Company lists · Data refreshed September 2026

Top 25 Energy efficiency equipment companies worldwide

RevenueBase identified 1,447 energy efficiency equipment companies worldwide as of September 2026 and tracks 23,836 professional contacts across them, including 7,318 with verified work emails and 0 with mobile numbers. The United States is the largest market and Mumbai the largest hub.

This list covers energy efficiency equipment 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 efficiency equipment 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
1,447Companies
23,836Contacts tracked
7,318Verified emails
0Mobile numbers
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The 25 largest energy efficiency equipment companies worldwide

Ranked by team size
Top 25 of 1,447 energy efficiency equipment 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 efficiency equipment 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 evidenceGarching Bei München, GermanyHQ checked Sep 16, 20261,001-5,0002,300 contacts →

Partial evidence

“LEDVANCE is one of the world's leading companies in the field of general lighting for professional customers and end users and is expanding into the renewable energy solutions…”

Source: RevenueBase Database · checked Sep 16, 2026
2Indirect evidencePeachtree City, GA, United StatesHQ checked Sep 16, 20265,001-10,000926 contacts →

Indirect evidence

“At Cooper Lighting Solutions, a Signify business, we build forward-thinking lighting and control solutions that make people’s lives safer while making buildings, homes and cities…”

Source: RevenueBase Database · checked Sep 16, 2026
3Indirect evidenceGreenville, SC, United StatesHQ checked Sep 16, 20261,001-5,000771 contacts →

Indirect evidence

“At Current, we are Always On and working to improve lives with the industry’s most expansive portfolio of sustainable advanced lighting and intelligent controls that reliably meet…”

Source: RevenueBase Database · checked Sep 16, 2026
4Indirect evidenceFarmingale, NJ, United StatesHQ checked Sep 16, 20261,001-5,000684 contacts →

Indirect evidence

“Dialight (LSE: DIA.L) is a global leader in sustainable LED lighting for industrial applications.”

Source: RevenueBase Database · checked Sep 16, 2026
5Indirect evidenceLimoges, FranceHQ checked Sep 16, 202610001+621 contacts →

Indirect evidence

“Pour les professionnels, Legrand développe une offre d'appareillages et de solutions électriques innovants adaptés aux marchés tertiaire, industriel et résidentiel : efficacité…”

Source: RevenueBase Database · checked Sep 16, 2026
6Partial evidenceSaint Mathieu De Tréviers (montpellier), FranceHQ checked Sep 16, 20261,001-5,000604 contacts →

Partial evidence

“COMECA designs, manufactures and maintain energy management solutions near your home and all around the world.”

Source: RevenueBase Database · checked Sep 16, 2026
7Partial evidenceAubervilliers, FranceHQ checked Sep 16, 20261,001-5,000460 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 16, 2026
8Partial evidenceLibertyville, IL, United StatesHQ checked Sep 16, 2026201-500303 contacts →

Partial evidence

“For more than a century, customers have turned to Intermatic for reliable, easy-to-install lighting control and energy management solutions.”

Source: RevenueBase Database · checked Sep 16, 2026
9Strong evidenceNew York, NY, United StatesHQ checked Sep 16, 2026501-1,000291 contacts →

Strong evidence

“RAB Lighting is committed to creating high quality, affordable, well designed and energy efficient LED lighting and controls that make it easy for distributors to sell…”

Source: RevenueBase Database · checked Sep 16, 2026
10Partial evidenceHyannis, MA, United StatesHQ checked Sep 16, 2026201-500250 contacts →

Partial evidence

“Savant is a global leader in smart home and energy, and traditional lighting solutions, for consumers, businesses, utility companies and more.”

Source: RevenueBase Database · checked Sep 16, 2026
11Partial evidenceSan Leandro, CA, United StatesHQ checked Sep 16, 2026201-500219 contacts →

Partial evidence

“Energy Recovery (Nasdaq: ERII) designs and manufactures world-class energy-saving technology for critical infrastructure that communities rely on every day, driving a more…”

Source: RevenueBase Database · checked Sep 16, 2026
12Indirect evidenceSouthampton, United KingdomHQ checked Sep 16, 2026501-1,000201 contacts →

Indirect evidence

“For over 75 years, Dimplex has been the trusted name for electric heating.”

Source: RevenueBase Database · checked Sep 16, 2026
13Indirect evidenceManitowoc, WI, United StatesHQ checked Sep 16, 2026201-500200 contacts →

Indirect evidence

“Orion is the leader in LED lighting systems and turnkey project implementation including commissioning and installation of fixtures, controls and IoT solutions, ongoing system…”

Source: RevenueBase Database · checked Sep 16, 2026
14Strong evidenceMinneapolis, MN, United StatesHQ checked Sep 16, 2026201-500193 contacts →

Strong evidence

“EMC manages and scales turnkey energy efficiency solutions for Fortune 500 clients across their North American portfolios.”

Source: RevenueBase Database · checked Sep 16, 2026
15Indirect evidenceFargo, ND, United StatesHQ checked Sep 16, 202651-200183 contacts →

Indirect evidence

“Maintenance Engineering, LTD and Superior Lamp, Inc.”

Source: RevenueBase Database · checked Sep 16, 2026
16Partial evidenceSalvador, BrazilHQ checked Sep 16, 202651-200177 contacts →

Partial evidence

“A Ledax é uma indústria que fornece soluções de eficiência energética B2B através de iluminação LED, geração de energia fotovoltaica (placas solares), monitoramento de consumo de…”

Source: RevenueBase Database · checked Sep 16, 2026
17Partial evidenceFremont, CA, United StatesHQ checked Sep 16, 202651-200164 contacts →

Partial evidence

“Syserco is an industry leader delivering Energy Management Solutions and Services to commercial and industrial facilities ranging from K-12 Schools, to High Rises, to…”

Source: RevenueBase Database · checked Sep 16, 2026
18Strong evidenceSolon, OH, United StatesHQ checked Sep 16, 202651-200154 contacts →

Strong evidence

“Venture Lighting is an industry leading designer, asset light manufacturer and marketer of energy efficient LED luminaires, systems, controls and services while continuing to…”

Source: RevenueBase Database · checked Sep 16, 2026
19Strong evidenceAurora, OH, United StatesHQ checked Sep 16, 202651-200150 contacts →

Strong evidence

“TCP is a global leader in energy efficient lighting innovations dedicated to creating high-quality products that are brighter, longer lasting and better for the environment.”

Source: RevenueBase Database · checked Sep 16, 2026
20Strong evidenceUnion City, CA, United StatesHQ checked Sep 16, 2026201-500142 contacts →

Strong evidence

“Founded in 1991, Finelite's commitment to developing better, more energy-efficient lighting has brought innovation and unmatched customer service to the industry.”

Source: RevenueBase Database · checked Sep 16, 2026
21Strong evidencePine Brook, NJ, United StatesHQ checked Sep 16, 202651-200125 contacts →

Strong evidence

“MaxLite has provided certified energy-efficient lighting solutions to the commercial building, OEM and residential markets since 1993.”

Source: RevenueBase Database · checked Sep 16, 2026
22Strong evidenceFresno, CA, United StatesHQ checked Sep 16, 2026501-1,000124 contacts →

Strong evidence

“Synergy Companies is the largest energy services companies in California and provides a comprehensive approach to energy efficiency and environmental solutions in both the…”

Source: RevenueBase Database · checked Sep 16, 2026
23Strong evidenceIthaca, NY, United StatesHQ checked Sep 16, 202651-200112 contacts →

Strong evidence

“PSD is an energy efficiency services and technology company.”

Source: RevenueBase Database · checked Sep 16, 2026
24Partial evidenceLondon, United KingdomHQ checked Sep 16, 202651-200111 contacts →

Partial evidence

“With over 50 years experience in creating solutions for lighting, heating and ventilation, CP Electronics is a world leader in energy saving controls.”

Source: RevenueBase Database · checked Sep 16, 2026
25Indirect evidenceAtlanta, GA, United StatesHQ checked Sep 16, 202610001+105 contacts →

Indirect evidence

“Acuity Brands, Inc.”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 25 of 1,447 energy efficiency equipment companies worldwide

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Energy efficiency equipment companies worldwide at a glance

As of Sep 16, 2026
30.7%Verified-email coverage
16.5Average contacts per company
11-50Median size (employees)
1.2%Largest-city concentration · Mumbai
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
627
11-50
553
51-200
182
201-500
38
501-1,000
19
1,001-5,000
16
5,001-10,000
2
10001+
6

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 efficiency equipment 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
12 countries, largest first: the United States, India, the United Kingdom, Italy, Spain, Canada, Brazil, Australia, France, Germany and 2 more. Country and city lists for energy efficiency equipment companies are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “energy efficiency equipment 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 efficiency equipment 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 efficiency equipment 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, 7,318 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 efficiency equipment companies by location

12 lists · largest first

Every Energy efficiency equipment companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 efficiency equipment 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 efficiency equipment companies are there worldwide?

RevenueBase identified 1,447 energy efficiency equipment 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?

Ledvance, headquartered in Garching Bei Munchen, tops this list with the largest team on record.

Which country has the most energy efficiency equipment companies?

The United States leads with 619 companies, followed by India (138) and the United Kingdom (130). Every energy efficiency equipment companies list by country and city is linked on this page.

Which city has the most energy efficiency equipment companies?

Mumbai leads with 17 headquartered companies, followed by Atlanta (16) and London (15).

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 7,318 verified decision-maker contacts tracked across these 1,447 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.