Company lists · Data refreshed November 2026
Top 25 Weatherization assistance providers worldwide
RevenueBase identified 482 company matches for weatherization assistance providers worldwide as of November 2026 and tracks 3,422 professional contacts across them, including 690 with verified work emails. The United States is the largest market and Austin the largest hub.
This list covers company matches for weatherization assistance providers 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 November 6, 2026. Country and city lists for weatherization assistance providers 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 weatherization assistance providers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 381 contacts → | ||||
Exact match “At HomeWorks Energy, our mission is simple, literally: Energy Efficiency, Simplified.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 2 | 62 contacts → | ||||
Exact match “helps Massachusetts residents reduce energy consumption and costs, and increase comfort in their homes.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 3 | 55 contacts → | ||||
Exact match “Brightr is here to make New Zealand lives better, one home at a time – and that’s got to be a positive thing.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 4 | 47 contacts → | ||||
Exact match “HVAC, Plumbing, Insulation, Weatherization.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 5 | 44 contacts → | ||||
Exact match “Energy efficient homes begin with the protective shell around the home called the thermal envelope.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 6 | 42 contacts → | ||||
Exact match “Since 2013, Performance Insulation & Energy Services has been offering cost-effective insulation, weatherization, and energy services to builders in the Pacific Northwest.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 7 | 41 contacts → | ||||
Exact match “Hello.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 39 contacts → | ||||
Exact match “Saving energy not only saves you money, but it also helps protect our planet's resources for generations to come.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 9 | 38 contacts → | ||||
Exact match “Green Horizon - North Carolina's leader in HVAC, Insulation and Crawl Space services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 37 contacts → | ||||
Exact match “Greenlink Energy Solutions is headquartered in Rockford, Illinois and serves clients nationwide.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 11 | 33 contacts → | ||||
Exact match “Dr.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 12 | 32 contacts → | ||||
Exact match “Community Energy Project, Inc.(CEP) is a 501(c)3 non-profit organization, incorporated in the State of Oregon since 1987.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 13 | 32 contacts → | ||||
Exact match “At American Installations, we specialize in delivering energy efficiency to homes and buildings throughout New England.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 31 contacts → | ||||
Exact match “Lakes & Pines CAC Inc is a company based out of United States.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 30 contacts → | ||||
Exact match “At ZERODRAFT we specialize in cutting edge treatments to improve energy efficiency, lower utility costs, and increase home comfort.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 30 contacts → | ||||
Exact match “Superior BES has been a leader in providing insulation services to the surrounding areas for over 20 years.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 17 | 28 contacts → | ||||
Exact match “Welcome to Allied Experts!” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 18 | 26 contacts → | ||||
Exact match “At Bright Home Energy we are committed to providing our clients with exceptional home-energy solutions that allow them to cut their energy consumption, save money, and increase…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 19 | 25 contacts → | ||||
Exact match “We spend 90% of our lives in buildings.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 20 | 25 contacts → | ||||
Exact match “We provide energy efficiency solutions that increase the quality of living for you and your family.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 21 | 24 contacts → | ||||
Exact match “Winegard Energy, Inc.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 22 | 22 contacts → | ||||
Exact match “Hassler Heating and Air Conditioning, Inc.(HHAC) provides exceptional residential heating and cooling services with a focus on improving your homes energy efficiency.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 23 | 21 contacts → | ||||
Exact match “At Revise, Inc, we are committed to creating energy-efficient homes across Massachusetts through our partnership with the Mass Save® program.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 24 | 20 contacts → | ||||
Exact match “Established in 2004, ecoMaster is a multi-award winning Australian business specialising in the thermal energy efficiency retrofit of existing homes.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 25 | 19 contacts → | ||||
Exact match “Eco Systems Group has been delivering high-quality insulation, retrofit, solar solutions & air source heat pumps across the commercial and residential sectors for over 13 years.” Recorded in the RevenueBase company graph · Nov 6, 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 “weatherization assistance providers”. 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 482 weatherization assistance providers worldwide
See the full list, filter by size, metro and specialty, and access 690 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Weatherization assistance providers worldwide at a glance
As of Nov 6, 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 weatherization assistance providers are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “weatherization assistance providers” 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 690 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 November 6, 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.
Weatherization assistance providers by location
2 lists · largest firstEvery Weatherization assistance providers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Frequently asked
What is RevenueBase 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 “weatherization assistance providers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many weatherization assistance providers are there worldwide?
RevenueBase identified 482 company matches for weatherization assistance providers worldwide as of November 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?
Homeworks Energy, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most weatherization assistance providers?
The United States leads with 263 companies, followed by the United Kingdom (54). Every weatherization assistance providers list by country and city is linked on this page.
Which city has the most weatherization assistance providers?
Austin leads with 5 company records, followed by London (5) and Portland (5).
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 690 professional contacts with verified work emails tracked across these 482 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 November 6, 2026.
Ready to reach these companies? Verified emails and direct dials for all 482 weatherization assistance providers 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 weatherization assistance providers worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 482 matching company records for weatherization assistance providers worldwide, with 3,422 tracked contacts and 690 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: November 6, 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 weatherization assistance providers 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 |  Homeworks Energy, INChomeworksenergy.comHQ: Medford, MA, United StatesReported employees: 201-500 | Medford, MA, United States | 201-500 | Exact match | 381 contacts → |
“At HomeWorks Energy, our mission is simple, literally: Energy Efficiency, Simplified.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Neeeconeeeco.comHQ: Wilmington, MA, United StatesReported employees: 51-200 | Wilmington, MA, United States | 51-200 | Exact match | 62 contacts → |
“helps Massachusetts residents reduce energy consumption and costs, and increase comfort in their homes.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Brightr NZbrightr.co.nzHQ: Auckland, New ZealandReported employees: 201-500 | Auckland, New Zealand | 201-500 | Exact match | 55 contacts → |
“Brightr is here to make New Zealand lives better, one home at a time – and that’s got to be a positive thing.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Quality Conservation Servicesqcsca.comHQ: Montclair, CA, United StatesReported employees: 201-500 | Montclair, CA, United States | 201-500 | Exact match | 47 contacts → |
“HVAC, Plumbing, Insulation, Weatherization.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Progressive Insulation & Windowsprogressiveiw.com HQ: United StatesReported employees: 51-200 | United States | 51-200 | Exact match | 44 contacts → |
“Energy efficient homes begin with the protective shell around the home called the thermal envelope.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Performance Insulation Energy Services, INCperforminsulation.comHQ: Tigard, OR, United StatesReported employees: 51-200 | Tigard, OR, United States | 51-200 | Exact match | 42 contacts → |
“Since 2013, Performance Insulation & Energy Services has been offering cost-effective insulation, weatherization, and energy services to builders in the Pacific Northwest.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Scis Groupscisltd.co.uk HQ: Fareham, United KingdomReported employees: 51-200 | Fareham, United Kingdom | 51-200 | Exact match | 41 contacts → |
“Hello.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Zero Energy Contractingzeroenergyco.comHQ: Cerritos, CA, United StatesReported employees: 51-200 | Cerritos, CA, United States | 51-200 | Exact match | 39 contacts → |
“Saving energy not only saves you money, but it also helps protect our planet's resources for generations to come.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  ONE Hour Heating & AIRonehourairrdu.comHQ: Durham, NC, United StatesReported employees: 11-50 | Durham, NC, United States | 11-50 | Exact match | 38 contacts → |
“Green Horizon - North Carolina's leader in HVAC, Insulation and Crawl Space services.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Greenlink Energy Solutionsusgreenlink.comHQ: Rockford, IL, United StatesReported employees: 51-200 | Rockford, IL, United States | 51-200 | Exact match | 37 contacts → |
“Greenlink Energy Solutions is headquartered in Rockford, Illinois and serves clients nationwide.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Dr. Energy Saverdrenergysaver.comHQ: Seymour, CT, United StatesReported employees: 11-50 | Seymour, CT, United States | 11-50 | Exact match | 33 contacts → |
“Dr.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Community Energy Project, INCcommunityenergyproject.orgHQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 32 contacts → |
“Community Energy Project, Inc.(CEP) is a 501(c)3 non-profit organization, incorporated in the State of Oregon since 1987.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  American Installationsamericaninstallations.comHQ: Granby, MA, CanadaReported employees: 51-200 | Granby, MA, Canada | 51-200 | Exact match | 32 contacts → |
“At American Installations, we specialize in delivering energy efficiency to homes and buildings throughout New England.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Lakes & Pines CAC INClakesandpines.org HQ: United StatesReported employees: 51-200 | United States | 51-200 | Exact match | 31 contacts → |
“Lakes & Pines CAC Inc is a company based out of United States.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Zerodraftgetzerodraft.comHQ: Syracuse, NY, United StatesReported employees: 11-50 | Syracuse, NY, United States | 11-50 | Exact match | 30 contacts → |
“At ZERODRAFT we specialize in cutting edge treatments to improve energy efficiency, lower utility costs, and increase home comfort.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Superior Insealatorssuperiorinsulationco.comHQ: Huntingburg, IN, United StatesReported employees: 11-50 | Huntingburg, IN, United States | 11-50 | Exact match | 30 contacts → |
“Superior BES has been a leader in providing insulation services to the surrounding areas for over 20 years.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Allied Experts Heating & AIR Conditioningalliedexperts.comHQ: Cherry Hill, NJ, United StatesReported employees: 51-200 | Cherry Hill, NJ, United States | 51-200 | Exact match | 28 contacts → |
“Welcome to Allied Experts!” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Bright Home Energybrighthomeenergy.comHQ: Tempe, AZ, United StatesReported employees: 11-50 | Tempe, AZ, United States | 11-50 | Exact match | 26 contacts → |
“At Bright Home Energy we are committed to providing our clients with exceptional home-energy solutions that allow them to cut their energy consumption, save money, and increase…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Paradigm Energy Servicesparadigm-esco.comHQ: Somerville, MA, United StatesReported employees: 51-200 | Somerville, MA, United States | 51-200 | Exact match | 25 contacts → |
“We spend 90% of our lives in buildings.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Healthy Home 365healthyhome365.comHQ: Richardson, TX, United StatesReported employees: 11-50 | Richardson, TX, United States | 11-50 | Exact match | 25 contacts → |
“We provide energy efficiency solutions that increase the quality of living for you and your family.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Winegard Energy INCwinegardenergy.comHQ: Chino Hills, United StatesReported employees: 51-200 | Chino Hills, United States | 51-200 | Exact match | 24 contacts → |
“Winegard Energy, Inc.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Hassler Heating And AIR Conditioninghasslerheating.comHQ: El Cerrito, CA, United StatesReported employees: 11-50 | El Cerrito, CA, United States | 11-50 | Exact match | 22 contacts → |
“Hassler Heating and Air Conditioning, Inc.(HHAC) provides exceptional residential heating and cooling services with a focus on improving your homes energy efficiency.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Revise, INCcallrevise.comHQ: Haverhill, MA, United StatesReported employees: 201-500 | Haverhill, MA, United States | 201-500 | Exact match | 21 contacts → |
“At Revise, Inc, we are committed to creating energy-efficient homes across Massachusetts through our partnership with the Mass Save® program.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Ecomaster Thermal Energy Efficiencyecomaster.com.auHQ: Preston, AustraliaReported employees: 1-10 | Preston, Australia | 1-10 | Exact match | 20 contacts → |
“Established in 2004, ecoMaster is a multi-award winning Australian business specialising in the thermal energy efficiency retrofit of existing homes.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  ECO Systems Group LTDecosystemsgroup.co.ukHQ: Harold Wood, United KingdomReported employees: 51-200 | Harold Wood, United Kingdom | 51-200 | Exact match | 19 contacts → |
“Eco Systems Group has been delivering high-quality insulation, retrofit, solar solutions & air source heat pumps across the commercial and residential sectors for over 13 years.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 482 company matches
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Weatherization assistance providers: dataset insights
November 6, 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
474 records in the displayed employee bands.
8 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 482 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: November 6, 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 ↗
Weatherization assistance providers by location
2 lists · largest firstEvery Weatherization assistance providers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for weatherization assistance providers?
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 weatherization assistance providers did RevenueBase find worldwide?
The saved snapshot records 482 matching company records, 3,422 tracked contacts and 690 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: November 6, 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
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 weatherization assistance providers worldwide. Snapshot: November 6, 2026. https://revenuebase.ai/companies/browse/weatherization-assistance-providers.
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 weatherization assistance providers worldwide
RevenueBase records 482 matching company records for weatherization assistance providers worldwide, with 3,422 tracked contacts and 690 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: November 6, 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 weatherization assistance providers 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 | Homeworks Energy, INChomeworksenergy.com HQ: Medford, MA, United StatesReported employees: 201-500 | Medford, MA, United States | 201-500 | Exact match | 381 contacts → |
“At HomeWorks Energy, our mission is simple, literally: Energy Efficiency, Simplified.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Neeeconeeeco.com HQ: Wilmington, MA, United StatesReported employees: 51-200 | Wilmington, MA, United States | 51-200 | Exact match | 62 contacts → |
“helps Massachusetts residents reduce energy consumption and costs, and increase comfort in their homes.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Brightr NZbrightr.co.nz HQ: Auckland, New ZealandReported employees: 201-500 | Auckland, New Zealand | 201-500 | Exact match | 55 contacts → |
“Brightr is here to make New Zealand lives better, one home at a time – and that’s got to be a positive thing.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Quality Conservation Servicesqcsca.com HQ: Montclair, CA, United StatesReported employees: 201-500 | Montclair, CA, United States | 201-500 | Exact match | 47 contacts → |
“HVAC, Plumbing, Insulation, Weatherization.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Progressive Insulation & Windowsprogressiveiw.com HQ: United StatesReported employees: 51-200 | United States | 51-200 | Exact match | 44 contacts → |
“Energy efficient homes begin with the protective shell around the home called the thermal envelope.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Performance Insulation Energy Services, INCperforminsulation.com HQ: Tigard, OR, United StatesReported employees: 51-200 | Tigard, OR, United States | 51-200 | Exact match | 42 contacts → |
“Since 2013, Performance Insulation & Energy Services has been offering cost-effective insulation, weatherization, and energy services to builders in the Pacific Northwest.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Scis Groupscisltd.co.uk HQ: Fareham, United KingdomReported employees: 51-200 | Fareham, United Kingdom | 51-200 | Exact match | 41 contacts → |
“Hello.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Zero Energy Contractingzeroenergyco.com HQ: Cerritos, CA, United StatesReported employees: 51-200 | Cerritos, CA, United States | 51-200 | Exact match | 39 contacts → |
“Saving energy not only saves you money, but it also helps protect our planet's resources for generations to come.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | ONE Hour Heating & AIRonehourairrdu.com HQ: Durham, NC, United StatesReported employees: 11-50 | Durham, NC, United States | 11-50 | Exact match | 38 contacts → |
“Green Horizon - North Carolina's leader in HVAC, Insulation and Crawl Space services.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Greenlink Energy Solutionsusgreenlink.com HQ: Rockford, IL, United StatesReported employees: 51-200 | Rockford, IL, United States | 51-200 | Exact match | 37 contacts → |
“Greenlink Energy Solutions is headquartered in Rockford, Illinois and serves clients nationwide.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Dr. Energy Saverdrenergysaver.com HQ: Seymour, CT, United StatesReported employees: 11-50 | Seymour, CT, United States | 11-50 | Exact match | 33 contacts → |
“Dr.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Community Energy Project, INCcommunityenergyproject.org HQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 32 contacts → |
“Community Energy Project, Inc.(CEP) is a 501(c)3 non-profit organization, incorporated in the State of Oregon since 1987.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | American Installationsamericaninstallations.com HQ: Granby, MA, CanadaReported employees: 51-200 | Granby, MA, Canada | 51-200 | Exact match | 32 contacts → |
“At American Installations, we specialize in delivering energy efficiency to homes and buildings throughout New England.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Lakes & Pines CAC INClakesandpines.org HQ: United StatesReported employees: 51-200 | United States | 51-200 | Exact match | 31 contacts → |
“Lakes & Pines CAC Inc is a company based out of United States.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Zerodraftgetzerodraft.com HQ: Syracuse, NY, United StatesReported employees: 11-50 | Syracuse, NY, United States | 11-50 | Exact match | 30 contacts → |
“At ZERODRAFT we specialize in cutting edge treatments to improve energy efficiency, lower utility costs, and increase home comfort.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Superior Insealatorssuperiorinsulationco.com HQ: Huntingburg, IN, United StatesReported employees: 11-50 | Huntingburg, IN, United States | 11-50 | Exact match | 30 contacts → |
“Superior BES has been a leader in providing insulation services to the surrounding areas for over 20 years.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Allied Experts Heating & AIR Conditioningalliedexperts.com HQ: Cherry Hill, NJ, United StatesReported employees: 51-200 | Cherry Hill, NJ, United States | 51-200 | Exact match | 28 contacts → |
“Welcome to Allied Experts!” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Bright Home Energybrighthomeenergy.com HQ: Tempe, AZ, United StatesReported employees: 11-50 | Tempe, AZ, United States | 11-50 | Exact match | 26 contacts → |
“At Bright Home Energy we are committed to providing our clients with exceptional home-energy solutions that allow them to cut their energy consumption, save money, and increase…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Paradigm Energy Servicesparadigm-esco.com HQ: Somerville, MA, United StatesReported employees: 51-200 | Somerville, MA, United States | 51-200 | Exact match | 25 contacts → |
“We spend 90% of our lives in buildings.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Healthy Home 365healthyhome365.com HQ: Richardson, TX, United StatesReported employees: 11-50 | Richardson, TX, United States | 11-50 | Exact match | 25 contacts → |
“We provide energy efficiency solutions that increase the quality of living for you and your family.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Winegard Energy INCwinegardenergy.com HQ: Chino Hills, United StatesReported employees: 51-200 | Chino Hills, United States | 51-200 | Exact match | 24 contacts → |
“Winegard Energy, Inc.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Hassler Heating And AIR Conditioninghasslerheating.com HQ: El Cerrito, CA, United StatesReported employees: 11-50 | El Cerrito, CA, United States | 11-50 | Exact match | 22 contacts → |
“Hassler Heating and Air Conditioning, Inc.(HHAC) provides exceptional residential heating and cooling services with a focus on improving your homes energy efficiency.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Revise, INCcallrevise.com HQ: Haverhill, MA, United StatesReported employees: 201-500 | Haverhill, MA, United States | 201-500 | Exact match | 21 contacts → |
“At Revise, Inc, we are committed to creating energy-efficient homes across Massachusetts through our partnership with the Mass Save® program.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Ecomaster Thermal Energy Efficiencyecomaster.com.au HQ: Preston, AustraliaReported employees: 1-10 | Preston, Australia | 1-10 | Exact match | 20 contacts → |
“Established in 2004, ecoMaster is a multi-award winning Australian business specialising in the thermal energy efficiency retrofit of existing homes.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | ECO Systems Group LTDecosystemsgroup.co.uk HQ: Harold Wood, United KingdomReported employees: 51-200 | Harold Wood, United Kingdom | 51-200 | Exact match | 19 contacts → |
“Eco Systems Group has been delivering high-quality insulation, retrofit, solar solutions & air source heat pumps across the commercial and residential sectors for over 13 years.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 482 company matches
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Weatherization assistance providers: dataset insights
November 6, 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
474 records in the displayed employee bands.
8 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 482 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: November 6, 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 ↗
Weatherization assistance providers by location
2 lists · largest firstEvery Weatherization assistance providers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for weatherization assistance providers?
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 weatherization assistance providers did RevenueBase find worldwide?
The saved snapshot records 482 matching company records, 3,422 tracked contacts and 690 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: November 6, 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 weatherization assistance providers worldwide. Snapshot: November 6, 2026. https://revenuebase.ai/companies/browse/weatherization-assistance-providers.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗