Company lists · Data refreshed September 2026
Top 25 Residential energy management companies worldwide
RevenueBase identified 9,403 residential energy management companies worldwide as of September 2026 and tracks 173,156 professional contacts across them, including 50,780 with verified work emails. The United States is the largest market and London the largest hub.
This list covers residential energy management 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 21, 2026. Country and city lists for residential energy management 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.
The 25 largest residential energy management companies worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 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 21, 2026Thanks. The Data Team will review it. | |||||
| 2 | 9,238 contacts → | ||||
Indirect evidence “Taking care of things.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 3 | 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 21, 2026Thanks. The Data Team will review it. | |||||
| 4 | 4,150 contacts → | ||||
Partial evidence “Ambit Energy provides electricity, natural gas and solar services in numerous markets across the United States, primarily marketed through a direct sales channel of more than…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 5 | 3,797 contacts → | ||||
Partial evidence “Generac is the total energy solutions company powering a smarter world.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 6 | 1,812 contacts → | ||||
Indirect evidence “At SolarSquare, we make going solar simple, reliable, and worry-free.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 7 | 1,709 contacts → | ||||
Partial evidence “Rehlko is a global leader in energy resilience, delivering the solutions critical to sustain and improve life.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 8 | 1,645 contacts → | ||||
Partial evidence “Established in 1997, Just Energy has been a leading retail energy provider serving markets across the United States and Canada.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 9 | 1,388 contacts → | ||||
Partial evidence “IGS Energy has been a trusted energy advisor since 1989, growing into one of the nation’s top energy retailers.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 10 | 1,168 contacts → | ||||
Partial evidence “Blue Raven Solar, a SunPower Company, is a retailer of residential home solar systems.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 11 | 1,021 contacts → | ||||
Partial evidence “Techem is a leading global energy service provider for the real estate sector and private homeowners.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 12 | 935 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 21, 2026Thanks. The Data Team will review it. | |||||
| 13 | 906 contacts → | ||||
Partial evidence “Sunnova Energy International Inc.(NYSE: NOVA) is an industry-leading energy services company focused on making clean energy more accessible, reliable, and affordable for…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 14 | 740 contacts → | ||||
Partial evidence “PowerSecure, a Southern Company subsidiary, is a leading provider of innovative energy solutions to electric utilities and their industrial, institutional, and commercial…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 15 | 719 contacts → | ||||
Indirect evidence “We’re on a mission to make power personal.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 16 | 661 contacts → | ||||
Partial evidence “SSE Airtricity has been harnessing our greatest natural resource for the past 25 years, providing cleaner, renewable energy† for homes and businesses across the country.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 17 | 658 contacts → | ||||
Indirect evidence “We are passionate about driving sustainable change for our planet.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 18 | 614 contacts → | ||||
Partial evidence “Fenice Energy provides high-quality end-to-end clean energy solutions for homes including solar, backup, and eV charging.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 19 | 608 contacts → | ||||
Indirect evidence “Da dicembre 2025, abbiamo integrato EF Solare, il primo produttore fotovoltaico italiano.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 20 | 595 contacts → | ||||
Partial evidence “Kaluza is the Energy Intelligence Platform, turning energy complexity into seamless coordination.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 21 | 558 contacts → | ||||
Indirect evidence “We're on a mission to improve everyday life while creating a more sustainable world.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 22 | 539 contacts → | ||||
Partial evidence “Palmetto is a leading clean tech company on a mission to accelerate the transition to a clean energy future.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 23 | 509 contacts → | ||||
Partial evidence “As leaders in our field, we’re trusted by over businesses to provide a full energy service.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 24 | 507 contacts → | ||||
Strong evidence “PosiGen is the nation's leading residential solar and energy efficiency provider.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 25 | 481 contacts → | ||||
Partial evidence “NORESCO, a part of Carrier Global Corporation, helps customers modernize aging building systems and upgrade energy and water infrastructure to meet evolving demands.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: residential energy management companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names residential energy management companies.
- Partial evidence
- Its own public description names part of residential energy management companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name residential energy management companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 9,403 residential energy management companies worldwide
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Residential energy management companies worldwide at a glance
As of Sep 21, 2026Companies by employee count
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 residential energy management 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
- Every country. Country and city lists for residential energy management companies are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “residential energy management 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 residential energy management 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 residential energy management 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, 50,780 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 21, 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.
Residential energy management companies by location
36 lists · largest firstEvery Residential energy management companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Residential energy management companies based in the United States2,028
- Residential energy management companies based in the United Kingdom659
- Residential energy management companies based in Brazil496
- Residential energy management companies based in Spain467
- Residential energy management companies based in Italy411
- Residential energy management companies based in Australia394
- Residential energy management companies based in France369
- Residential energy management companies based in Germany338
- Residential energy management companies based in India315
- Residential energy management companies based in the Netherlands309
- Residential energy management companies based in Canada266
- Residential energy management companies based in South Africa171
- Residential energy management companies based in Belgium123
- Residential energy management companies based in Mexico111
- Residential energy management companies based in Poland78
- Residential energy management companies based in Sweden71
- Residential energy management companies based in Ireland67
- Residential energy management companies based in Switzerland64
- Residential energy management companies based in Portugal59
- Residential energy management companies based in Türkiye57
- Residential energy management companies based in Nigeria56
- Residential energy management companies based in the United Arab Emirates54
- Residential energy management companies based in Norway50
- Residential energy management companies based in Hungary37
- Residential energy management companies based in Austria33
- Residential energy management companies based in Chile33
- Residential energy management companies based in Finland32
- Residential energy management companies based in Denmark30
- Residential energy management companies based in Greece28
- Residential energy management companies based in New Zealand27
Cities
- Residential energy management companies based in Houston, United States77
- Residential energy management companies based in New York, United States64
- Residential energy management companies based in Denver, United States29
- Residential energy management companies based in Los Angeles, United States27
- Residential energy management companies based in Austin, United States26
- Residential energy management companies based in San Diego, United States26
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 residential energy management 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 residential energy management companies are there worldwide?
RevenueBase identified 9,403 residential energy management 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 residential energy management companies?
The United States leads with 2,028 companies, followed by the United Kingdom (659) and Brazil (496). Every residential energy management companies list by country and city is linked on this page.
Which city has the most residential energy management companies?
London leads with 92 headquartered companies, followed by Madrid (85) and Houston (77).
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 50,780 verified decision-maker contacts tracked across these 9,403 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 21, 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.