Company lists · Data refreshed September 2026

Top 25 Renewable energy consulting companies based in Barcelona, Spain

RevenueBase identified 85 company matches for renewable energy consulting companies associated with Barcelona, Spain as of September 2026 and tracks 1,320 professional contacts across them, including 92 with verified work emails. Across Spain, Madrid is the largest hub for this category (261 companies); Barcelona follows with 85.

This list covers company matches for renewable energy consulting companies associated with Barcelona, 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
85Companies
1,320Contacts tracked
92Verified emails
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The 25 largest renewable energy consulting companies based in Barcelona, Spain

Ranked by team size
Top 25 of 85 company matches for renewable energy consulting companies based in Barcelona, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchBarcelona, SpainHQ recorded Sep 17, 2026501-1,000363 contacts →

Exact match

“Iplan is a company related to the engineering services of projects developed mainly in the energy sector, civil works, renewable energies and environment.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2Exact matchBarcelona, SpainHQ recorded Sep 17, 2026n/a351 contacts →

Exact match

“Ingeniería y Consultoría Energética orientada a la búsqueda y el desarrollo de soluciones energéticas de alta eficiencia para sus Clientes.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3Exact matchBarcelona, SpainHQ recorded Sep 17, 202611-5034 contacts →

Exact match

“CIAS COM consultoría especializada en la contratación, control de servicios generales y gestión de la eficiencia energética en Administraciones Públicas y organizaciones privadas”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4Exact matchBarcelona, SpainHQ recorded Sep 17, 202611-5027 contacts →

Exact match

“Somos una consultora especializada en el ámbito energético y sostenibilidad.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5Exact matchBarcelona, SpainHQ recorded Sep 17, 202611-5024 contacts →

Exact match

“Consultora energética dedicada al desarrollo de proyectos de Eficiencia Energética y Energías Renovables.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6Exact matchBarcelona, SpainHQ recorded Sep 17, 202611-5015 contacts →

Exact match

“Biosphere Flux es una empresa de la nueva economía, formada por jóvenes emprendedores y que está resuelta en el fomento de las tecnologías en EFICIENCIA ENERGÉTICA y en la…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7Exact matchBarcelona, SpainHQ recorded Sep 17, 202611-5013 contacts →

Exact match

“Nuestra visión no es solo la de una economía sostenible, sino también la de la propia empresa que busca ser más competitiva.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8Exact matchBarcelona, SpainHQ recorded Sep 17, 2026501-1,00012 contacts →

Exact match

“Desde 2009, GreenFlex es el socio clave en la transformación energética, medioambiental y social de las organizaciones, permitiéndoles cambiar su trayectoria hacia una economía…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9Exact matchBarcelona, SpainHQ recorded Sep 17, 20261-109 contacts →

Exact match

“Arvor es una consultoría que ofrece servicios en desarrollo de negocio e innovación para proyectos de base científica y tecnológica en los sectores salud, alimentación y energía.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10Exact matchBarcelona, SpainHQ recorded Sep 17, 20261-109 contacts →

Exact match

“SOREN Energia és una Empresa de Serveis Energètics (ESE).”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11Exact matchBarcelona, SpainHQ recorded Sep 17, 20261-106 contacts →

Exact match

“We are a services company focused on sustainability and on fighting climate change.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12Exact matchBarcelona, SpainHQ recorded Sep 17, 20261-105 contacts →

Exact match

“NORMAWIND, Wind Energy Consulting With more than a decade of experience, NORMAWIND is a pioneer in helping wind energy developers and financial institutions invest successfully in…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13Exact matchBarcelona, SpainHQ recorded Sep 17, 20261-105 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14Exact matchBarcelona, SpainHQ recorded Sep 17, 20261-105 contacts →

Exact match

“Somos especialistas en instalaciones y en implementación de energías renovables en la edificación y el urbanismo.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15Exact matchBarcelona, SpainHQ recorded Sep 17, 20261-105 contacts →

Exact match

“EFITEKNA es una consultoría energética con una amplia experiencia en Optimización y Desarrollo de proyectos energéticos en España, Portugal, Sudamérica y Asia.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16Exact matchBarcelona, SpainHQ recorded Sep 17, 20261-104 contacts →

Exact match

“Queremos ser tu socio para ayudarte a rentabilizar los espacios de tu empresa, propiedad o comunidad que no utilizas gracias a las energías renovables.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17Exact matchBarcelona, SpainHQ recorded Sep 17, 202611-504 contacts →

Exact match

“Trama TecnoAmbiental (TTA), based in Barcelona, Spain, is an international consulting and engineering company that specializes in distributed generation through renewable energy…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18Exact matchBarcelona, SpainHQ recorded Sep 17, 202611-504 contacts →

Exact match

“econsultants is a group of multidisciplinary professional consultants.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19Exact matchBarcelona, SpainHQ recorded Sep 17, 20261-103 contacts →

Exact match

“Off Energy Consulting es una consultoría energética especializada en la gestión, optimización y reducción de costes en los contratos de suministro de electricidad y gas.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20Exact matchBarcelona, SpainHQ recorded Sep 17, 202651-2003 contacts →

Exact match

“Empresa consultora en eficiencia energética desde 2010, ROZO apoya a sus clientes a largo plazo para reducir de forma durable sus costes energéticos y su huella medioambiental.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21Exact matchBarcelona, SpainHQ recorded Sep 17, 202611-503 contacts →

Exact match

“SIIE is an independent consultancy and technological services firm based in Barcelona and composed of a highly qualified team with more than 20 years of track record both in…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22Exact matchBarcelona, SpainHQ recorded Sep 17, 202611-503 contacts →

Exact match

“En UNIVERSAL ENERGY SERVICE somos asesores energéticos para empresas y particulares.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23Exact matchBarcelona, SpainHQ recorded Sep 17, 20261-103 contacts →

Exact match

“ACELERA energy alternatives is a transition energy services company created with the aim of being a strong key player for energy transition, joining our extensive experience in…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24Exact matchBarcelona, SpainHQ recorded Sep 17, 20261-103 contacts →

Exact match

“Soleco nace en como consecuencia de la primera crisis del petróleo, y surge a partir del reto tecnológico de incorporar a nuestro desarrollo el aprovechamiento de fuentes de…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25Exact matchBarcelona, SpainHQ recorded Sep 17, 20261-102 contacts →

Exact match

“En nuestra empresa nos dedicamos a la realización de proyectos de instalaciones, consultoría, certificaciones y auditorías energéticas, legalizaciones y licencias.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase

Showing 25 of 85 renewable energy consulting companies based in Barcelona, Spain

See the full list, filter by size, metro and specialty, and access 92 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Renewable energy consulting companies based in Barcelona, Spain at a glance

As of Sep 17, 2026
7.0%Verified-email coverage
15.5Average contacts per company
1-10Median size (employees)
Sep 17, 2026Page data refreshed

Companies by employee count

1-10
52
11-50
24
51-200
4
501-1,000
3
1,001-5,000
1

Email recency for this list is measured across the whole Spain list rather than for Barcelona, so it is reported there. Company counts and contact totals on this page are exact for Barcelona, over 85 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 Barcelona, Spain whose business descriptions match “renewable energy consulting companies” 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 92 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.

Renewable energy consulting companies by metro in Spain

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 consulting companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many renewable energy consulting companies are there based in Barcelona, Spain?

RevenueBase identified 85 company matches for renewable energy consulting companies associated with Barcelona, 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?

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

Which city in Spain has the most renewable energy consulting companies?

Madrid leads Spain with 261 company records, followed by Barcelona (85) and Seville (51).

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 92 professional contacts with verified work emails tracked across these 85 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.