Company lists · Data refreshed September 2026

Top 25 Facilities energy management consultants worldwide

RevenueBase identified 16,940 facilities energy management consultants worldwide as of September 2026 and tracks 261,143 professional contacts across them, including 72,376 with verified work emails. The United States is the largest market and Madrid the largest hub.

This list covers facilities energy management consultants 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 28, 2026. Country and city lists for facilities energy management consultants 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 28, 2026 86% judged on-target in blind review
16,940Companies
261,143Contacts tracked
72,376Verified emails
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The 25 largest facilities energy management consultants worldwide

Ranked by team size
Top 25 of 16,940 facilities energy management consultants worldwide, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to facilities energy management consultants: 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
1Strong evidenceCork, IrelandHQ checked Sep 28, 202610001+52,736 contacts →

Strong evidence

“Johnson Controls is a global leader in thermal management, mission-critical building systems, energy efficiency and decarbonization.”

Source: RevenueBase Database · checked Sep 28, 2026
2Indirect evidenceWindsor, United KingdomHQ checked Sep 28, 202610001+9,238 contacts →

Indirect evidence

“Taking care of things.”

Source: RevenueBase Database · checked Sep 28, 2026
3Indirect evidenceSaint-andré-lez-lille, FranceHQ checked Sep 28, 202610001+8,427 contacts →

Indirect evidence

“Dalkia : ensemble, relevons le défi climatique!”

Source: RevenueBase Database · checked Sep 28, 2026
4Indirect evidenceDubai, United Arab EmiratesHQ checked Sep 28, 202610001+7,045 contacts →

Indirect evidence

“We design, build and maintain the assets that power the world for today and make it future-ready for tomorrow.”

Source: RevenueBase Database · checked Sep 28, 2026
5Indirect evidenceBrussels, BelgiumHQ checked Sep 28, 20265,001-10,0005,297 contacts →

Indirect evidence

“What if you could use your talent to contribute to the great challenges of tomorrow?”

Source: RevenueBase Database · checked Sep 28, 2026
6Partial evidenceDubai, United Arab EmiratesHQ checked Sep 28, 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 28, 2026
7Partial evidenceLondon, United KingdomHQ checked Sep 28, 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 28, 2026
8Partial evidenceAustin, TX, United StatesHQ checked Sep 28, 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 28, 2026
9Indirect evidenceBunnik, NetherlandsHQ checked Sep 28, 20265,001-10,0002,021 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
10Strong evidenceDubai, United Arab EmiratesHQ checked Sep 28, 20261,001-5,0001,450 contacts →

Strong evidence

“Total Facilities Management.”

Source: RevenueBase Database · checked Sep 28, 2026
11Partial evidenceFramingham, MA, United StatesHQ checked Sep 28, 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 28, 2026
12Indirect evidenceOslo, NorwayHQ checked Sep 28, 20261,001-5,0001,150 contacts →

Indirect evidence

“GK er en ledende teknisk entreprenør og servicepartner.”

Source: RevenueBase Database · checked Sep 28, 2026
13Indirect evidenceAustin, TX, United StatesHQ checked Sep 28, 2026n/a1,145 contacts →

Indirect evidence

“OLA Sustainability, LLC OLA Sustainability is a consulting firm that focuses on integrating sustainable practices into commercial and multifamily design projects.”

Source: RevenueBase Database · checked Sep 28, 2026
14Partial evidenceSingaporeHQ checked Sep 28, 202610001+1,105 contacts →

Partial evidence

“Aden Group is a Euro-Asian enterprise delivering comprehensive solutions to boost decarbonization, productivity and energy transition in the built environment.”

Source: RevenueBase Database · checked Sep 28, 2026
15Partial evidenceLondon, United KingdomHQ checked Sep 28, 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 28, 2026
16Partial evidenceLondon, United KingdomHQ checked Sep 28, 20261,001-5,0001,007 contacts →

Partial evidence

“Penspen designs, maintains, and optimises energy infrastructure to improve access to secure and sustainable energy for communities worldwide.”

Source: RevenueBase Database · checked Sep 28, 2026
17Strong evidenceSurrey, United KingdomHQ checked Sep 28, 20261,001-5,000909 contacts →

Strong evidence

“At EMCOR UK, we revolutionise facilities management by combining our unique engineering heritage and innovation capability.”

Source: RevenueBase Database · checked Sep 28, 2026
18Indirect evidenceAnaheim, CA, United StatesHQ checked Sep 28, 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 28, 2026
19Strong evidenceUnited StatesHQ checked Sep 28, 20261,001-5,000712 contacts →

Strong evidence

“The Linc Group is an award-winning provider of integrated facilities management, HVAC and building systems services, lighting and electrical solutions, and other support services…”

Source: RevenueBase Database · checked Sep 28, 2026
20Partial evidenceAbu Dhabi, United Arab EmiratesHQ checked Sep 28, 20261,001-5,000681 contacts →

Partial evidence

“Universal Voltas is a leader in Electromechanical Projects and Facility Management Services, providing state of the art solutions to its clients.”

Source: RevenueBase Database · checked Sep 28, 2026
21Partial evidenceEdison, NJ, United StatesHQ checked Sep 28, 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 28, 2026
22Partial evidenceSan Borja, PeruHQ checked Sep 28, 20261,001-5,000639 contacts →

Partial evidence

“Somos un equipo que brinda servicios de Facility Management.”

Source: RevenueBase Database · checked Sep 28, 2026
23Partial evidenceHospitalet De Llobregat, SpainHQ checked Sep 28, 202610001+623 contacts →

Partial evidence

“En Optima facility, somos especialistas en la gestión y provisión de una amplia gama de servicios (Mantenimiento, Seguridad, Instalaciones, Limpieza, Servicios Energéticos, etc.).”

Source: RevenueBase Database · checked Sep 28, 2026
24Strong evidenceSkive, DenmarkHQ checked Sep 28, 2026501-1,000589 contacts →

Strong evidence

“For us, sustainable development begins with setting some of the highest standards in energy management and protection – the faster, the better.”

Source: RevenueBase Database · checked Sep 28, 2026
25Strong evidenceNew Delhi, IndiaHQ checked Sep 28, 2026501-1,000540 contacts →

Strong evidence

“General Energy Management Systems Pvt.”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 16,940 facilities energy management consultants worldwide

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Facilities energy management consultants worldwide at a glance

As of Sep 28, 2026
27.7%Verified-email coverage
15.4Average contacts per company
1-10Median size (employees)
1.1%Largest-city concentration · Madrid
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
10,379
11-50
4,850
51-200
1,167
201-500
250
501-1,000
86
1,001-5,000
83
5,001-10,000
14
10001+
15

Email recency is reported on each country list linked below.

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 facilities energy management consultants, 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
Every country. Country and city lists for facilities energy management consultants are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “facilities energy management consultants”. 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 facilities energy management consultants), 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 facilities energy management consultants, 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, 72,376 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.

Facilities energy management consultants by location

77 lists · largest first

Every Facilities 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 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 facilities energy management consultants, 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 facilities energy management consultants are there worldwide?

RevenueBase identified 16,940 facilities energy management consultants 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?

Johnson Controls, headquartered in Milwaukee, tops this list with the largest team on record.

Which country has the most facilities energy management consultants?

The United States leads with 2,868 companies, followed by France (1,220) and Germany (989). Every facilities energy management consultants list by country and city is linked on this page.

Which city has the most facilities energy management consultants?

Madrid leads with 178 headquartered companies, followed by Paris (161) and London (139).

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 72,376 verified decision-maker contacts tracked across these 16,940 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.