Company lists · Data refreshed September 2026

Top 25 Energy management service companies worldwide

RevenueBase identified 12,653 energy management service companies worldwide as of September 2026 and tracks 236,652 professional contacts across them, including 77,212 with verified work emails and 0 with mobile numbers. The United States is the largest market and Madrid the largest hub.

This list covers energy management service companies worldwide, 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 16, 2026. Country and city lists for energy management service companies follow the table.

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 16, 2026 86% judged on-target in blind review
12,653Companies
236,652Contacts tracked
77,212Verified emails
0Mobile numbers
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The 25 largest energy management service companies worldwide

Ranked by team size
Top 25 of 12,653 energy management service companies worldwide, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to energy management service companies: 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
1Partial evidenceDublin, GermanyHQ checked Sep 16, 202610001+44,100 contacts →

Partial evidence

“Eaton is an intelligent power management company dedicated to improving the quality of life and protecting the environment for people everywhere.”

Source: RevenueBase Database · checked Sep 16, 2026
2Indirect evidenceWindsor, United KingdomHQ checked Sep 16, 202610001+9,238 contacts →

Indirect evidence

“Taking care of things.”

Source: RevenueBase Database · checked Sep 16, 2026
3Indirect evidenceSaint-andré-lez-lille, FranceHQ checked Sep 16, 202610001+8,427 contacts →

Indirect evidence

“Dalkia : ensemble, relevons le défi climatique!”

Source: RevenueBase Database · checked Sep 16, 2026
4Partial evidenceWindsor, United KingdomHQ checked Sep 16, 202610001+4,555 contacts →

Partial evidence

“Centrica is an international energy services and solutions company, founded on a 200-year heritage of serving customers in homes and businesses.”

Source: RevenueBase Database · checked Sep 16, 2026
5Partial evidenceDubai, United Arab EmiratesHQ checked Sep 16, 20265,001-10,0004,058 contacts →

Partial evidence

“Enova is the regional leader in integrated energy and multi-technical services, delivering comprehensive services to its clients.”

Source: RevenueBase Database · checked Sep 16, 2026
6Partial evidenceWaukesha, WI, United StatesHQ checked Sep 16, 20265,001-10,0003,797 contacts →

Partial evidence

“Generac is the total energy solutions company powering a smarter world.”

Source: RevenueBase Database · checked Sep 16, 2026
7Partial evidenceLondon, United KingdomHQ checked Sep 16, 20261,001-5,0002,627 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 16, 2026
8Partial evidenceAustin, TX, United StatesHQ checked Sep 16, 20261,001-5,0002,121 contacts →

Partial evidence

“CLEAResult is the largest provider of energy efficiency, energy transition and energy sustainability services in North America.”

Source: RevenueBase Database · checked Sep 16, 2026
9Indirect evidenceBunnik, NetherlandsHQ checked Sep 16, 20265,001-10,0002,021 contacts →

Indirect evidence

“EQUANS is de nieuwe naam van ENGIE Services in Nederland.”

Source: RevenueBase Database · checked Sep 16, 2026
10Partial evidenceFramingham, MA, United StatesHQ checked Sep 16, 20261,001-5,0001,383 contacts →

Partial evidence

“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…”

Source: RevenueBase Database · checked Sep 16, 2026
11Partial evidenceLondon, United KingdomHQ checked Sep 16, 20265,001-10,0001,064 contacts →

Partial evidence

“Together, we’re delivering technical solutions for a better society and an Electric Britain Dalkia is one of the UK’s leading technical and energy services providers at the…”

Source: RevenueBase Database · checked Sep 16, 2026
12Partial evidenceEschborn, GermanyHQ checked Sep 16, 20261,001-5,0001,021 contacts →

Partial evidence

“Techem is a leading global energy service provider for the real estate sector and private homeowners.”

Source: RevenueBase Database · checked Sep 16, 2026
13Strong evidenceMiami, FL, United StatesHQ checked Sep 16, 20261,001-5,000998 contacts →

Strong evidence

“Headquartered in Miami, Florida, World Kinect Corporation (NYSE: WKC) is a leading global energy management company, offering a broad suite of solutions across the energy product…”

Source: RevenueBase Database · checked Sep 16, 2026
14Partial evidenceLevallois-perret, FranceHQ checked Sep 16, 20261,001-5,000935 contacts →

Partial evidence

“A major player in the energy transition and leader in home services, PROXISERVE provides its customers with innovative solutions enabling them to reduce their energy consumption…”

Source: RevenueBase Database · checked Sep 16, 2026
15Indirect evidenceAnaheim, CA, United StatesHQ checked Sep 16, 20261,001-5,000851 contacts →

Indirect evidence

“Willdan (NASDAQ: WLDN) provides professional consulting and technical services to utilities, public agencies and private industry throughout the United States.”

Source: RevenueBase Database · checked Sep 16, 2026
16Indirect evidenceLelystad, NetherlandsHQ checked Sep 16, 20261,001-5,000781 contacts →

Indirect evidence

“Sinds het ontstaan in 1947 is Feenstra marktleider in installatietechniek met een nationale dekking.”

Source: RevenueBase Database · checked Sep 16, 2026
17Strong evidenceOakland, CA, United StatesHQ checked Sep 16, 2026201-500772 contacts →

Strong evidence

“Our mission is simple - to combat climate change through market-based, cost-effective energy, carbon, and water management solutions that make big impacts.”

Source: RevenueBase Database · checked Sep 16, 2026
18Strong evidenceBrea, CA, United StatesHQ checked Sep 16, 20261,001-5,000750 contacts →

Strong evidence

“CoolSys solves the most complex challenges in refrigeration, air conditioning, heating, engineering, and energy management.”

Source: RevenueBase Database · checked Sep 16, 2026
19Partial evidenceHalf Moon Bay, CA, United StatesHQ checked Sep 16, 2026501-1,000733 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 16, 2026
20Partial evidenceEdison, NJ, United StatesHQ checked Sep 16, 20261,001-5,000669 contacts →

Partial evidence

“Albireo Energy is a leading independent building controls and energy services provider recognized by customers for creating intelligent, high-performance buildings.”

Source: RevenueBase Database · checked Sep 16, 2026
21Indirect evidenceWalton-on-thames, United KingdomHQ checked Sep 16, 2026201-500658 contacts →

Indirect evidence

“We are passionate about driving sustainable change for our planet.”

Source: RevenueBase Database · checked Sep 16, 2026
22Indirect evidenceVinci, ItalyHQ checked Sep 16, 2026201-500655 contacts →

Indirect evidence

“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…”

Source: RevenueBase Database · checked Sep 16, 2026
23Indirect evidenceMilan, ItalyHQ checked Sep 16, 2026201-500608 contacts →

Indirect evidence

“Da dicembre 2025, abbiamo integrato EF Solare, il primo produttore fotovoltaico italiano.”

Source: RevenueBase Database · checked Sep 16, 2026
24Partial evidenceDoral, FL, United StatesHQ checked Sep 16, 20261,001-5,000567 contacts →

Partial evidence

“SoEnergy is a global provider of "energy as a service", ensuring customized solutions for a diverse array of organizations and industries worldwide, such as mining, oil & gas…”

Source: RevenueBase Database · checked Sep 16, 2026
25Indirect evidencePrague 7, Czech RepublicHQ checked Sep 16, 2026501-1,000566 contacts →

Indirect evidence

“ComAp leads the way in providing smart power control solutions and services that are highly flexible, intuitive, and scalable.”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 25 of 12,653 energy management service companies worldwide

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Energy management service companies worldwide at a glance

As of Sep 16, 2026
32.6%Verified-email coverage
18.7Average contacts per company
1-10Median size (employees)
1.5%Largest-city concentration · Madrid
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
6,892
11-50
4,130
51-200
1,136
201-500
246
501-1,000
73
1,001-5,000
67
5,001-10,000
13
10001+
14

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 energy management service companies, 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.
Coverage
41 countries, largest first: the United States, the United Kingdom, Spain, Italy, France, Germany, Brazil, India, Australia, the Netherlands and 31 more. Country and city lists for energy management service companies are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “energy management service companies”. 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 energy management service companies), 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 energy management service companies, and records with no verified work email.
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, 77,212 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 16, 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.

Energy management service companies by location

59 lists · largest first

Every Energy management service companies 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 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 energy management service companies, 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 energy management service companies are there worldwide?

RevenueBase identified 12,653 energy management service companies worldwide 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?

EATON, headquartered in Dublin, tops this list with the largest team on record.

Which country has the most energy management service companies?

The United States leads with 2,397 companies, followed by the United Kingdom (1,170) and Spain (1,073). Every energy management service companies list by country and city is linked on this page.

Which city has the most energy management service companies?

Madrid leads with 191 headquartered companies, followed by London (152) and Paris (147).

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 77,212 verified decision-maker contacts tracked across these 12,653 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 16, 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.