Company lists · Data refreshed October 2026
Top 25 Energy conservation services worldwide
RevenueBase identified 5,234 company matches for energy conservation services worldwide as of October 2026 and tracks 57,978 professional contacts across them, including 18,325 with verified work emails. The United States is the largest market and Paris the largest hub.
This list covers company matches for energy conservation services 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 25, 2026. Country and city lists for energy conservation services 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.
The 25 largest energy conservation services worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 9,535 contacts → | ||||
Exact match “Taking care of things.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 2 | 8,823 contacts → | ||||
Exact match “Dalkia : ensemble, relevons le défi climatique!” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 3 | 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 25, 2026 · View company records in RevenueBase | |||||
| 4 | 385 contacts → | ||||
Exact match “Depuis près de 25 ans, HomeServe accompagne les particuliers vers une maison plus durable, plus sûre et plus économique.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 5 | 380 contacts → | ||||
Exact match “Budderfly is redefining how energy efficiency, resilience, and grid participation can work together across America’s commercial sector.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 6 | 369 contacts → | ||||
Exact match “At HomeWorks Energy, our mission is simple, literally: Energy Efficiency, Simplified.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 7 | 355 contacts → | ||||
Exact match “The National Energy Services Company (TARSHID) is a national company wholly owned by the Public Investment Fund (PIF).” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 8 | 309 contacts → | ||||
Exact match “Engagé depuis 2008, Hellio est le pionnier du marché des économies d’énergie en France (métropole et Outre-Mer).” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 9 | 261 contacts → | ||||
Exact match “CMC Energy Services is a woman-owned full-service energy efficiency company with nearly 50 years of experience delivering value-based energy conservation services.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 10 | 248 contacts → | ||||
Exact match “Lime Energy is building a new energy future.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 11 | 236 contacts → | ||||
Exact match “Empresa voltada a projetos de Otimização e Eficiêntização no uso da energia elétrica.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 12 | 221 contacts → | ||||
Exact match “EfficiencyOne is a leading efficiency expert.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 13 | 213 contacts → | ||||
Exact match “Dalkia Energy Solutions, a subsidiary of the EDF (Électricité de France) Group, is a national leader in energy efficiency and sustainability for commercial, industrial, and…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 14 | 206 contacts → | ||||
Exact match “Greenfoot Energy Solutions was established in 2014 by a group of energy experts dedicated to improving energy efficiency in Atlantic Canada.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 15 | 201 contacts → | ||||
Exact match “Bright Power is a leading provider of energy efficiency and decarbonization solutions for the real estate industry.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 16 | 164 contacts → | ||||
Exact match “Implantée à Marseille depuis 2009, SONERGIA s’inscrit dans une démarche de développement durable en accompagnant les fournisseurs d’énergie, appelés obligés, dans l’atteinte des…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 17 | 164 contacts → | ||||
Exact match “QUANTICA Renovables is a company dedicated to providing cost and carbon efficiencies.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 18 | 158 contacts → | ||||
Exact match “We help businesses buy better energy, saving them time and improving their bottom line.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 19 | 148 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 20 | 147 contacts → | ||||
Exact match “RISE is a pioneer in the delivery of turnkey energy-efficiency services for residential, commercial and industrial facilities.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 21 | 141 contacts → | ||||
Exact match “A national player in energy efficiency and sustainability: Geoside is the Energy Service Company (ESCo) of Italgas Group and a leader in Italy and Europe in the field of energy…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 22 | 132 contacts → | ||||
Exact match “Våra kunder har de energieffektivaste fastigheterna!” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 23 | 131 contacts → | ||||
Exact match “We are a global provider of energy efficiency solutions for commercial buildings with five business offerings: HVAC Testing, Adjusting & Balancing, Intelli-Hood® Kitchen…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 24 | 129 contacts → | ||||
Exact match “Resalta is a leading European energy service company (ESCO) helping organizations reduce costs, lower emissions, and optimize energy use.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 25 | 129 contacts → | ||||
Exact match “Synergy Companies is the largest energy services companies in California and provides a comprehensive approach to energy efficiency and environmental solutions in both the…” Recorded in the RevenueBase company graph · Oct 25, 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 “energy conservation services”. 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 5,234 energy conservation services worldwide
See the full list, filter by size, metro and specialty, and access 18,325 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Energy conservation services worldwide at a glance
As of Oct 25, 2026Companies by employee count
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 energy conservation services are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “energy conservation services” 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 18,325 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 25, 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.
Energy conservation services by location
27 lists · largest firstEvery Energy conservation services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Energy conservation services based in the United States952
- Energy conservation services based in France470
- Energy conservation services based in Spain394
- Energy conservation services based in Italy375
- Energy conservation services based in Germany325
- Energy conservation services based in the United Kingdom298
- Energy conservation services based in Canada143
- Energy conservation services based in Australia141
- Energy conservation services based in Brazil139
- Energy conservation services based in the Netherlands120
- Energy conservation services based in India85
- Energy conservation services based in Belgium62
- Energy conservation services based in Mexico61
- Energy conservation services based in Poland59
- Energy conservation services based in Portugal48
- Energy conservation services based in Switzerland45
- Energy conservation services based in Türkiye43
- Energy conservation services based in South Africa39
- Energy conservation services based in Ireland34
- Energy conservation services based in Czechia29
- Energy conservation services based in Sweden29
Cities
- Energy conservation services based in Paris, France76
- Energy conservation services based in Madrid, Spain72
- Energy conservation services based in Barcelona, Spain38
- Energy conservation services based in Milan, Italy37
- Energy conservation services based in London, United Kingdom34
- Energy conservation services based in New York, United States32
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 “energy conservation services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many energy conservation services are there worldwide?
RevenueBase identified 5,234 company matches for energy conservation services 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?
British GAS tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most energy conservation services?
The United States leads with 952 companies, followed by France (470) and Spain (394). Every energy conservation services list by country and city is linked on this page.
Which city has the most energy conservation services?
Paris leads with 76 company records, followed by Madrid (72) and Barcelona (38).
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 18,325 professional contacts with verified work emails tracked across these 5,234 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 25, 2026.
Ready to reach these companies? Verified emails and direct dials for all 5,234 energy conservation services worldwide. Start with a free account, no credit card.
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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.
More company lists
Company intelligence · public preview
Top 25 energy conservation services worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 5,234 matching company records for energy conservation services worldwide, with 57,978 tracked contacts and 18,325 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 25, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 energy conservation services worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  British GASbritishgas.co.ukHQ: Windsor, United KingdomReported employees: 10001+ | Windsor, United Kingdom | 10001+ | Exact match | 9,535 contacts → |
“Taking care of things.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Dalkiadalkia.frHQ: Saint-andré-lez-lille, FranceReported employees: 10001+ | Saint-andré-lez-lille, France | 10001+ | Exact match | 8,823 contacts → |
“Dalkia : ensemble, relevons le défi climatique!” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Clearesultclearesult.comHQ: Austin, TX, United StatesReported employees: 1,001-5,000 | Austin, TX, United States | 1,001-5,000 | Exact match | 2,206 contacts → |
“CLEAResult is the largest provider of energy efficiency, energy transition and energy sustainability services in North America.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Homeserve Francehomeserve.fr HQ: Lyon Cedex 7, FranceReported employees: 501-1,000 | Lyon Cedex 7, France | 501-1,000 | Exact match | 385 contacts → |
“Depuis près de 25 ans, HomeServe accompagne les particuliers vers une maison plus durable, plus sûre et plus économique.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Budderflybudderfly.comHQ: Shelton, CT, United StatesReported employees: 201-500 | Shelton, CT, United States | 201-500 | Exact match | 380 contacts → |
“Budderfly is redefining how energy efficiency, resilience, and grid participation can work together across America’s commercial sector.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Homeworks Energy, INChomeworksenergy.com HQ: Medford, MA, United StatesReported employees: 201-500 | Medford, MA, United States | 201-500 | Exact match | 369 contacts → |
“At HomeWorks Energy, our mission is simple, literally: Energy Efficiency, Simplified.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  ترشيد Tarshidtarshid.com.saHQ: Riyadh, Saudi ArabiaReported employees: 201-500 | Riyadh, Saudi Arabia | 201-500 | Exact match | 355 contacts → |
“The National Energy Services Company (TARSHID) is a national company wholly owned by the Public Investment Fund (PIF).” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Helliohellio.comHQ: Clichy, FranceReported employees: 201-500 | Clichy, France | 201-500 | Exact match | 309 contacts → |
“Engagé depuis 2008, Hellio est le pionnier du marché des économies d’énergie en France (métropole et Outre-Mer).” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  CMC Energy Servicescmcenergy.comHQ: Fort Washington, PA, United StatesReported employees: 201-500 | Fort Washington, PA, United States | 201-500 | Exact match | 261 contacts → |
“CMC Energy Services is a woman-owned full-service energy efficiency company with nearly 50 years of experience delivering value-based energy conservation services.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Lime Energylime-energy.comHQ: Newark, NJ, United StatesReported employees: 201-500 | Newark, NJ, United States | 201-500 | Exact match | 248 contacts → |
“Lime Energy is building a new energy future.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Prime Energyprimeenergy.com.brHQ: Sao Paulo, BrazilReported employees: 51-200 | Sao Paulo, Brazil | 51-200 | Exact match | 236 contacts → |
“Empresa voltada a projetos de Otimização e Eficiêntização no uso da energia elétrica.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Efficiencyoneefficiencyone.ca HQ: Dartmouth, NS, CanadaReported employees: 51-200 | Dartmouth, NS, Canada | 51-200 | Exact match | 221 contacts → |
“EfficiencyOne is a leading efficiency expert.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Dalkia Energy Solutionsdalkiasolutions.comHQ: Beverly, MA, United StatesReported employees: 201-500 | Beverly, MA, United States | 201-500 | Exact match | 213 contacts → |
“Dalkia Energy Solutions, a subsidiary of the EDF (Électricité de France) Group, is a national leader in energy efficiency and sustainability for commercial, industrial, and…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Greenfoot Energy Solutionsgreenfootenergy.caHQ: Moncton, NB, CanadaReported employees: 501-1,000 | Moncton, NB, Canada | 501-1,000 | Exact match | 206 contacts → |
“Greenfoot Energy Solutions was established in 2014 by a group of energy experts dedicated to improving energy efficiency in Atlantic Canada.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Bright Powerbrightpower.comHQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 201 contacts → |
“Bright Power is a leading provider of energy efficiency and decarbonization solutions for the real estate industry.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Sonergiasonergia.fr HQ: Marseille, FranceReported employees: 51-200 | Marseille, France | 51-200 | Exact match | 164 contacts → |
“Implantée à Marseille depuis 2009, SONERGIA s’inscrit dans une démarche de développement durable en accompagnant les fournisseurs d’énergie, appelés obligés, dans l’atteinte des…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Quantica Renovablesquanticarenovables.comHQ: Bollullos De La Mitación, SpainReported employees: 201-500 | Bollullos De La Mitación, Spain | 201-500 | Exact match | 164 contacts → |
“QUANTICA Renovables is a company dedicated to providing cost and carbon efficiencies.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  ZEMBLzembl.com.auHQ: Sydney, AustraliaReported employees: 51-200 | Sydney, Australia | 51-200 | Exact match | 158 contacts → |
“We help businesses buy better energy, saving them time and improving their bottom line.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Concord Engineering Group, INCconcord-engineering.comHQ: Voorhees, NJ, United StatesReported employees: 51-200 | Voorhees, NJ, United States | 51-200 | Exact match | 148 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 20 |  RISEriseengineering.comHQ: Cranston, RI, United StatesReported employees: 201-500 | Cranston, RI, United States | 201-500 | Exact match | 147 contacts → |
“RISE is a pioneer in the delivery of turnkey energy-efficiency services for residential, commercial and industrial facilities.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Geosidegeoside.comHQ: Casalecchio Di Reno, ItalyReported employees: 51-200 | Casalecchio Di Reno, Italy | 51-200 | Exact match | 141 contacts → |
“A national player in energy efficiency and sustainability: Geoside is the Energy Service Company (ESCo) of Italgas Group and a leader in Italy and Europe in the field of energy…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Indoor Energyindoor.seHQ: Stockholm, SwedenReported employees: 201-500 | Stockholm, Sweden | 201-500 | Exact match | 132 contacts → |
“Våra kunder har de energieffektivaste fastigheterna!” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Melink Corporationmelinkcorp.comHQ: Milford, OH, United StatesReported employees: 51-200 | Milford, OH, United States | 51-200 | Exact match | 131 contacts → |
“We are a global provider of energy efficiency solutions for commercial buildings with five business offerings: HVAC Testing, Adjusting & Balancing, Intelli-Hood® Kitchen…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Resaltaresalta.comHQ: Ljubljana, SloveniaReported employees: 51-200 | Ljubljana, Slovenia | 51-200 | Exact match | 129 contacts → |
“Resalta is a leading European energy service company (ESCO) helping organizations reduce costs, lower emissions, and optimize energy use.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Synergy Companiessynergycompanies.comHQ: Fresno, CA, United StatesReported employees: 501-1,000 | Fresno, CA, United States | 501-1,000 | Exact match | 129 contacts → |
“Synergy Companies is the largest energy services companies in California and provides a comprehensive approach to energy efficiency and environmental solutions in both the…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 5,234 company matches
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Energy conservation services: dataset insights
October 25, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
5,200 records in the displayed employee bands.
34 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 5,234 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 25, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Energy conservation services by location
27 lists · largest firstEvery Energy conservation services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Energy conservation services based in the United States952
- Energy conservation services based in France470
- Energy conservation services based in Spain394
- Energy conservation services based in Italy375
- Energy conservation services based in Germany325
- Energy conservation services based in the United Kingdom298
- Energy conservation services based in Canada143
- Energy conservation services based in Australia141
- Energy conservation services based in Brazil139
- Energy conservation services based in the Netherlands120
- Energy conservation services based in India85
- Energy conservation services based in Belgium62
- Energy conservation services based in Mexico61
- Energy conservation services based in Poland59
- Energy conservation services based in Portugal48
- Energy conservation services based in Switzerland45
- Energy conservation services based in Türkiye43
- Energy conservation services based in South Africa39
- Energy conservation services based in Ireland34
- Energy conservation services based in Czechia29
- Energy conservation services based in Sweden29
Cities
- Energy conservation services based in Paris, France76
- Energy conservation services based in Madrid, Spain72
- Energy conservation services based in Barcelona, Spain38
- Energy conservation services based in Milan, Italy37
- Energy conservation services based in London, United Kingdom34
- Energy conservation services based in New York, United States32
Questions about this company list
What does Exact match mean for energy conservation services?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many energy conservation services did RevenueBase find worldwide?
The saved snapshot records 5,234 matching company records, 57,978 tracked contacts and 18,325 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 25, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
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Cite this list
RevenueBase Data Team. Top 25 energy conservation services worldwide. Snapshot: October 25, 2026. https://revenuebase.ai/companies/browse/energy-conservation-services.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 energy conservation services worldwide
RevenueBase records 5,234 matching company records for energy conservation services worldwide, with 57,978 tracked contacts and 18,325 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 25, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 energy conservation services worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | British GASbritishgas.co.uk HQ: Windsor, United KingdomReported employees: 10001+ | Windsor, United Kingdom | 10001+ | Exact match | 9,535 contacts → |
“Taking care of things.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Dalkiadalkia.fr HQ: Saint-andré-lez-lille, FranceReported employees: 10001+ | Saint-andré-lez-lille, France | 10001+ | Exact match | 8,823 contacts → |
“Dalkia : ensemble, relevons le défi climatique!” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Clearesultclearesult.com HQ: Austin, TX, United StatesReported employees: 1,001-5,000 | Austin, TX, United States | 1,001-5,000 | Exact match | 2,206 contacts → |
“CLEAResult is the largest provider of energy efficiency, energy transition and energy sustainability services in North America.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Homeserve Francehomeserve.fr HQ: Lyon Cedex 7, FranceReported employees: 501-1,000 | Lyon Cedex 7, France | 501-1,000 | Exact match | 385 contacts → |
“Depuis près de 25 ans, HomeServe accompagne les particuliers vers une maison plus durable, plus sûre et plus économique.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Budderflybudderfly.com HQ: Shelton, CT, United StatesReported employees: 201-500 | Shelton, CT, United States | 201-500 | Exact match | 380 contacts → |
“Budderfly is redefining how energy efficiency, resilience, and grid participation can work together across America’s commercial sector.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Homeworks Energy, INChomeworksenergy.com HQ: Medford, MA, United StatesReported employees: 201-500 | Medford, MA, United States | 201-500 | Exact match | 369 contacts → |
“At HomeWorks Energy, our mission is simple, literally: Energy Efficiency, Simplified.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | ترشيد Tarshidtarshid.com.sa HQ: Riyadh, Saudi ArabiaReported employees: 201-500 | Riyadh, Saudi Arabia | 201-500 | Exact match | 355 contacts → |
“The National Energy Services Company (TARSHID) is a national company wholly owned by the Public Investment Fund (PIF).” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Helliohellio.com HQ: Clichy, FranceReported employees: 201-500 | Clichy, France | 201-500 | Exact match | 309 contacts → |
“Engagé depuis 2008, Hellio est le pionnier du marché des économies d’énergie en France (métropole et Outre-Mer).” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | CMC Energy Servicescmcenergy.com HQ: Fort Washington, PA, United StatesReported employees: 201-500 | Fort Washington, PA, United States | 201-500 | Exact match | 261 contacts → |
“CMC Energy Services is a woman-owned full-service energy efficiency company with nearly 50 years of experience delivering value-based energy conservation services.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Lime Energylime-energy.com HQ: Newark, NJ, United StatesReported employees: 201-500 | Newark, NJ, United States | 201-500 | Exact match | 248 contacts → |
“Lime Energy is building a new energy future.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Prime Energyprimeenergy.com.br HQ: Sao Paulo, BrazilReported employees: 51-200 | Sao Paulo, Brazil | 51-200 | Exact match | 236 contacts → |
“Empresa voltada a projetos de Otimização e Eficiêntização no uso da energia elétrica.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Efficiencyoneefficiencyone.ca HQ: Dartmouth, NS, CanadaReported employees: 51-200 | Dartmouth, NS, Canada | 51-200 | Exact match | 221 contacts → |
“EfficiencyOne is a leading efficiency expert.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Dalkia Energy Solutionsdalkiasolutions.com HQ: Beverly, MA, United StatesReported employees: 201-500 | Beverly, MA, United States | 201-500 | Exact match | 213 contacts → |
“Dalkia Energy Solutions, a subsidiary of the EDF (Électricité de France) Group, is a national leader in energy efficiency and sustainability for commercial, industrial, and…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Greenfoot Energy Solutionsgreenfootenergy.ca HQ: Moncton, NB, CanadaReported employees: 501-1,000 | Moncton, NB, Canada | 501-1,000 | Exact match | 206 contacts → |
“Greenfoot Energy Solutions was established in 2014 by a group of energy experts dedicated to improving energy efficiency in Atlantic Canada.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Bright Powerbrightpower.com HQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 201 contacts → |
“Bright Power is a leading provider of energy efficiency and decarbonization solutions for the real estate industry.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Sonergiasonergia.fr HQ: Marseille, FranceReported employees: 51-200 | Marseille, France | 51-200 | Exact match | 164 contacts → |
“Implantée à Marseille depuis 2009, SONERGIA s’inscrit dans une démarche de développement durable en accompagnant les fournisseurs d’énergie, appelés obligés, dans l’atteinte des…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Quantica Renovablesquanticarenovables.com HQ: Bollullos De La Mitación, SpainReported employees: 201-500 | Bollullos De La Mitación, Spain | 201-500 | Exact match | 164 contacts → |
“QUANTICA Renovables is a company dedicated to providing cost and carbon efficiencies.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | ZEMBLzembl.com.au HQ: Sydney, AustraliaReported employees: 51-200 | Sydney, Australia | 51-200 | Exact match | 158 contacts → |
“We help businesses buy better energy, saving them time and improving their bottom line.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Concord Engineering Group, INCconcord-engineering.com HQ: Voorhees, NJ, United StatesReported employees: 51-200 | Voorhees, NJ, United States | 51-200 | Exact match | 148 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 20 | RISEriseengineering.com HQ: Cranston, RI, United StatesReported employees: 201-500 | Cranston, RI, United States | 201-500 | Exact match | 147 contacts → |
“RISE is a pioneer in the delivery of turnkey energy-efficiency services for residential, commercial and industrial facilities.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Geosidegeoside.com HQ: Casalecchio Di Reno, ItalyReported employees: 51-200 | Casalecchio Di Reno, Italy | 51-200 | Exact match | 141 contacts → |
“A national player in energy efficiency and sustainability: Geoside is the Energy Service Company (ESCo) of Italgas Group and a leader in Italy and Europe in the field of energy…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Indoor Energyindoor.se HQ: Stockholm, SwedenReported employees: 201-500 | Stockholm, Sweden | 201-500 | Exact match | 132 contacts → |
“Våra kunder har de energieffektivaste fastigheterna!” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Melink Corporationmelinkcorp.com HQ: Milford, OH, United StatesReported employees: 51-200 | Milford, OH, United States | 51-200 | Exact match | 131 contacts → |
“We are a global provider of energy efficiency solutions for commercial buildings with five business offerings: HVAC Testing, Adjusting & Balancing, Intelli-Hood® Kitchen…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Resaltaresalta.com HQ: Ljubljana, SloveniaReported employees: 51-200 | Ljubljana, Slovenia | 51-200 | Exact match | 129 contacts → |
“Resalta is a leading European energy service company (ESCO) helping organizations reduce costs, lower emissions, and optimize energy use.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Synergy Companiessynergycompanies.com HQ: Fresno, CA, United StatesReported employees: 501-1,000 | Fresno, CA, United States | 501-1,000 | Exact match | 129 contacts → |
“Synergy Companies is the largest energy services companies in California and provides a comprehensive approach to energy efficiency and environmental solutions in both the…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 5,234 company matches
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Energy conservation services: dataset insights
October 25, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
5,200 records in the displayed employee bands.
34 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 5,234 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 25, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Energy conservation services by location
27 lists · largest firstEvery Energy conservation services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Energy conservation services based in the United States952
- Energy conservation services based in France470
- Energy conservation services based in Spain394
- Energy conservation services based in Italy375
- Energy conservation services based in Germany325
- Energy conservation services based in the United Kingdom298
- Energy conservation services based in Canada143
- Energy conservation services based in Australia141
- Energy conservation services based in Brazil139
- Energy conservation services based in the Netherlands120
- Energy conservation services based in India85
- Energy conservation services based in Belgium62
- Energy conservation services based in Mexico61
- Energy conservation services based in Poland59
- Energy conservation services based in Portugal48
- Energy conservation services based in Switzerland45
- Energy conservation services based in Türkiye43
- Energy conservation services based in South Africa39
- Energy conservation services based in Ireland34
- Energy conservation services based in Czechia29
- Energy conservation services based in Sweden29
Cities
- Energy conservation services based in Paris, France76
- Energy conservation services based in Madrid, Spain72
- Energy conservation services based in Barcelona, Spain38
- Energy conservation services based in Milan, Italy37
- Energy conservation services based in London, United Kingdom34
- Energy conservation services based in New York, United States32
Questions about this company list
What does Exact match mean for energy conservation services?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many energy conservation services did RevenueBase find worldwide?
The saved snapshot records 5,234 matching company records, 57,978 tracked contacts and 18,325 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 25, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 energy conservation services worldwide. Snapshot: October 25, 2026. https://revenuebase.ai/companies/browse/energy-conservation-services.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗