Company lists · Data refreshed October 2026

Top 25 Commercial building energy companies worldwide

Name: Commercial building energy companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 10, 2026 13,272 companies tracked

RevenueBase identified 13,272 company matches for commercial building energy companies worldwide as of October 2026 and tracks 232,572 professional contacts across them, including 62,758 with verified work emails. The United States is the largest market and Madrid the largest hub.

This list covers company matches for commercial building energy companies 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 10, 2026. Country and city lists for commercial building energy companies 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 10, 2026 How this list was built

13,272Companies

232,572Contacts tracked

62,758Verified emails

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The 25 largest commercial building energy companies worldwide

Ranked by team size

Top 25 of 13,272 company matches for commercial building energy companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 10, 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	Johnson Controls	Exact match	Cork, IrelandHQ recorded Oct 10, 2026	10001+	54,046 contacts →
	Exact match “Johnson Controls is a global leader in thermal management, mission-critical building systems, energy efficiency and decarbonization.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
2	British GAS	Exact match	Windsor, United KingdomHQ recorded Oct 10, 2026	10001+	9,535 contacts →
	Exact match “Taking care of things.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
3	Dalkia	Exact match	Saint-andré-lez-lille, FranceHQ recorded Oct 10, 2026	10001+	8,823 contacts →
	Exact match “Dalkia : ensemble, relevons le défi climatique!” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
4	Centrica	Exact match	Windsor, United KingdomHQ recorded Oct 10, 2026	10001+	4,831 contacts →
	Exact match “Centrica is an international energy services and solutions company, founded on a 200-year heritage of serving customers in homes and businesses.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
5	Enova By Veolia	Exact match	Dubai, United Arab EmiratesHQ recorded Oct 10, 2026	5,001-10,000	4,030 contacts →
	Exact match “Enova is the regional leader in integrated energy and multi-technical services, delivering comprehensive services to its clients.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
6	Generac	Exact match	Waukesha, WI, United StatesHQ recorded Oct 10, 2026	5,001-10,000	3,918 contacts →
	Exact match “Generac is the total energy solutions company powering a smarter world.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
7	Shell Energy	Exact match	London, United KingdomHQ recorded Oct 10, 2026	1,001-5,000	2,589 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 · Oct 10, 2026 · View company records in RevenueBase
8	Mckinstry	Exact match	Seattle, WA, United StatesHQ recorded Oct 10, 2026	1,001-5,000	2,293 contacts →
	Exact match “We're a national construction and energy services company dedicated to innovating the waste and climate harm out of the built environment.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
9	Clearesult	Exact match	Austin, TX, United StatesHQ recorded Oct 10, 2026	1,001-5,000	2,206 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 · Oct 10, 2026 · View company records in RevenueBase
10	Ameresco	Exact match	Framingham, MA, United StatesHQ recorded Oct 10, 2026	1,001-5,000	1,513 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 · Oct 10, 2026 · View company records in RevenueBase
11	IGS Energy	Exact match	Dublin, OH, United StatesHQ recorded Oct 10, 2026	1,001-5,000	1,435 contacts →
	Exact match “IGS Energy has been a trusted energy advisor since 1989, growing into one of the nation’s top energy retailers.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
12	Danfoss Climate Solutions	Exact match	Nordborg, DenmarkHQ recorded Oct 10, 2026	10001+	1,227 contacts →
	Exact match “At Danfoss Climate Solutions, we engineer energy-efficient heating and cooling solutions to help the world get more out of less.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
13	Aden Group	Exact match	SingaporeHQ recorded Oct 10, 2026	10001+	1,203 contacts →
	Exact match “Aden Group is a Euro-Asian enterprise delivering comprehensive solutions to boost decarbonization, productivity and energy transition in the built environment.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
14	GK	Exact match	Oslo, NorwayHQ recorded Oct 10, 2026	1,001-5,000	1,134 contacts →
	Exact match “GK er en ledende teknisk entreprenør og servicepartner.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
15	Techem Energy Services Gmbh	Exact match	Eschborn, GermanyHQ recorded Oct 10, 2026	1,001-5,000	1,048 contacts →
	Exact match “Techem is a leading global energy service provider for the real estate sector and private homeowners.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
16	E.On Deutschland	Exact match	Munich, GermanyHQ recorded Oct 10, 2026	5,001-10,000	1,030 contacts →
	Exact match “Die E.ON Energie Deutschland GmbH ist ein bundesweit führendes Energieunternehmen und Dachgesellschaft des E.ON Vertriebs in Deutschland.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
17	Resource Innovations	Exact match	Half Moon Bay, CA, United StatesHQ recorded Oct 10, 2026	501-1,000	774 contacts →
	Exact match “Resource Innovations (RI) is an energy transformation firm.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
18	Sunnova Energy	Exact match	Houston, TX, United StatesHQ recorded Oct 10, 2026	501-1,000	770 contacts →
	Exact match “Sunnova Energy International Inc.(NYSE: NOVA) is an industry-leading energy services company focused on making clean energy more accessible, reliable, and affordable for…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
19	Linc Facility Services	Exact match	United StatesHQ recorded Oct 10, 2026	1,001-5,000	740 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
20	Climatec, LLC	Exact match	Phoenix, AZ, United StatesHQ recorded Oct 10, 2026	1,001-5,000	666 contacts →
	Exact match “Climatec has been making buildings safer, more comfortable and efficient for over 40 years.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
21	Albireo Energy	Exact match	Edison, NJ, United StatesHQ recorded Oct 10, 2026	1,001-5,000	658 contacts →
	Exact match “Albireo Energy is a leading independent building controls and energy services provider recognized by customers for creating intelligent, high-performance buildings.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
22	Sorgenia	Exact match	Milan, ItalyHQ recorded Oct 10, 2026	201-500	613 contacts →
	Exact match “Da dicembre 2025, abbiamo integrato EF Solare, il primo produttore fotovoltaico italiano.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
23	Enegan	Exact match	Vinci, ItalyHQ recorded Oct 10, 2026	201-500	611 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 · Oct 10, 2026 · View company records in RevenueBase
24	Kieback&peter	Exact match	Berlin, GermanyHQ recorded Oct 10, 2026	1,001-5,000	560 contacts →
	Exact match “Our DNA are sustainable buildings As a Smart Building Solutioneer, we combine intelligent building technologies, data-based services, sustainable excellence and multiple synergy…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
25	3e Engenharia EM Eficiencia Energetica	Exact match	BrazilHQ recorded Oct 10, 2026	201-500	530 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 · Oct 10, 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 “commercial building energy companies”. 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 13,272 commercial building energy companies worldwide

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Commercial building energy companies worldwide at a glance

As of Oct 10, 2026

27.0%Verified-email coverage

17.5Average contacts per company

1-10Median size (employees)

0.9%Largest-city concentration · Madrid

Oct 10, 2026Page data refreshed

Companies by employee count

1-10

7,174

11-50

4,443

51-200

1,187

201-500

235

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 commercial building energy companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “commercial building energy companies” 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 62,758 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 10, 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.

Commercial building energy companies by location

63 lists · largest first

Every Commercial building energy 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 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 “commercial building energy companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many commercial building energy companies are there worldwide?

RevenueBase identified 13,272 company matches for commercial building energy companies 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?

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

Which country has the most commercial building energy companies?

The United States leads with 2,361 companies, followed by France (862) and Spain (778). Every commercial building energy companies list by country and city is linked on this page.

Which city has the most commercial building energy companies?

Madrid leads with 125 company records, followed by London (111) and Paris (102).

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 62,758 professional contacts with verified work emails tracked across these 13,272 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 October 10, 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.