Company lists · Data refreshed October 2026

Top 25 Energy storage consulting firms worldwide

Name: Energy storage consulting firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 1, 2026 6,994 companies tracked

RevenueBase identified 6,994 company matches for energy storage consulting firms worldwide as of October 2026 and tracks 108,245 professional contacts across them, including 37,987 with verified work emails. The United States is the largest market and Madrid the largest hub.

This list covers company matches for energy storage consulting firms worldwide, 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 1, 2026. Country and city lists for energy storage consulting firms follow the table.

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 1, 2026 How this list was built

6,994Companies

108,245Contacts tracked

37,987Verified emails

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The 25 largest energy storage consulting firms worldwide

Ranked by team size

Top 25 of 6,994 company matches for energy storage consulting firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 1, 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	Worley	Exact match	Sydney, AustraliaHQ recorded Oct 1, 2026	10001+	34,763 contacts →
	Exact match “Worley is a global professional services company of energy, chemicals and resources experts headquartered in Australia.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
2	Enercon Services, INC	Exact match	Kennesaw, GA, United StatesHQ recorded Oct 1, 2026	1,001-5,000	1,865 contacts →
	Exact match “ENERCON is a multi-discipline engineering and environmental engineering support services firm focused on delivering safe and efficient solutions for the power, data center and…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
3	Fluence	Exact match	Arlington, VA, United StatesHQ recorded Oct 1, 2026	1,001-5,000	1,863 contacts →
	Exact match “To achieve our mission, we design, deploy, and operate the world’s most advanced modular energy storage products, comprehensive lifecycle services, and AI-enabled asset management…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
4	Penspen	Exact match	London, United KingdomHQ recorded Oct 1, 2026	1,001-5,000	1,007 contacts →
	Exact match “Penspen designs, maintains, and optimises energy infrastructure to improve access to secure and sustainable energy for communities worldwide.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
5	Willdan	Exact match	Anaheim, CA, United StatesHQ recorded Oct 1, 2026	1,001-5,000	851 contacts →
	Exact match “Willdan (NASDAQ: WLDN) provides professional consulting and technical services to utilities, public agencies and private industry throughout the United States.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
6	Form Energy	Exact match	Somerville, MA, United StatesHQ recorded Oct 1, 2026	501-1,000	807 contacts →
	Exact match “Form Energy is an American company driving innovation in energy technology and manufacturing.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
7	Electric Power Engineers	Exact match	Austin, TX, United StatesHQ recorded Oct 1, 2026	501-1,000	630 contacts →
	Exact match “Electric Power Engineers (EPE) is a global advisory and engineering firm advancing grid reliability, resilience, flexibility, and affordability.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
8	Depcom Power, INC	Exact match	Scottsdale, AZ, United StatesHQ recorded Oct 1, 2026	1,001-5,000	624 contacts →
	Exact match “DEPCOM Power, a Koch Engineered Solutions Company, is a leading solar energy solutions partner providing Development Support, Engineering, Procurement & Construction (EPC)…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
9	RRC Companies	Exact match	Round Rock, TX, United StatesHQ recorded Oct 1, 2026	201-500	494 contacts →
	Exact match “RRC is a top-tier designer of utility-scale wind, solar, energy storage, data center, and oil & gas projects in the US and select international markets.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
10	Reon Energy Limited	Exact match	London, United KingdomHQ recorded Oct 1, 2026	201-500	402 contacts →
	Exact match “Reon Energy is a leading Cleantech company deploying Intelligent Renewable Energy Microgrids across South Asia, GCC & African region.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
11	TRIO	Exact match	Irvine, CA, United StatesHQ recorded Oct 1, 2026	201-500	383 contacts →
	Exact match “We are Trio – built from Edison Energy, Alfa Energy, and Altenex Energy.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
12	Enertis Applus	Exact match	Madrid, SpainHQ recorded Oct 1, 2026	201-500	379 contacts →
	Exact match “Enertis Applus+ is a global engineering consultancy firm with extensive expertise in the renewable energy and BESS industry.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
13	Blue Ridge Power	Exact match	Asheville, NC, United StatesHQ recorded Oct 1, 2026	501-1,000	369 contacts →
	Exact match “Established in May 2021, Blue Ridge Power is a full-service EPC (Engineering, Procurement, Construction) company for solar and solar + storage projects in the United States.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
14	AESA	Exact match	Barcelona, SpainHQ recorded Oct 1, 2026	n/a	351 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 1, 2026 · View company records in RevenueBase
15	Senec Gmbh	Exact match	Leipzig, GermanyHQ recorded Oct 1, 2026	501-1,000	347 contacts →
	Exact match “A company with a profile The German Energy Supply GmbH Since 2009, Deutsche Energieversorgung GmbH in Leipzig has been developing and producing intelligent power storage systems…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
16	Energiekonzepte Deutschland Gmbh	Exact match	Leipzig, GermanyHQ recorded Oct 1, 2026	201-500	334 contacts →
	Exact match “Mit über installierten Anlagen und einem umfassenden Netzwerk aus Fachkräften sorgen wir jedes Jahr für circa 70 Millionen € Stromersparnis bei unseren Kundinnen und Kunden.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
17	NEI Electric Power Engineering, INC	Exact match	Lakewood, CO, United StatesHQ recorded Oct 1, 2026	201-500	318 contacts →
	Exact match “NEI provides professional expertise and design engineering services for all aspects of power systems engineering.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
18	Genus Innovation Limited	Exact match	Jaipur, IndiaHQ recorded Oct 1, 2026	501-1,000	315 contacts →
	Exact match “Genus Innovation Limited exists to deliver Energy Happiness, the peace of mind that comes from reliable, intelligent, and sustainable energy.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
19	Hager France	Exact match	Obernai, FranceHQ recorded Oct 1, 2026	501-1,000	314 contacts →
	Exact match “Notre valeur ajoutée : le conseil et les services adaptés à vos besoins et à vos exigences pour vous accompagner dans vos projets de distribution et de management de l'énergie et…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
20	Commonwealth Associates, INC	Exact match	Jackson, MI, United StatesHQ recorded Oct 1, 2026	201-500	305 contacts →
	Exact match “We provide expert engineering and consulting services that enable a more reliable and resilient power system.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
21	Sólida	Exact match	Madrid, SpainHQ recorded Oct 1, 2026	201-500	298 contacts →
	Exact match “SÓLIDA, a Bureau Veritas Company, is an independent company founded in 2007 that provides high added-value engineering and consulting services within the renewable energy sector.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
22	Cascade Energy	Exact match	Portland, OR, United StatesHQ recorded Oct 1, 2026	201-500	288 contacts →
	Exact match “At Cascade Energy, we believe in better.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
23	Asplundh Engineering Services	Exact match	Willow Grove, PA, United StatesHQ recorded Oct 1, 2026	1,001-5,000	284 contacts →
	Exact match “Asplundh Engineering Services leverages more than 100 years of experience to provide a superior, single-point solution for engineering, design and testing services to…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
24	Lake Superior Consulting	Exact match	Duluth, MN, United StatesHQ recorded Oct 1, 2026	201-500	281 contacts →
	Exact match “We act as an extension of your team, combining deep energy expertise with seamless alignment to your processes to advance projects with confidence.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
25	Deode Energia	Exact match	Juiz De Fora, BrazilHQ recorded Oct 1, 2026	201-500	280 contacts →
	Exact match “A DEODE Energia foi fundada em 2012 proveniente da HF Energy.” Recorded in the RevenueBase company graph · Oct 1, 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 “energy storage consulting firms”. 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 25 of 6,994 energy storage consulting firms worldwide

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Energy storage consulting firms worldwide at a glance

As of Oct 1, 2026

35.1%Verified-email coverage

15.5Average contacts per company

1-10Median size (employees)

1.3%Largest-city concentration · Madrid

Oct 1, 2026Page data refreshed

Companies by employee count

1-10

4,192

11-50

1,920

51-200

569

201-500

149

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency is reported on each country list linked below.

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.
Coverage: Every country. Country and city lists for energy storage consulting firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “energy storage consulting firms” 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. 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 37,987 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 1, 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.

Energy storage consulting firms by location

39 lists · largest first

Every Energy storage consulting firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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

How many energy storage consulting firms are there worldwide?

RevenueBase identified 6,994 company matches for energy storage consulting firms worldwide 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?

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

Which country has the most energy storage consulting firms?

The United States leads with 1,231 companies, followed by Germany (577) and Spain (384). Every energy storage consulting firms list by country and city is linked on this page.

Which city has the most energy storage consulting firms?

Madrid leads with 88 company records, followed by London (68) and Houston (65).

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 37,987 professional contacts with verified work emails tracked across these 6,994 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 1, 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.