Company lists · Data refreshed October 2026
Top 21 Ductwork sealing contractors based in the United States
RevenueBase identified 71 company matches for ductwork sealing contractors associated with the United States as of October 2026 and tracks 312 professional contacts across them, including 87 with verified work emails. Bridgeville is the largest hub.
This list covers company matches for ductwork sealing contractors 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 11, 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 21 largest ductwork sealing contractors based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 41 contacts → | ||||
Exact match “Heating & Cooling Products manufactures and distributes superior quality sheet metal products to over 25 states and Canada.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 2 | 31 contacts → | ||||
Exact match “Conquest markets Flamebar fire-rated HVAC and A2L systems and solutions to architects, engineers, and contractors.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 3 | 20 contacts → | ||||
Exact match “We are a locally owned and operated company that has been serving South King County and Pierce County since 1989.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 4 | 15 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 5 | 11 contacts → | ||||
Exact match “About AirSeal Insulation Systems AirSeal Insulation Systems helps homeowners and businesses reduce energy costs, improve comfort, and increase building efficiency through advanced…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 6 | 6 contacts → | ||||
Exact match “We are a company specialized on insulating several types of systems like: Plumbing pipe, HVAC ducts and pipes, Boilers, Cooling Towers and Commercial Grease Duct (Fire Protection).” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 7 | 6 contacts → | ||||
Exact match “Duct Diagnostics, LLC was formed in 1998.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 8 | 5 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 9 | 4 contacts → | ||||
Exact match “Hennemuth Metal Fabricators, family owned since 1954, is a full-service ductwork fabricator specializing in rectangular and spiral ductwork for commercial and residential HVAC…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 10 | 4 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 11 | 3 contacts → | ||||
Exact match “Brookstone Industries is a trusted name in metal fabrication and sheet-metal duct manufacturing, delivering quality, precision, and reliability across industrial, commercial, and…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 12 | 3 contacts → | ||||
Exact match “SuperSeal Insulation is a full-service contractor providing Air sealing, Fiberglass insulation, Spray foam and Firestopping services.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 13 | 3 contacts → | ||||
Exact match “HVAC Ductwork Contractor and Manufacturer.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 14 | 3 contacts → | ||||
Exact match “Aeroseal is a patented technology created by the Lawrence Berkeley National Laboratory (see Aeroseal history https://aeroseal.com/aeroseal-history/) that seals duct work from the…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 15 | 2 contacts → | ||||
Exact match “Jack Hall Plumbing & Heating are the local experts for complete heating, air conditioning, attic insulation and plumbing services, providing repair, replacement, and installation.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 16 | 2 contacts → | ||||
Exact match “We use state of the art technology to seal the inside of duct work both before and after a home is finished.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 17 | 2 contacts → | ||||
Exact match “Indoor Air Quality & Energy Efficiency Experts Core Value Contracting is a veteran-owned business based in Lancaster, Pennsylvania.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 18 | 1 contacts → | ||||
Exact match “After decades of seeing poorly insulated ductwork, rusted, rotted, dented, ripped and wavy insulation installations, cracked and leaking joints and roof ducts holding puddles of…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 19 | 1 contacts → | ||||
Exact match “Providing building envelope air sealing services in Pennsylvania, New Jersey, and Delaware.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 20 | 1 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 21 | 1 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 11, 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 “ductwork sealing contractors”. 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 21 of 71 ductwork sealing contractors based in the United States
See the full list, filter by size, metro and specialty, and access 87 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Ductwork sealing contractors based in the United States at a glance
As of Oct 11, 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 71 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 “ductwork sealing contractors” 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 87 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 11, 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.
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 “ductwork sealing contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many ductwork sealing contractors are there based in the United States?
RevenueBase identified 71 company matches for ductwork sealing contractors 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?
Heating & Cooling Products, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most ductwork sealing contractors?
Bridgeville leads with 2 company records, followed by Indianapolis (2) and Mineral Wells (2).
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 87 professional contacts with verified work emails tracked across these 71 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 11, 2026.
Ready to reach these companies? Verified emails and direct dials for all 71 ductwork sealing contractors based in the United States. Start with a free account, no credit card.
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Ductwork sealing contractors by geography
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.
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Company intelligence · public preview
Top 21 ductwork sealing contractors 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 71 matching company records for ductwork sealing contractors based in the United States, with 312 tracked contacts and 87 verified work emails.
This public preview shows 21 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 11, 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 21 ductwork sealing contractors 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 | Heating & Cooling Products, INChc-products.com HQ: Mount Vernon, OH, United StatesReported employees: 51-200 | Mount Vernon, OH, United States | 51-200 | Exact match | 41 contacts → |
“Heating & Cooling Products manufactures and distributes superior quality sheet metal products to over 25 states and Canada.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Conquest Firesprayconquestflamebar.com HQ: Warren, MI, United StatesReported employees: 51-200 | Warren, MI, United States | 51-200 | Exact match | 31 contacts → |
“Conquest markets Flamebar fire-rated HVAC and A2L systems and solutions to architects, engineers, and contractors.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  AAA Heating & AIR Conditioningaaaheatingac.comHQ: Kent, WA, United StatesReported employees: 51-200 | Kent, WA, United States | 51-200 | Exact match | 20 contacts → |
“We are a locally owned and operated company that has been serving South King County and Pierce County since 1989.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | KG Sheet Metal Services, LLCkgsheetmetal.com HQ: Marlboro, MD, United StatesReported employees: 1-10 | Marlboro, MD, United States | 1-10 | Exact match | 15 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 5 |  Airseal Insulation Systemsairsealis.comHQ: Brooklyn, United StatesReported employees: 51-200 | Brooklyn, United States | 51-200 | Exact match | 11 contacts → |
“About AirSeal Insulation Systems AirSeal Insulation Systems helps homeowners and businesses reduce energy costs, improve comfort, and increase building efficiency through advanced…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | CEA Insulation, INCceainsulationinc.com HQ: Springfield, VA, United StatesReported employees: 11-50 | Springfield, VA, United States | 11-50 | Exact match | 6 contacts → |
“We are a company specialized on insulating several types of systems like: Plumbing pipe, HVAC ducts and pipes, Boilers, Cooling Towers and Commercial Grease Duct (Fire Protection).” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Duct Diagnostics, LLCductdiagnostics.com HQ: Milford, CT, United StatesReported employees: 11-50 | Milford, CT, United States | 11-50 | Exact match | 6 contacts → |
“Duct Diagnostics, LLC was formed in 1998.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | H Lamm Industries INChlamm.com HQ: Fort Lauderdale, FL, United StatesReported employees: 11-50 | Fort Lauderdale, FL, United States | 11-50 | Exact match | 5 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 9 | Hennemuth Metal Fabricatorshmfduct.com HQ: Oakdale, PA, United StatesReported employees: 11-50 | Oakdale, PA, United States | 11-50 | Exact match | 4 contacts → |
“Hennemuth Metal Fabricators, family owned since 1954, is a full-service ductwork fabricator specializing in rectangular and spiral ductwork for commercial and residential HVAC…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | AIR Distribution Systems INCadsduct.com HQ: Cherry Hill, NJ, United StatesReported employees: 1-10 | Cherry Hill, NJ, United States | 1-10 | Exact match | 4 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 11 | Brookstone Industriesbrookstoneind.com HQ: Ephrata, PA, United StatesReported employees: 1-10 | Ephrata, PA, United States | 1-10 | Exact match | 3 contacts → |
“Brookstone Industries is a trusted name in metal fabrication and sheet-metal duct manufacturing, delivering quality, precision, and reliability across industrial, commercial, and…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Superseal Insulation INCsupersealinsulation.com HQ: Airmont, NY, United StatesReported employees: 11-50 | Airmont, NY, United States | 11-50 | Exact match | 3 contacts → |
“SuperSeal Insulation is a full-service contractor providing Air sealing, Fiberglass insulation, Spray foam and Firestopping services.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Dolphin Sheet Metal, INCdolphinsheetmetal.com HQ: Jupiter, FL, United StatesReported employees: 1-10 | Jupiter, FL, United States | 1-10 | Exact match | 3 contacts → |
“HVAC Ductwork Contractor and Manufacturer.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Aeroseal Americaaerosealam.com HQ: Chandler, AZ, United StatesReported employees: 1-10 | Chandler, AZ, United States | 1-10 | Exact match | 3 contacts → |
“Aeroseal is a patented technology created by the Lawrence Berkeley National Laboratory (see Aeroseal history https://aeroseal.com/aeroseal-history/) that seals duct work from the…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Jack Hall Plumbing & Heating, INCjackhallplumbing.com HQ: Glens Falls, NY, United StatesReported employees: 11-50 | Glens Falls, NY, United States | 11-50 | Exact match | 2 contacts → |
“Jack Hall Plumbing & Heating are the local experts for complete heating, air conditioning, attic insulation and plumbing services, providing repair, replacement, and installation.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Duct Brothersbrothersductrepair.com HQ: Orem, UT, United StatesReported employees: 1-10 | Orem, UT, United States | 1-10 | Exact match | 2 contacts → |
“We use state of the art technology to seal the inside of duct work both before and after a home is finished.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Core Value Duct Cleaning & Restorationcorevalueco.com HQ: Lancaster, PA, United StatesReported employees: 1-10 | Lancaster, PA, United States | 1-10 | Exact match | 2 contacts → |
“Indoor Air Quality & Energy Efficiency Experts Core Value Contracting is a veteran-owned business based in Lancaster, Pennsylvania.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Enduraductenduraduct.com HQ: Saint Charles, IL, United StatesReported employees: 11-50 | Saint Charles, IL, United States | 11-50 | Exact match | 1 contacts → |
“After decades of seeing poorly insulated ductwork, rusted, rotted, dented, ripped and wavy insulation installations, cracked and leaking joints and roof ducts holding puddles of…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Northeast Aerobarriernortheastaerobarrier.net HQ: Feasterville, PA, United StatesReported employees: 1-10 | Feasterville, PA, United States | 1-10 | Exact match | 1 contacts → |
“Providing building envelope air sealing services in Pennsylvania, New Jersey, and Delaware.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | AIR Barrier Solutions, INCairbarriersolutions.com HQ: Crown Point, NY, United StatesReported employees: 1-10 | Crown Point, NY, United States | 1-10 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | G W Vines COgwvines.com HQ: Dallas, TX, United StatesReported employees: 1-10 | Dallas, TX, United States | 1-10 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 21 of 71 company matches
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Ductwork sealing contractors: dataset insights
October 11, 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
68 records in the displayed employee bands.
3 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 71 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 11, 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 ↗
Questions about this company list
What does Exact match mean for ductwork sealing contractors?
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 ductwork sealing contractors did RevenueBase find based in the United States?
The saved snapshot records 71 matching company records, 312 tracked contacts and 87 verified emails. The public preview displays 21 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 11, 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
Ductwork sealing contractors by geography
Cite this list
RevenueBase Data Team. Top 21 ductwork sealing contractors based in the United States. Snapshot: October 11, 2026. https://revenuebase.ai/companies/ductwork-sealing-contractors/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
- Ductwork sealing contractors based in the United Kingdom
- AI companies based in the United States
- Cybersecurity companies based in the United States
- Manufacturing companies based in the United States
- Media companies based in the United States
- Oil and gas companies based in the United States
Company intelligence · public preview
Top 21 ductwork sealing contractors based in the United States
RevenueBase records 71 matching company records for ductwork sealing contractors based in the United States, with 312 tracked contacts and 87 verified work emails.
This public preview shows 21 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 11, 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 21 ductwork sealing contractors 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 | Heating & Cooling Products, INChc-products.com HQ: Mount Vernon, OH, United StatesReported employees: 51-200 | Mount Vernon, OH, United States | 51-200 | Exact match | 41 contacts → |
“Heating & Cooling Products manufactures and distributes superior quality sheet metal products to over 25 states and Canada.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Conquest Firesprayconquestflamebar.com HQ: Warren, MI, United StatesReported employees: 51-200 | Warren, MI, United States | 51-200 | Exact match | 31 contacts → |
“Conquest markets Flamebar fire-rated HVAC and A2L systems and solutions to architects, engineers, and contractors.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | AAA Heating & AIR Conditioningaaaheatingac.com HQ: Kent, WA, United StatesReported employees: 51-200 | Kent, WA, United States | 51-200 | Exact match | 20 contacts → |
“We are a locally owned and operated company that has been serving South King County and Pierce County since 1989.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | KG Sheet Metal Services, LLCkgsheetmetal.com HQ: Marlboro, MD, United StatesReported employees: 1-10 | Marlboro, MD, United States | 1-10 | Exact match | 15 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 5 | Airseal Insulation Systemsairsealis.com HQ: Brooklyn, United StatesReported employees: 51-200 | Brooklyn, United States | 51-200 | Exact match | 11 contacts → |
“About AirSeal Insulation Systems AirSeal Insulation Systems helps homeowners and businesses reduce energy costs, improve comfort, and increase building efficiency through advanced…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | CEA Insulation, INCceainsulationinc.com HQ: Springfield, VA, United StatesReported employees: 11-50 | Springfield, VA, United States | 11-50 | Exact match | 6 contacts → |
“We are a company specialized on insulating several types of systems like: Plumbing pipe, HVAC ducts and pipes, Boilers, Cooling Towers and Commercial Grease Duct (Fire Protection).” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Duct Diagnostics, LLCductdiagnostics.com HQ: Milford, CT, United StatesReported employees: 11-50 | Milford, CT, United States | 11-50 | Exact match | 6 contacts → |
“Duct Diagnostics, LLC was formed in 1998.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | H Lamm Industries INChlamm.com HQ: Fort Lauderdale, FL, United StatesReported employees: 11-50 | Fort Lauderdale, FL, United States | 11-50 | Exact match | 5 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 9 | Hennemuth Metal Fabricatorshmfduct.com HQ: Oakdale, PA, United StatesReported employees: 11-50 | Oakdale, PA, United States | 11-50 | Exact match | 4 contacts → |
“Hennemuth Metal Fabricators, family owned since 1954, is a full-service ductwork fabricator specializing in rectangular and spiral ductwork for commercial and residential HVAC…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | AIR Distribution Systems INCadsduct.com HQ: Cherry Hill, NJ, United StatesReported employees: 1-10 | Cherry Hill, NJ, United States | 1-10 | Exact match | 4 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 11 | Brookstone Industriesbrookstoneind.com HQ: Ephrata, PA, United StatesReported employees: 1-10 | Ephrata, PA, United States | 1-10 | Exact match | 3 contacts → |
“Brookstone Industries is a trusted name in metal fabrication and sheet-metal duct manufacturing, delivering quality, precision, and reliability across industrial, commercial, and…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Superseal Insulation INCsupersealinsulation.com HQ: Airmont, NY, United StatesReported employees: 11-50 | Airmont, NY, United States | 11-50 | Exact match | 3 contacts → |
“SuperSeal Insulation is a full-service contractor providing Air sealing, Fiberglass insulation, Spray foam and Firestopping services.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Dolphin Sheet Metal, INCdolphinsheetmetal.com HQ: Jupiter, FL, United StatesReported employees: 1-10 | Jupiter, FL, United States | 1-10 | Exact match | 3 contacts → |
“HVAC Ductwork Contractor and Manufacturer.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Aeroseal Americaaerosealam.com HQ: Chandler, AZ, United StatesReported employees: 1-10 | Chandler, AZ, United States | 1-10 | Exact match | 3 contacts → |
“Aeroseal is a patented technology created by the Lawrence Berkeley National Laboratory (see Aeroseal history https://aeroseal.com/aeroseal-history/) that seals duct work from the…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Jack Hall Plumbing & Heating, INCjackhallplumbing.com HQ: Glens Falls, NY, United StatesReported employees: 11-50 | Glens Falls, NY, United States | 11-50 | Exact match | 2 contacts → |
“Jack Hall Plumbing & Heating are the local experts for complete heating, air conditioning, attic insulation and plumbing services, providing repair, replacement, and installation.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Duct Brothersbrothersductrepair.com HQ: Orem, UT, United StatesReported employees: 1-10 | Orem, UT, United States | 1-10 | Exact match | 2 contacts → |
“We use state of the art technology to seal the inside of duct work both before and after a home is finished.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Core Value Duct Cleaning & Restorationcorevalueco.com HQ: Lancaster, PA, United StatesReported employees: 1-10 | Lancaster, PA, United States | 1-10 | Exact match | 2 contacts → |
“Indoor Air Quality & Energy Efficiency Experts Core Value Contracting is a veteran-owned business based in Lancaster, Pennsylvania.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Enduraductenduraduct.com HQ: Saint Charles, IL, United StatesReported employees: 11-50 | Saint Charles, IL, United States | 11-50 | Exact match | 1 contacts → |
“After decades of seeing poorly insulated ductwork, rusted, rotted, dented, ripped and wavy insulation installations, cracked and leaking joints and roof ducts holding puddles of…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Northeast Aerobarriernortheastaerobarrier.net HQ: Feasterville, PA, United StatesReported employees: 1-10 | Feasterville, PA, United States | 1-10 | Exact match | 1 contacts → |
“Providing building envelope air sealing services in Pennsylvania, New Jersey, and Delaware.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | AIR Barrier Solutions, INCairbarriersolutions.com HQ: Crown Point, NY, United StatesReported employees: 1-10 | Crown Point, NY, United States | 1-10 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | G W Vines COgwvines.com HQ: Dallas, TX, United StatesReported employees: 1-10 | Dallas, TX, United States | 1-10 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 21 of 71 company matches
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Ductwork sealing contractors: dataset insights
October 11, 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
68 records in the displayed employee bands.
3 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 71 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 11, 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 ↗
Questions about this company list
What does Exact match mean for ductwork sealing contractors?
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 ductwork sealing contractors did RevenueBase find based in the United States?
The saved snapshot records 71 matching company records, 312 tracked contacts and 87 verified emails. The public preview displays 21 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 11, 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
Ductwork sealing contractors by geography
Cite this list
RevenueBase Data Team. Top 21 ductwork sealing contractors based in the United States. Snapshot: October 11, 2026. https://revenuebase.ai/companies/ductwork-sealing-contractors/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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