Company lists · Data refreshed September 2026

Top 25 Utility energy management consultants worldwide

RevenueBase identified 13,540 company matches for utility energy management consultants worldwide as of September 2026 and tracks 141,641 professional contacts across them, including 44,840 with verified work emails. The United States is the largest market and Madrid the largest hub.

This list covers company matches for utility energy management consultants 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 29, 2026. Country and city lists for utility energy management consultants 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 29, 2026 How this list was built
13,540Companies
141,641Contacts tracked
44,840Verified emails
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The 25 largest utility energy management consultants worldwide

Ranked by team size
Top 25 of 13,540 company matches for utility energy management consultants worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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 matchWindsor, United KingdomHQ recorded Sep 29, 202610001+9,238 contacts →

Exact match

“Taking care of things.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 29, 20261,001-5,0002,627 contacts →

Exact match

“We help businesses manage energy needs, boost efficiency, control costs and achieve decarbonisation goals for a better energy future.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchAustin, TX, United StatesHQ recorded Sep 29, 20261,001-5,0002,121 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 29, 2026 · View company records in RevenueBase
4Exact matchRiver Heights, UT, United StatesHQ recorded Sep 29, 20261,001-5,0001,604 contacts →

Exact match

“Conservice is the largest utility management and billing company in the United States, offering a suite of solutions developed on an industry friendly platform.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchFramingham, MA, United StatesHQ recorded Sep 29, 20261,001-5,0001,383 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 29, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 29, 20261,001-5,0001,007 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 29, 2026 · View company records in RevenueBase
7Exact matchAnaheim, CA, United StatesHQ recorded Sep 29, 20261,001-5,000851 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 29, 2026 · View company records in RevenueBase
8Exact matchHalf Moon Bay, CA, United StatesHQ recorded Sep 29, 2026501-1,000733 contacts →

Exact match

“Resource Innovations (RI) is an energy transformation firm.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchVinci, ItalyHQ recorded Sep 29, 2026201-500655 contacts →

Exact match

“Enegan offre soluzioni personalizzate per le aziende abbinando alla fornitura di elettricità, gas e telecomunicazioni una vasta gamma di prodotti e servizi ad alto valore…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchNew Delhi, IndiaHQ recorded Sep 29, 2026501-1,000540 contacts →

Exact match

“General Energy Management Systems Pvt.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchMilano, ItalyHQ recorded Sep 29, 2026501-1,000512 contacts →

Exact match

“Efficienza energetica e mobilità elettrica per le PMI.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchCarmel, IN, United StatesHQ recorded Sep 29, 2026201-500478 contacts →

Exact match

“ACES is a nationwide energy management company that helps its clients buy, sell, and manage the complexity of the U.S.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchBrazilHQ recorded Sep 29, 2026201-500473 contacts →

Exact match

“A 3E Engenharia atua nacionalmente, oferecendo soluções para empresas concessionárias de serviços públicos, no planejamento, gestão, execução e inovação em projetos de Eficiência…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchAubervilliers, FranceHQ recorded Sep 29, 20261,001-5,000460 contacts →

Exact match

“Veolia Industries Global Solutions est devenu Veolia Energie Performance depuis le 1er juin 2025.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchWaukesha, WI, United StatesHQ recorded Sep 29, 20261,001-5,000457 contacts →

Exact match

“Olameter is a leading provider of outsourced utility asset management, network communications, and data services.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchParis, FranceHQ recorded Sep 29, 2026501-1,000390 contacts →

Exact match

“Since 2009, GreenFlex has been a key partner in the energy, environmental and societal transformation of organizations, enabling them to change their trajectory towards an economy…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchIrvine, CA, United StatesHQ recorded Sep 29, 2026201-500383 contacts →

Exact match

“We are Trio – built from Edison Energy, Alfa Energy, and Altenex Energy.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchHouston, TX, United StatesHQ recorded Sep 29, 2026201-500377 contacts →

Exact match

“For decades, E Source has been a trusted partner to utilities navigating an evolving energy landscape.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchLong Beach, CA, United StatesHQ recorded Sep 29, 2026201-500375 contacts →

Exact match

“P2S has brought forward-thinking, sustainable engineering solutions to California, the Pacific Northwest, and beyond, for over 30 years.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchToronto, ON, CanadaHQ recorded Sep 29, 2026201-500363 contacts →

Exact match

“Since 1964 the MCW Group has built a solid reputation for the delivery of Professional Consulting Engineering Services, Energy Management Services, and Engineering Development…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchWilliamsville, NY, United StatesHQ recorded Sep 29, 2026201-500355 contacts →

Exact match

“Wendel is an Architecture, Engineering, Energy Efficiency, and Construction Management Firm that delivers customized solutions and turnkey projects in innovative ways.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchBarcelona, SpainHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
23Exact matchRiyadh, Saudi ArabiaHQ recorded Sep 29, 2026201-500342 contacts →

Exact match

“The National Energy Services Company (TARSHID) is a national company wholly owned by the Public Investment Fund (PIF).”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24Exact matchPark Ridge, NJ, United StatesHQ recorded Sep 29, 2026201-500336 contacts →

Exact match

“National Utility Service, Inc.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25Exact matchPhiladelphia, PA, United StatesHQ recorded Sep 29, 2026201-500330 contacts →

Exact match

“Customized Energy Solutions is at the forefront of competitive energy markets.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 25 of 13,540 utility energy management consultants worldwide

See the full list, filter by size, metro and specialty, and access 44,840 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Utility energy management consultants worldwide at a glance

As of Sep 29, 2026
31.7%Verified-email coverage
10.5Average contacts per company
1-10Median size (employees)
1.2%Largest-city concentration · Madrid
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
8,526
11-50
3,784
51-200
887
201-500
162
501-1,000
46
1,001-5,000
51
5,001-10,000
2
10001+
7

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 utility energy management consultants are linked below.
What qualifies
Company records worldwide whose business descriptions match “utility energy management 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. 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 44,840 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 29, 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.

Utility energy management consultants by location

60 lists · largest first

Every Utility energy management consultants 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 “utility energy management consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many utility energy management consultants are there worldwide?

RevenueBase identified 13,540 company matches for utility energy management consultants 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?

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

Which country has the most utility energy management consultants?

The United States leads with 2,197 companies, followed by the United Kingdom (972) and Spain (903). Every utility energy management consultants list by country and city is linked on this page.

Which city has the most utility energy management consultants?

Madrid leads with 162 company records, followed by London (142) and Paris (131).

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 44,840 professional contacts with verified work emails tracked across these 13,540 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 29, 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.