised in solar photovoltaic energy.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Enerside Energy	Exact match	Barcelona, SpainHQ recorded Sep 17, 2026	51-200	205 contacts →
	Exact match “Enerside is a fast-growing, fully integrated solar photovoltaic platform with a global presence and headquarters in Barcelona, Spain.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Solarprofit	Exact match	Llinars Del Vallès, SpainHQ recorded Sep 17, 2026	501-1,000	199 contacts →
	Exact match “SolarProfit es la compañía líder especializada en energías renovables, como energía solar fotovoltaica y sistemas de aerotermia.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Exus Renewables	Exact match	Madrid, SpainHQ recorded Sep 17, 2026	51-200	193 contacts →
	Exact match “Exus Renewables Europe is an Energy Solutions Provider active across the full energy value chain, from development and construction to ownership, operations, and third-party asset…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Elawan Energy	Exact match	Madrid, SpainHQ recorded Sep 17, 2026	201-500	189 contacts →
	Exact match “With more than 200 employees and a growing workforce, Elawan Energy provides integrated solutions across the clean energy lifecycle, from the promotion, development, and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Greening	Exact match	Granada, SpainHQ recorded Sep 17, 2026	501-1,000	175 contacts →
	Exact match “Greening is a global, vertically integrated renewable energy company that not only generates and markets its own green energy, but does so through a diversified portfolio of…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Norvento Enerxía	Exact match	Lugo, SpainHQ recorded Sep 17, 2026	201-500	174 contacts →
	Exact match “Norvento is a Renewable Energy and Technology family business with a Spanish capital structure.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Cansol Energy Solutions	Exact match	Granada, SpainHQ recorded Sep 17, 2026	51-200	151 contacts →
	Exact match “CANSOL ENERGY SOLUTIONS, construyendo un futuro sostenible.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Meteologica	Exact match	Madrid, SpainHQ recorded Sep 17, 2026	51-200	150 contacts →
	Exact match “Wind and solar power forecasts for renewable assets.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Matrix Renewables	Exact match	Madrid, SpainHQ recorded Sep 17, 2026	51-200	147 contacts →
	Exact match “Matrix Renewables is a global renewable energy platform created and backed by global alternative asset manager TPG and its $31 billion impact-investing platform.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Ecoener	Exact match	La Coruña, SpainHQ recorded Sep 17, 2026	51-200	128 contacts →
	Exact match “Ecoener es una multinacional española especializada en energía renovables, con 37 años de experiencia en el desarrollo de proyectos que buscan una perfecta integración ambiental y…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “renewable energy aggregators”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 21 of 501 renewable energy aggregators based in Spain

See the full list, filter by size, metro and specialty, and access 2,910 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Renewable energy aggregators based in Spain at a glance

As of Sep 17, 2026

12.4%Verified-email coverage

46.8Average contacts per company

11-50Median size (employees)

25.3%Largest-city concentration · Madrid

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

204

11-50

181

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency for this list is measured worldwide rather than for Spain, so it is reported there. Company counts and contact totals on this page are exact for Spain, over 501 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with Spain whose business descriptions match “renewable energy aggregators” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every displayed company carries at least one verified work email. RevenueBase tracks 2,910 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on September 17, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “renewable energy aggregators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many renewable energy aggregators are there based in Spain?

RevenueBase identified 501 company matches for renewable energy aggregators associated with Spain as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Iberdrola tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most renewable energy aggregators?

Madrid leads with 127 company records, followed by Seville (29) and Barcelona (22).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 2,910 professional contacts with verified work emails tracked across these 501 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 17, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.