Company lists · Data refreshed October 2026

Top 25 Energy efficient infrastructure consultants based in Barcelona, Spain

RevenueBase identified 129 company matches for energy efficient infrastructure consultants associated with Barcelona, Spain as of October 2026 and tracks 3,588 professional contacts across them, including 307 with verified work emails. Across Spain, Madrid is the largest hub for this category (268 companies); Barcelona follows with 129.

This list covers company matches for energy efficient infrastructure consultants 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 October 12, 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 Oct 12, 2026 How this list was built
129Companies
3,588Contacts tracked
307Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest energy efficient infrastructure consultants based in Barcelona, Spain

Ranked by team size
Top 25 of 129 company matches for energy efficient infrastructure consultants based in Barcelona, Spain, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 12, 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 Oct 12, 2026201-500436 contacts →

Exact match

“Founded in 1994, in Barcelona, Spain, Amphos21 includes three companies in Spain (1994), Chile (2009) and Peru (2012).”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
2Exact matchBarcelona, SpainHQ recorded Oct 12, 2026501-1,000396 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 · Oct 12, 2026 · View company records in RevenueBase
3Exact matchBarcelona, SpainHQ recorded Oct 12, 2026n/a376 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 · Oct 12, 2026 · View company records in RevenueBase
4Exact matchBarcelona, SpainHQ recorded Oct 12, 202651-200206 contacts →

Exact match

“PGI Engineering & Consulting es una empresa global de servicios de ingeniería y consultoría que trabaja transversalmente para dar las mejores soluciones técnicas de diseño a…”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
5Exact matchBarcelona, SpainHQ recorded Oct 12, 2026201-500195 contacts →

Exact match

“Impulsamos la sostenibilidad empresarial con soluciones técnicas y reales.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
6Exact matchBarcelona, SpainHQ recorded Oct 12, 202651-20091 contacts →

Exact match

“EACOM S.A.(Enginyers i Arquitectes, Consultors d'Obres i Muntatges S.A.) es una sociedad privada consultora de servicios y actividades de ingeniería, que nace con las obras…”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
7Exact matchBarcelona, SpainHQ recorded Oct 12, 202611-5090 contacts →

Exact match

“At SGA, we specialize in comprehensive project management, offering customized solutions that allow each client to efficiently achieve their objectives.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
8Exact matchBarcelona, SpainHQ recorded Oct 12, 2026501-1,00049 contacts →

Exact match

“Somos una consultoría e ingeniería multinacional con más de 95 años de historia.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
9Exact matchBarcelona, SpainHQ recorded Oct 12, 202611-5041 contacts →

Exact match

“Founded in Barcelona in 1988, MCRIT (Multicriteria Group) began its trajectory as an urban and infrastructure planning advisory firm, contributing to the Metropolitan Plan of…”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
10Exact matchBarcelona, SpainHQ recorded Oct 12, 202611-5037 contacts →

Exact match

“JSS ENGINYERIA I ARQUITECTURA és un despatx fundat per Francesc Juncosa, Mª Lluïsa Sánchez i Carles Subirats el 1990 que integra en l’actualitat professionals de diferents…”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
11Exact matchBarcelona, SpainHQ recorded Oct 12, 202611-5031 contacts →

Exact match

“En Deplan llevamos más de 30 años ofreciendo soluciones de ingeniería, consultoría ambiental y sostenibilidad para empresas y organizaciones.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
12Exact matchBarcelona, SpainHQ recorded Oct 12, 202611-5029 contacts →

Exact match

“En gp9 entendemos la construcción desde una perspectiva global.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
13Exact matchBarcelona, SpainHQ recorded Oct 12, 202611-5028 contacts →

Exact match

“En Central Energy Asesores ayudamos a particulares y a empresas a optimizar sus costes y mejorar su eficiencia energética.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
14Exact matchBarcelona, SpainHQ recorded Oct 12, 202611-5027 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
15Exact matchBarcelona, SpainHQ recorded Oct 12, 202611-5027 contacts →

Exact match

“Inergy tiene como misión contribuir al ahorro energético de sus clientes, reduciendo su factura energética, y favoreciendo al mismo tiempo la mitigación del cambio climático.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
16Exact matchBarcelona, SpainHQ recorded Oct 12, 202611-5025 contacts →

Exact match

“Enertika is a leading consulting company in the Spanish market about Energy Efficiency.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
17Exact matchBarcelona, SpainHQ recorded Oct 12, 202611-5024 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
18Exact matchBarcelona, SpainHQ recorded Oct 12, 202611-5020 contacts →

Exact match

“Somos una consultoría de edificación, infraestructuras y medio ambiente integrada por profesionales con una dilatada experiencia en los ámbitos públicos y privados.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
19Exact matchBarcelona, SpainHQ recorded Oct 12, 202611-5019 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 · Oct 12, 2026 · View company records in RevenueBase
20Exact matchBarcelona, SpainHQ recorded Oct 12, 202611-5018 contacts →

Exact match

“GSE es una consultoría de ámbito nacional, especializada en la reducción de costes energéticos de las empresas con la implementación del protocolo de eficiencia energética…”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
21Exact matchBarcelona, SpainHQ recorded Oct 12, 20261-1017 contacts →

Exact match

“Paci Enginyers was founded in Sant Cugat (Barcelona) in 2001 with the aim of offering engineering services specialized in "green engineering".”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
22Exact matchBarcelona, SpainHQ recorded Oct 12, 2026501-1,00016 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 · Oct 12, 2026 · View company records in RevenueBase
23Exact matchBarcelona, SpainHQ recorded Oct 12, 202611-5013 contacts →

Exact match

“EUWASTE is a leading engineering and sustainability company with a presence in Barcelona and Buenos Aires.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
24Exact matchBarcelona, SpainHQ recorded Oct 12, 20261-1011 contacts →

Exact match

“INSDO nace en el año 2009 con el objetivo de ser un referente de la coordinación e intermediación en la prestación de servicios de ingeniería.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
25Exact matchBarcelona, SpainHQ recorded Oct 12, 20261-107 contacts →

Exact match

“Ferdinand Consultants are thought leaders in creating a positive impact.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase

Showing 25 of 129 energy efficient infrastructure consultants based in Barcelona, Spain

See the full list, filter by size, metro and specialty, and access 307 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Energy efficient infrastructure consultants based in Barcelona, Spain at a glance

As of Oct 12, 2026
8.6%Verified-email coverage
27.8Average contacts per company
1-10Median size (employees)
Oct 12, 2026Page data refreshed

Companies by employee count

1-10
71
11-50
39
51-200
9
201-500
3
501-1,000
5
1,001-5,000
1
10001+
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 129 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 “energy efficient infrastructure consultants” 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 307 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 October 12, 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 “energy efficient infrastructure consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many energy efficient infrastructure consultants are there based in Barcelona, Spain?

RevenueBase identified 129 company matches for energy efficient infrastructure consultants associated with Barcelona, Spain as of October 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?

Amphos 21 tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in Spain has the most energy efficient infrastructure consultants?

Madrid leads Spain with 268 company records, followed by Barcelona (129) and Valencia (55).

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 307 professional contacts with verified work emails tracked across these 129 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 October 12, 2026.

Ready to reach these companies? Verified emails and direct dials for all 129 energy efficient infrastructure consultants based in Barcelona, Spain. Start with a free account, no credit card.

Download this list →

Related lists

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.