Company lists · Data refreshed October 2026
Top 25 Home energy efficiency firms based in the United States
RevenueBase identified 1,639 company matches for home energy efficiency firms associated with the United States as of October 2026 and tracks 20,409 professional contacts across them, including 6,991 with verified work emails. New York is the largest hub.
This list covers company matches for home energy efficiency firms associated with the United States, 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 14, 2026.
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 home energy efficiency firms based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 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 14, 2026 · View company records in RevenueBase | |||||
| 2 | 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 14, 2026 · View company records in RevenueBase | |||||
| 3 | 606 contacts → | ||||
Exact match “Palmetto is a leading clean tech company on a mission to accelerate the transition to a clean energy future.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 4 | 433 contacts → | ||||
Exact match “PosiGen is the nation's leading residential solar and energy efficiency provider.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 5 | 392 contacts → | ||||
Exact match “ARCXIS (Formerly DPIS Builder Services), is the largest provider of HERS inspections, ENERGY STAR ratings, engineering and design, construction quality assurance and other builder…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 6 | 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 14, 2026 · View company records in RevenueBase | |||||
| 7 | 369 contacts → | ||||
Exact match “At HomeWorks Energy, our mission is simple, literally: Energy Efficiency, Simplified.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 8 | 263 contacts → | ||||
Exact match “Everlight Solar provides homeowners with simple and affordable clean energy.” Recorded in the RevenueBase company graph · Oct 14, 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 14, 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 14, 2026 · View company records in RevenueBase | |||||
| 11 | 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 14, 2026 · View company records in RevenueBase | |||||
| 12 | 203 contacts → | ||||
Exact match “About HOP Energy provides residential and commercial energy services from Vermont to Delaware.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 13 | 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 14, 2026 · View company records in RevenueBase | |||||
| 14 | 186 contacts → | ||||
Exact match “With a rich history spanning more than 90 years, NOCO is a leading full-service energy company servicing customers across Upstate New York.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 15 | 175 contacts → | ||||
Exact match “Renew Home is shaping the future of energy management and accelerating the transition to more resilient, more affordable power, by changing how we use energy at home.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 16 | 165 contacts → | ||||
Exact match “Our mission is to bring clean energy, cost savings, and peace of mind to every homeowner in the world.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 17 | 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 14, 2026 · View company records in RevenueBase | |||||
| 18 | 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 14, 2026 · View company records in RevenueBase | |||||
| 19 | 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 14, 2026 · View company records in RevenueBase | |||||
| 20 | 124 contacts → | ||||
Exact match “AEA is a leading nonprofit provider of energy services, an implementer of government and utility energy efficiency programs, and a professional training organization serving the…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 21 | 123 contacts → | ||||
Exact match “Michaels Energy is a veteran-owned energy consulting firm that exists to help businesses minimize waste and maximize value.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 22 | 122 contacts → | ||||
Exact match “Elevation is one of the nation’s largest providers of residential solar, storage, energy efficiency, and energy intelligence technology providers.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 23 | 119 contacts → | ||||
Exact match “NY State Solar helps your friends and neighbors save on their energy bills – Our custom solar solutions are engineered from the ground-up, and every system that we install is…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 24 | 117 contacts → | ||||
Exact match “PSD is an energy efficiency services and technology company.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 25 | 117 contacts → | ||||
Exact match “Erus Energy helps building owners evaluate and finance investments in Solar Energy and other energy saving equipment.” Recorded in the RevenueBase company graph · Oct 14, 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 “home energy efficiency firms”. 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 1,639 home energy efficiency firms based in the United States
See the full list, filter by size, metro and specialty, and access 6,991 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Home energy efficiency firms based in the United States at a glance
As of Oct 14, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 1,639 companies.
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.
- What qualifies
- Company records associated with the United States whose business descriptions match “home energy efficiency firms” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 6,991 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 14, 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.
Home energy efficiency firms by metro
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 “home energy efficiency firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many home energy efficiency firms are there based in the United States?
RevenueBase identified 1,639 company matches for home energy efficiency firms associated with the United States 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?
Clearesult tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most home energy efficiency firms?
New York leads with 35 company records, followed by Houston (23) and Denver (22).
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 6,991 professional contacts with verified work emails tracked across these 1,639 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 14, 2026.
Ready to reach these companies? Verified emails and direct dials for all 1,639 home energy efficiency firms based in the United States. Start with a free account, no credit card.
Download this list →Related lists
Home energy efficiency firms by geography
- Home energy efficiency firms based in Toronto, Canada
- Home energy efficiency firms based in Paris, France
- Home energy efficiency firms based in Barcelona, Spain
- Home energy efficiency firms based in London, United Kingdom
- Home energy efficiency firms based in New York, United States
- Home energy efficiency firms based in Australia
- Home energy efficiency firms based in Belgium
- Home energy efficiency firms based in Brazil
- Home energy efficiency firms based in Canada
- Home energy efficiency firms based in France
- Home energy efficiency firms based in Germany
- Home energy efficiency firms based in India
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
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Home energy efficiency firms based in Toronto, Canada
- Home energy efficiency firms based in Paris, France
- Home energy efficiency firms based in Barcelona, Spain
- Home energy efficiency firms based in London, United Kingdom
- Home energy efficiency firms based in New York, United States
- Home energy efficiency firms based in Australia
Company intelligence · public preview
Top 25 home energy efficiency firms based in the United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 1,639 matching company records for home energy efficiency firms based in the United States, with 20,409 tracked contacts and 6,991 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 14, 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 home energy efficiency firms based in the United States
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 |  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 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Sunnova Energysunnova.comHQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 770 contacts → |
“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 description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Palmettoplm.toHQ: Charlotte, NC, United StatesReported employees: 201-500 | Charlotte, NC, United States | 201-500 | Exact match | 606 contacts → |
“Palmetto is a leading clean tech company on a mission to accelerate the transition to a clean energy future.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Posigenposigen.comHQ: St. Rose, LA, United StatesReported employees: 501-1,000 | St. Rose, LA, United States | 501-1,000 | Exact match | 433 contacts → |
“PosiGen is the nation's leading residential solar and energy efficiency provider.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Arcxisarcxis.comHQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 392 contacts → |
“ARCXIS (Formerly DPIS Builder Services), is the largest provider of HERS inspections, ENERGY STAR ratings, engineering and design, construction quality assurance and other builder…” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  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 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | 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 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Everlight Solareverlightsolar.comHQ: Verona, WI, United StatesReported employees: 51-200 | Verona, WI, United States | 51-200 | Exact match | 263 contacts → |
“Everlight Solar provides homeowners with simple and affordable clean energy.” Recorded description excerpt · October 14, 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 14, 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 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  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 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HOP Energy LLChopenergy.com HQ: Rye Brook, NY, United StatesReported employees: 501-1,000 | Rye Brook, NY, United States | 501-1,000 | Exact match | 203 contacts → |
“About HOP Energy provides residential and commercial energy services from Vermont to Delaware.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  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 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Noco Energy Corpnoco.com HQ: Tonawanda, NY, United StatesReported employees: 201-500 | Tonawanda, NY, United States | 201-500 | Exact match | 186 contacts → |
“With a rich history spanning more than 90 years, NOCO is a leading full-service energy company servicing customers across Upstate New York.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Renew Homerenewhome.comHQ: Oakland, CA, United StatesReported employees: 51-200 | Oakland, CA, United States | 51-200 | Exact match | 175 contacts → |
“Renew Home is shaping the future of energy management and accelerating the transition to more resilient, more affordable power, by changing how we use energy at home.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Solar Energy Partnerssolarenergy.partners HQ: Modesto, CA, United StatesReported employees: 51-200 | Modesto, CA, United States | 51-200 | Exact match | 165 contacts → |
“Our mission is to bring clean energy, cost savings, and peace of mind to every homeowner in the world.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  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 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  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 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  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 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: Bronx, NY, United StatesReported employees: 51-200 | Bronx, NY, United States | 51-200 | Exact match | 124 contacts → |
“AEA is a leading nonprofit provider of energy services, an implementer of government and utility energy efficiency programs, and a professional training organization serving the…” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Michaels Energy- An Inc. 5000 Companymichaelsenergy.comHQ: La Crosse, WI, United StatesReported employees: 51-200 | La Crosse, WI, United States | 51-200 | Exact match | 123 contacts → |
“Michaels Energy is a veteran-owned energy consulting firm that exists to help businesses minimize waste and maximize value.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Elevationpoweredbyelevation.comHQ: Chandler, AZ, United StatesReported employees: 201-500 | Chandler, AZ, United States | 201-500 | Exact match | 122 contacts → |
“Elevation is one of the nation’s largest providers of residential solar, storage, energy efficiency, and energy intelligence technology providers.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  NY State Solarnystatesolar.comHQ: New York, NY, United StatesReported employees: 201-500 | New York, NY, United States | 201-500 | Exact match | 119 contacts → |
“NY State Solar helps your friends and neighbors save on their energy bills – Our custom solar solutions are engineered from the ground-up, and every system that we install is…” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  PSDpsdconsulting.comHQ: Ithaca, NY, United StatesReported employees: 51-200 | Ithaca, NY, United States | 51-200 | Exact match | 117 contacts → |
“PSD is an energy efficiency services and technology company.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Erus Energyerusenergy.comHQ: Phoenix, AZ, United StatesReported employees: 51-200 | Phoenix, AZ, United States | 51-200 | Exact match | 117 contacts → |
“Erus Energy helps building owners evaluate and finance investments in Solar Energy and other energy saving equipment.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 1,639 company matches
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Home energy efficiency firms: dataset insights
October 14, 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
1,634 records in the displayed employee bands.
5 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 worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 1,639 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 14, 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 ↗
Home energy efficiency firms by metro
Questions about this company list
What does Exact match mean for home energy efficiency firms?
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 home energy efficiency firms did RevenueBase find based in the United States?
The saved snapshot records 1,639 matching company records, 20,409 tracked contacts and 6,991 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 14, 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
Home energy efficiency firms by geography
- Home energy efficiency firms based in Toronto, Canada
- Home energy efficiency firms based in Paris, France
- Home energy efficiency firms based in Barcelona, Spain
- Home energy efficiency firms based in London, United Kingdom
- Home energy efficiency firms based in New York, United States
- Home energy efficiency firms based in Australia
- Home energy efficiency firms based in Belgium
- Home energy efficiency firms based in Brazil
- Home energy efficiency firms based in Canada
- Home energy efficiency firms based in France
- Home energy efficiency firms based in Germany
- Home energy efficiency firms based in India
Cite this list
RevenueBase Data Team. Top 25 home energy efficiency firms based in the United States. Snapshot: October 14, 2026. https://revenuebase.ai/companies/home-energy-efficiency-firms/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Home energy efficiency firms based in Toronto, Canada
- Home energy efficiency firms based in Paris, France
- Home energy efficiency firms based in Barcelona, Spain
- Home energy efficiency firms based in London, United Kingdom
- Home energy efficiency firms based in New York, United States
- Home energy efficiency firms based in Australia
Company intelligence · public preview
Top 25 home energy efficiency firms based in the United States
RevenueBase records 1,639 matching company records for home energy efficiency firms based in the United States, with 20,409 tracked contacts and 6,991 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 14, 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 home energy efficiency firms based in the United States
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 | 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 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Sunnova Energysunnova.com HQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 770 contacts → |
“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 description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Palmettoplm.to HQ: Charlotte, NC, United StatesReported employees: 201-500 | Charlotte, NC, United States | 201-500 | Exact match | 606 contacts → |
“Palmetto is a leading clean tech company on a mission to accelerate the transition to a clean energy future.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Posigenposigen.com HQ: St. Rose, LA, United StatesReported employees: 501-1,000 | St. Rose, LA, United States | 501-1,000 | Exact match | 433 contacts → |
“PosiGen is the nation's leading residential solar and energy efficiency provider.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Arcxisarcxis.com HQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 392 contacts → |
“ARCXIS (Formerly DPIS Builder Services), is the largest provider of HERS inspections, ENERGY STAR ratings, engineering and design, construction quality assurance and other builder…” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | 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 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | 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 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Everlight Solareverlightsolar.com HQ: Verona, WI, United StatesReported employees: 51-200 | Verona, WI, United States | 51-200 | Exact match | 263 contacts → |
“Everlight Solar provides homeowners with simple and affordable clean energy.” Recorded description excerpt · October 14, 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 14, 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 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | 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 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HOP Energy LLChopenergy.com HQ: Rye Brook, NY, United StatesReported employees: 501-1,000 | Rye Brook, NY, United States | 501-1,000 | Exact match | 203 contacts → |
“About HOP Energy provides residential and commercial energy services from Vermont to Delaware.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | 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 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Noco Energy Corpnoco.com HQ: Tonawanda, NY, United StatesReported employees: 201-500 | Tonawanda, NY, United States | 201-500 | Exact match | 186 contacts → |
“With a rich history spanning more than 90 years, NOCO is a leading full-service energy company servicing customers across Upstate New York.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Renew Homerenewhome.com HQ: Oakland, CA, United StatesReported employees: 51-200 | Oakland, CA, United States | 51-200 | Exact match | 175 contacts → |
“Renew Home is shaping the future of energy management and accelerating the transition to more resilient, more affordable power, by changing how we use energy at home.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Solar Energy Partnerssolarenergy.partners HQ: Modesto, CA, United StatesReported employees: 51-200 | Modesto, CA, United States | 51-200 | Exact match | 165 contacts → |
“Our mission is to bring clean energy, cost savings, and peace of mind to every homeowner in the world.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | 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 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | 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 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | 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 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: Bronx, NY, United StatesReported employees: 51-200 | Bronx, NY, United States | 51-200 | Exact match | 124 contacts → |
“AEA is a leading nonprofit provider of energy services, an implementer of government and utility energy efficiency programs, and a professional training organization serving the…” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Michaels Energy- An Inc. 5000 Companymichaelsenergy.com HQ: La Crosse, WI, United StatesReported employees: 51-200 | La Crosse, WI, United States | 51-200 | Exact match | 123 contacts → |
“Michaels Energy is a veteran-owned energy consulting firm that exists to help businesses minimize waste and maximize value.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Elevationpoweredbyelevation.com HQ: Chandler, AZ, United StatesReported employees: 201-500 | Chandler, AZ, United States | 201-500 | Exact match | 122 contacts → |
“Elevation is one of the nation’s largest providers of residential solar, storage, energy efficiency, and energy intelligence technology providers.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | NY State Solarnystatesolar.com HQ: New York, NY, United StatesReported employees: 201-500 | New York, NY, United States | 201-500 | Exact match | 119 contacts → |
“NY State Solar helps your friends and neighbors save on their energy bills – Our custom solar solutions are engineered from the ground-up, and every system that we install is…” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | PSDpsdconsulting.com HQ: Ithaca, NY, United StatesReported employees: 51-200 | Ithaca, NY, United States | 51-200 | Exact match | 117 contacts → |
“PSD is an energy efficiency services and technology company.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Erus Energyerusenergy.com HQ: Phoenix, AZ, United StatesReported employees: 51-200 | Phoenix, AZ, United States | 51-200 | Exact match | 117 contacts → |
“Erus Energy helps building owners evaluate and finance investments in Solar Energy and other energy saving equipment.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Home energy efficiency firms: dataset insights
October 14, 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
1,634 records in the displayed employee bands.
5 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 worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 1,639 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 14, 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 ↗
Home energy efficiency firms by metro
Questions about this company list
What does Exact match mean for home energy efficiency firms?
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 home energy efficiency firms did RevenueBase find based in the United States?
The saved snapshot records 1,639 matching company records, 20,409 tracked contacts and 6,991 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 14, 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
Home energy efficiency firms by geography
- Home energy efficiency firms based in Toronto, Canada
- Home energy efficiency firms based in Paris, France
- Home energy efficiency firms based in Barcelona, Spain
- Home energy efficiency firms based in London, United Kingdom
- Home energy efficiency firms based in New York, United States
- Home energy efficiency firms based in Australia
- Home energy efficiency firms based in Belgium
- Home energy efficiency firms based in Brazil
- Home energy efficiency firms based in Canada
- Home energy efficiency firms based in France
- Home energy efficiency firms based in Germany
- Home energy efficiency firms based in India
Cite this list
RevenueBase Data Team. Top 25 home energy efficiency firms based in the United States. Snapshot: October 14, 2026. https://revenuebase.ai/companies/home-energy-efficiency-firms/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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- Home energy efficiency firms based in Toronto, Canada
- Home energy efficiency firms based in Paris, France
- Home energy efficiency firms based in Barcelona, Spain
- Home energy efficiency firms based in London, United Kingdom
- Home energy efficiency firms based in New York, United States
- Home energy efficiency firms based in Australia