Company lists · Data refreshed September 2026

Top 25 Energy business consultancies worldwide

Name: Energy business consultancies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 21, 2026 29,272 companies tracked

RevenueBase identified 29,272 company matches for energy business consultancies worldwide as of September 2026 and tracks 388,920 professional contacts across them, including 115,936 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for energy business consultancies 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 September 21, 2026. Country and city lists for energy business consultancies 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 Sep 21, 2026 How this list was built

29,272Companies

388,920Contacts tracked

115,936Verified emails

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The 25 largest energy business consultancies worldwide

Ranked by team size

Top 25 of 29,272 company matches for energy business consultancies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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 Sep 21, 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 · Sep 21, 2026 · View company records in RevenueBase
2	WOOD	Exact match	Aberdeen, United KingdomHQ recorded Sep 21, 2026	10001+	26,949 contacts →
	Exact match “Wood is a global leader in consulting and engineering, delivering critical solutions across energy and materials markets.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3	Dalkia	Exact match	Saint-andré-lez-lille, FranceHQ recorded Sep 21, 2026	10001+	8,427 contacts →
	Exact match “Dalkia : ensemble, relevons le défi climatique!” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4	KENT	Exact match	Dubai, United Arab EmiratesHQ recorded Sep 21, 2026	10001+	7,045 contacts →
	Exact match “We design, build and maintain the assets that power the world for today and make it future-ready for tomorrow.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5	Management Solutions	Exact match	Madrid, SpainHQ recorded Sep 21, 2026	1,001-5,000	4,468 contacts →
	Exact match “Management Solutions is a leading provider of business consulting services for regulated industries.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6	Sargent & Lundy	Exact match	Chicago, WY, United StatesHQ recorded Sep 21, 2026	1,001-5,000	4,156 contacts →
	Exact match “Sargent & Lundy is one of the world’s longest-standing full-service architect engineering firms.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7	FTI	Exact match	Menasha, WI, United StatesHQ recorded Sep 21, 2026	1,001-5,000	2,741 contacts →
	Exact match “Faith Technologies Incorporated (FTI) is a dynamic organization comprised of construction, engineering, manufacturing and renewable energy experts.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8	Equans Nederland	Exact match	Bunnik, NetherlandsHQ recorded Sep 21, 2026	5,001-10,000	2,457 contacts →
	Exact match “Bij Equans combineren we technische expertise met digitale innovatie voor klanten in de industrie, utiliteit en infrastructuur.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9	SICIM	Exact match	Busseto, ItalyHQ recorded Sep 21, 2026	10001+	2,404 contacts →
	Exact match “SICIM is a leading Worldwide EPC Contractor since 1962, offering all kinds of services related to the production, treatment and transportation of traditional energy sources and…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10	Clearesult	Exact match	Austin, TX, United StatesHQ recorded Sep 21, 2026	1,001-5,000	2,121 contacts →
	Exact match “CLEAResult is the largest provider of energy efficiency, energy transition and energy sustainability services in North America.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11	Baycurrent	Exact match	港区, JapanHQ recorded Sep 21, 2026	5,001-10,000	1,900 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12	TGS	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,775 contacts →
	Exact match “TGS provides advanced data and intelligence to companies active in the energy sector.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13	Enverus	Exact match	Austin, TX, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,694 contacts →
	Exact match “Enverus is a single source platform for management, development and acquisition, within the entire energy value chain.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14	Westwood Professional Services	Exact match	Plano, TX, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,661 contacts →
	Exact match “At Westwood, our purpose is to create a better world for people through our work.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15	Steag Energy Services India Pvt. LTD	Exact match	Noida, IndiaHQ recorded Sep 21, 2026	1,001-5,000	1,572 contacts →
	Exact match “STEAG Energy Services India, established in 2001 as a wholly owned subsidiary of STEAG GmbH, Germany, is now part of the Bluspring Enterprises Limited, India’s integrated…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16	Vulcain Engineering Group	Exact match	Neuilly-sur-seine, FranceHQ recorded Sep 21, 2026	5,001-10,000	1,496 contacts →
	Exact match “Vulcain Engineering Group is a multi-specialist engineering and consulting group serving industrial companies across the globe, focused on critical sectors: energy, health…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17	Ameresco	Exact match	Framingham, MA, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,383 contacts →
	Exact match “Ameresco, Inc.(NYSE:AMRC) is a leading energy infrastructure solutions provider dedicated to helping customers reduce costs, enhance resilience, and decarbonize to net zero in the…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18	Fichtner	Exact match	Stuttgart, GermanyHQ recorded Sep 21, 2026	1,001-5,000	1,279 contacts →
	Exact match “As a leading, independent engineering and consultancy enterprise active in the sectors of energy and infrastructure, Fichtner handles challenging projects in countries all over…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19	Barr Engineering CO	Exact match	Minneapolis, MN, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,088 contacts →
	Exact match “Barr provides engineering and environmental consulting services to clients across the Midwest, throughout the Americas, and around the world.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20	Aurora Energy Research	Exact match	Oxford, United KingdomHQ recorded Sep 21, 2026	501-1,000	1,034 contacts →
	Exact match “Established in 2013, Aurora Energy Research is a leading global provider of power market forecasting and analytics for critical investment and financing decisions.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21	Penspen	Exact match	London, United KingdomHQ recorded Sep 21, 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 · Sep 21, 2026 · View company records in RevenueBase
22	Willdan	Exact match	Anaheim, CA, United StatesHQ recorded Sep 21, 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 · Sep 21, 2026 · View company records in RevenueBase
23	Pares&alvarez	Exact match	Santiago, ChileHQ recorded Sep 21, 2026	501-1,000	807 contacts →
	Exact match “We are Pares & Alvarez, our extensive experience and the recognition of our clients makes us one of the leading Engineering Companies in environmental, consulting, engineering and…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24	Monenco Iran Consulting Engineers	Exact match	Tehran, IranHQ recorded Sep 21, 2026	1,001-5,000	785 contacts →
	Exact match “Monenco Iran was formed in 1973 as a joint venture between the private sector of Iran and Montreal Engineering Company of Canada.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25	Cleveland Integrity Services	Exact match	Cleveland, OK, United StatesHQ recorded Sep 21, 2026	1,001-5,000	761 contacts →
	Exact match “Cleveland Integrity Services offers support services to companies in the Energy, Telecommunications, and Power industries.” Recorded in the RevenueBase company graph · Sep 21, 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 business consultancies”. 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 29,272 energy business consultancies worldwide

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Energy business consultancies worldwide at a glance

As of Sep 21, 2026

29.8%Verified-email coverage

13.3Average contacts per company

1-10Median size (employees)

1.7%Largest-city concentration · London

Sep 21, 2026Page data refreshed

Companies by employee count

1-10

19,274

11-50

7,532

51-200

1,717

201-500

370

501-1,000

111

1,001-5,000

110

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 business consultancies are linked below.
What qualifies: Company records worldwide whose business descriptions match “energy business consultancies” 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 115,936 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 21, 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 business consultancies by location

122 lists · largest first

Every Energy business consultancies 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 business consultancies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many energy business consultancies are there worldwide?

RevenueBase identified 29,272 company matches for energy business consultancies worldwide 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?

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

Which country has the most energy business consultancies?

The United States leads with 3,252 companies, followed by the United Kingdom (2,075) and Brazil (1,979). Every energy business consultancies list by country and city is linked on this page.

Which city has the most energy business consultancies?

London leads with 512 company records, followed by Sao Paulo (322) and Paris (316).

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 115,936 professional contacts with verified work emails tracked across these 29,272 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 21, 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.