Company lists · Data refreshed September 2026

Top 13 Grid resilience consulting firms based in Spain

RevenueBase identified 72 grid resilience consulting firms headquartered in Spain as of September 2026 and tracks 734 professional contacts across them, including 100 with verified work emails. Madrid is the largest hub.

This list covers grid resilience consulting firms headquartered in Spain, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 28, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 28, 2026 86% judged on-target in blind review
72Companies
734Contacts tracked
100Verified emails
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The 13 largest grid resilience consulting firms based in Spain

Ranked by team size
Top 13 of 72 grid resilience consulting firms based in Spain, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to grid resilience consulting firms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceMadrid, SpainHQ checked Sep 28, 202651-200152 contacts →

Indirect evidence

“MAI has been in international consultancy for over 25 years driving energy and environmental project around the world, helping to design and plan reliable supply systems based on…”

Source: RevenueBase Database · checked Sep 28, 2026
2Partial evidenceLogroño, SpainHQ checked Sep 28, 202651-200123 contacts →

Partial evidence

“Barlovento Applus+ is a global consulting, engineering, and testing company with extensive expertise in the wind industry.”

Source: RevenueBase Database · checked Sep 28, 2026
3Indirect evidenceMadrid, SpainHQ checked Sep 28, 202651-20061 contacts →

Indirect evidence

“SferaOne, parte del Grupo Diggia, es una empresa que realiza actividades de proyección global desde 2002, especializada en la transición Energética desarrollando trabajos de…”

Source: RevenueBase Database · checked Sep 28, 2026
4Indirect evidenceMadrid, SpainHQ checked Sep 28, 202611-5045 contacts →

Indirect evidence

“G-advisory - Consultoría estratégica en Energía y ESG Filial de Garrigues que ofrece asesoramiento técnico, económico y estratégico en todo tipo de energías y servicios de ESG.”

Source: RevenueBase Database · checked Sep 28, 2026
5Indirect evidenceDerio, SpainHQ checked Sep 28, 202651-20030 contacts →

Indirect evidence

“Somos una ingeniería y consultora especializada en eficiencia, gestión y transformación energética para empresas, con un enfoque técnico, integral y orientado a resultados.”

Source: RevenueBase Database · checked Sep 28, 2026
6Indirect evidenceSevilla, SpainHQ checked Sep 28, 202611-5030 contacts →

Indirect evidence

“GE & PE was created in 1983 with the purpose of covering the needs and increasingly complex management and efficiency tasks related to the supply and consumption of energy by…”

Source: RevenueBase Database · checked Sep 28, 2026
7Indirect evidenceBarcelona, SpainHQ checked Sep 28, 202611-5027 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
8Indirect evidenceMadrid, SpainHQ checked Sep 28, 202611-5018 contacts →

Indirect evidence

“Optimize Energy provides tailor made energy and risk management solutions for renewable power plant owners and asset managers.”

Source: RevenueBase Database · checked Sep 28, 2026
9Indirect evidenceSevilla, SpainHQ checked Sep 28, 202611-5018 contacts →

Indirect evidence

“RPow is a consultancy and engineering firm whose mission is to develop customized solutions for a greener future (Net Zero) through the use of long-duration energy storage systems.”

Source: RevenueBase Database · checked Sep 28, 2026
10Partial evidenceMadrid, SpainHQ checked Sep 28, 20261-108 contacts →

Partial evidence

“En Advanced Energy Consulting somos una consultora independiente especializada en la gestión del riesgo asociado a la compra y venta de energía, ayudando a nuestros clientes a…”

Source: RevenueBase Database · checked Sep 28, 2026
11Indirect evidenceHuelva, SpainHQ checked Sep 28, 20261-105 contacts →

Indirect evidence

“Somos un consultor de telecomunicaciones y energía”

Source: RevenueBase Database · checked Sep 28, 2026
12Partial evidenceBarcelona, SpainHQ checked Sep 28, 202611-504 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
13Indirect evidenceBarcelona, SpainHQ checked Sep 28, 202651-2003 contacts →

Indirect evidence

“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.”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 13 of 72 grid resilience consulting firms based in Spain

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Grid resilience consulting firms based in Spain at a glance

As of Sep 28, 2026
13.6%Verified-email coverage
10.2Average contacts per company
1-10Median size (employees)
36.1%Largest-city concentration · Madrid
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
44
11-50
20
51-200
7
1,001-5,000
1

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 72 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among grid resilience consulting firms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Spain whose own description of what they do matches “grid resilience consulting firms”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names grid resilience consulting firms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among grid resilience consulting firms, and records with no verified work email. Companies headquartered outside Spain are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 100 across the full list. 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 28, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names grid resilience consulting firms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many grid resilience consulting firms are there based in Spain?

RevenueBase identified 72 grid resilience consulting firms headquartered in Spain as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

MAI Group, headquartered in Madrid, tops this list with the largest team on record.

Which city has the most grid resilience consulting firms?

Madrid leads with 26 headquartered companies, followed by Barcelona (11) and Sevilla (4).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 100 verified decision-maker contacts tracked across these 72 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 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 Smart Search, 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.