Company lists · Data refreshed October 2026
Top 23 Ducting expansion joints suppliers based in the United States
RevenueBase identified 62 company matches for ducting expansion joints suppliers associated with the United States as of October 2026 and tracks 1,256 professional contacts across them, including 389 with verified work emails. Auburn is the largest hub.
This list covers company matches for ducting expansion joints suppliers 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 24, 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 23 largest ducting expansion joints suppliers based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 111 contacts → | ||||
Exact match “IAFD is the leading provider of replacement expansion joint systems, penetration seal systems and HRSG duct/liner replacement systems sold to power plants.” Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase | |||||
| 2 | 106 contacts → | ||||
Exact match “ATCO Rubber Products is the worldwide leader in flex duct systems.” Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase | |||||
| 3 | 95 contacts → | ||||
Exact match “Availability in: Manufacturing of Flexible Duct Connectors OEM machinery for weld pins Air Regulation and Control Equipment for HVAC systems and Duct Work Dynatite Cable Locks…” Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase | |||||
| 4 | 60 contacts → | ||||
Exact match “API International, Inc, founded in 1968, manufactures flanges, expansion joints, valve accessories and other pipe fittings for Agriculture, Exhaust, HVAC and Water Works.” Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase | |||||
| 5 | 52 contacts → | ||||
Exact match “Watson Bowman Acme, a Sika brand for expansion joint systems and responsible solutions, offers specialty products for some of the world’s most unique and complex projects.” Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase | |||||
| 6 | 49 contacts → | ||||
Exact match “VIBRATION ISOLATION • NOISE DAMPENING • THERMAL EXPANSION AND CONTRACTION • PIPE ALIGNMENT • SEISMIC MOVEMENT • PUMP CONNECTIONS • FLOW CONDITIONING Metraflex has been supplying…” Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase | |||||
| 7 | 47 contacts → | ||||
Exact match “Kadant Unaflex LLC, based in Anderson, South Carolina, is a leading manufacturer of expansion joints, compensators, and custom-engineered flexible hose for process industries such…” Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase | |||||
| 8 | 41 contacts → | ||||
Exact match “Fox Equipment provides expansion joint and damper solutions for various process gas applications.” Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase | |||||
| 9 | 32 contacts → | ||||
Exact match “Valtech Engineering is a niche engineering and fabrication company focused on critical application expansion joints for the oil & gas and petrochemical industries.” Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase | |||||
| 10 | 31 contacts → | ||||
Exact match “For over 70 years, General Rubber LLC has been at the forefront of innovative rubber expansion joint design.” Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase | |||||
| 11 | 24 contacts → | ||||
Exact match “The industry’s widest selection of flexible connectors, expansion joints, penetration seals and rubber check valves are available from Proco Products, Inc.” Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase | |||||
| 12 | 16 contacts → | ||||
Exact match “Welcome to Badger Industries, a division of Markovitz Enterprises, Inc.” Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase | |||||
| 13 | 13 contacts → | ||||
Exact match “Located in Buffalo, NY Advanced Thermal Systems, Inc.” Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase | |||||
| 14 | 12 contacts → | ||||
Exact match “Full service metal fabricator and global supplier of industrial duct expansion joints and flow control dampers for air pollution control, power plant, and other large industrial…” Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase | |||||
| 15 | 12 contacts → | ||||
Exact match “As a bellows and expansion joint manufacturer, we understand that the only way to accomplish our goal is to consistently exceed the expectations of our customers.” Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase | |||||
| 16 | 11 contacts → | ||||
Exact match “Reliable Expansion Joint Solutions for Critical Infrastructure Worldwide US Bellows, a division of Piping Technology & Products, is a global leader in the design, engineering, and…” Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase | |||||
| 17 | 8 contacts → | ||||
Exact match “We make expansion joints for power plants.” Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase | |||||
| 18 | 8 contacts → | ||||
Exact match “KB Duct is the nation's largest manufacturer of industrial Duct and sheet metal components.” Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase | |||||
| 19 | 7 contacts → | ||||
Exact match “Erie Metal Specialties, Inc.(EMS) was founded in 1986 to provide first-class products and exceptional service to our customers.” Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase | |||||
| 20 | 7 contacts → | ||||
Exact match “Flexmaster U.S.A.® HVAC Product Line - The Best Air Distribution Products in the Industry.” Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase | |||||
| 21 | 7 contacts → | ||||
Exact match “Flexicraft Industries is your one call for every style of expansion joint and flexible connector for piping systems.” Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase | |||||
| 22 | 6 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase | |||||
| 23 | 5 contacts → | ||||
Exact match “Headquartered in Bessemer, Alabama, Norflex is a supplier of expansion joints and dampers.” Recorded in the RevenueBase company graph · Oct 24, 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 “ducting expansion joints suppliers”. 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 23 of 62 ducting expansion joints suppliers based in the United States
See the full list, filter by size, metro and specialty, and access 389 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Ducting expansion joints suppliers based in the United States at a glance
As of Oct 24, 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 62 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 “ducting expansion joints suppliers” 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 389 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 24, 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 “ducting expansion joints suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many ducting expansion joints suppliers are there based in the United States?
RevenueBase identified 62 company matches for ducting expansion joints suppliers 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?
Industrial AIR Flow Dynamics INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most ducting expansion joints suppliers?
Auburn leads with 2 company records, followed by Bessemer (2) and Chicago (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 389 professional contacts with verified work emails tracked across these 62 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 24, 2026.
Ready to reach these companies? Verified emails and direct dials for all 62 ducting expansion joints suppliers based in the United States. Start with a free account, no credit card.
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Ducting expansion joints suppliers 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.
More company lists
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- New lists
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Company intelligence · public preview
Top 23 ducting expansion joints suppliers 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 62 matching company records for ducting expansion joints suppliers based in the United States, with 1,256 tracked contacts and 389 verified work emails.
This public preview shows 23 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 24, 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 23 ducting expansion joints suppliers 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 | Industrial AIR Flow Dynamics INCiafdinc.com HQ: Cleveland, TX, United StatesReported employees: 201-500 | Cleveland, TX, United States | 201-500 | Exact match | 111 contacts → |
“IAFD is the leading provider of replacement expansion joint systems, penetration seal systems and HRSG duct/liner replacement systems sold to power plants.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Atco Rubber Products, INCatcoflex.comHQ: Fort Worth, TX, United StatesReported employees: 1,001-5,000 | Fort Worth, TX, United States | 1,001-5,000 | Exact match | 106 contacts → |
“ATCO Rubber Products is the worldwide leader in flex duct systems.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Duro Dynedurodyne.com HQ: Bay Shore, NY, United StatesReported employees: 51-200 | Bay Shore, NY, United States | 51-200 | Exact match | 95 contacts → |
“Availability in: Manufacturing of Flexible Duct Connectors OEM machinery for weld pins Air Regulation and Control Equipment for HVAC systems and Duct Work Dynatite Cable Locks…” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  API International, INCapiint.comHQ: Tualatin, OR, United StatesReported employees: 51-200 | Tualatin, OR, United States | 51-200 | Exact match | 60 contacts → |
“API International, Inc, founded in 1968, manufactures flanges, expansion joints, valve accessories and other pipe fittings for Agriculture, Exhaust, HVAC and Water Works.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Watson Bowman Acmewatsonbowmanacme.com HQ: Amherst, NY, United StatesReported employees: 51-200 | Amherst, NY, United States | 51-200 | Exact match | 52 contacts → |
“Watson Bowman Acme, a Sika brand for expansion joint systems and responsible solutions, offers specialty products for some of the world’s most unique and complex projects.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Metraflexmetraflex.com HQ: Mccook, IL, United StatesReported employees: 51-200 | Mccook, IL, United States | 51-200 | Exact match | 49 contacts → |
“VIBRATION ISOLATION • NOISE DAMPENING • THERMAL EXPANSION AND CONTRACTION • PIPE ALIGNMENT • SEISMIC MOVEMENT • PUMP CONNECTIONS • FLOW CONDITIONING Metraflex has been supplying…” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Kadant Unaflex LLCfluidhandling.kadant.com HQ: Anderson, SC, United StatesReported employees: 1,001-5,000 | Anderson, SC, United States | 1,001-5,000 | Exact match | 47 contacts → |
“Kadant Unaflex LLC, based in Anderson, South Carolina, is a leading manufacturer of expansion joints, compensators, and custom-engineered flexible hose for process industries such…” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | FOX Equipment LLCfoxequipment.com HQ: Green Cove Springs, FL, United StatesReported employees: 51-200 | Green Cove Springs, FL, United States | 51-200 | Exact match | 41 contacts → |
“Fox Equipment provides expansion joint and damper solutions for various process gas applications.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Valtech Engineeringvaltechengineering.com HQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 32 contacts → |
“Valtech Engineering is a niche engineering and fabrication company focused on critical application expansion joints for the oil & gas and petrochemical industries.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | General Rubber LLCgeneral-rubber.com HQ: Tucson, AZ, United StatesReported employees: 51-200 | Tucson, AZ, United States | 51-200 | Exact match | 31 contacts → |
“For over 70 years, General Rubber LLC has been at the forefront of innovative rubber expansion joint design.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Proco Products, INCprocoproducts.com HQ: Stockton, CA, United StatesReported employees: 11-50 | Stockton, CA, United States | 11-50 | Exact match | 24 contacts → |
“The industry’s widest selection of flexible connectors, expansion joints, penetration seals and rubber check valves are available from Proco Products, Inc.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Badger Industriesbadgerind.com HQ: Zelienople, PA, United StatesReported employees: 51-200 | Zelienople, PA, United States | 51-200 | Exact match | 16 contacts → |
“Welcome to Badger Industries, a division of Markovitz Enterprises, Inc.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Advanced Thermal Systems INC ATSadvancedthermal.net HQ: Lancaster, NY, United StatesReported employees: 11-50 | Lancaster, NY, United States | 11-50 | Exact match | 13 contacts → |
“Located in Buffalo, NY Advanced Thermal Systems, Inc.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Newfab, INCnewfabinc.com HQ: Auburn, ME, United StatesReported employees: 11-50 | Auburn, ME, United States | 11-50 | Exact match | 12 contacts → |
“Full service metal fabricator and global supplier of industrial duct expansion joints and flow control dampers for air pollution control, power plant, and other large industrial…” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Triad Bellows Design And MFGtriadbellows.com HQ: Anaheim, CA, United StatesReported employees: 11-50 | Anaheim, CA, United States | 11-50 | Exact match | 12 contacts → |
“As a bellows and expansion joint manufacturer, we understand that the only way to accomplish our goal is to consistently exceed the expectations of our customers.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | U.S. Bellows, INCusbellows.com HQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 11 contacts → |
“Reliable Expansion Joint Solutions for Critical Infrastructure Worldwide US Bellows, a division of Piping Technology & Products, is a global leader in the design, engineering, and…” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | L. A. King Companylaking.com HQ: Tulsa, OK, United StatesReported employees: 11-50 | Tulsa, OK, United States | 11-50 | Exact match | 8 contacts → |
“We make expansion joints for power plants.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Ceco KB Ductkbduct.com HQ: Greensboro, NC, United StatesReported employees: 51-200 | Greensboro, NC, United States | 51-200 | Exact match | 8 contacts → |
“KB Duct is the nation's largest manufacturer of industrial Duct and sheet metal components.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Erie Metal Specialties, INCeriemetal.com HQ: Akron, NY, United StatesReported employees: 11-50 | Akron, NY, United States | 11-50 | Exact match | 7 contacts → |
“Erie Metal Specialties, Inc.(EMS) was founded in 1986 to provide first-class products and exceptional service to our customers.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Flexmaster U.S.Aflexmasterusa.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 7 contacts → |
“Flexmaster U.S.A.® HVAC Product Line - The Best Air Distribution Products in the Industry.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Flexicraft Industriesflexicraft.com HQ: Chicago, IL, United StatesReported employees: 51-200 | Chicago, IL, United States | 51-200 | Exact match | 7 contacts → |
“Flexicraft Industries is your one call for every style of expansion joint and flexible connector for piping systems.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Spinfinityspinfinity.net HQ: Auburn, WA, United StatesReported employees: 1-10 | Auburn, WA, United States | 1-10 | Exact match | 6 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 23 | Norflex, INCnorflexinc.com HQ: Bessemer, AL, United StatesReported employees: 11-50 | Bessemer, AL, United States | 11-50 | Exact match | 5 contacts → |
“Headquartered in Bessemer, Alabama, Norflex is a supplier of expansion joints and dampers.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 23 of 62 company matches
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Ducting expansion joints suppliers: dataset insights
October 24, 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
62 records in the displayed employee bands.
0 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 62 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 24, 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 ducting expansion joints suppliers?
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 ducting expansion joints suppliers did RevenueBase find based in the United States?
The saved snapshot records 62 matching company records, 1,256 tracked contacts and 389 verified emails. The public preview displays 23 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 24, 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
Ducting expansion joints suppliers by geography
Cite this list
RevenueBase Data Team. Top 23 ducting expansion joints suppliers based in the United States. Snapshot: October 24, 2026. https://revenuebase.ai/companies/ducting-expansion-joints-suppliers/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
- Ducting expansion joints suppliers 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 23 ducting expansion joints suppliers based in the United States
RevenueBase records 62 matching company records for ducting expansion joints suppliers based in the United States, with 1,256 tracked contacts and 389 verified work emails.
This public preview shows 23 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 24, 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 23 ducting expansion joints suppliers 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 | Industrial AIR Flow Dynamics INCiafdinc.com HQ: Cleveland, TX, United StatesReported employees: 201-500 | Cleveland, TX, United States | 201-500 | Exact match | 111 contacts → |
“IAFD is the leading provider of replacement expansion joint systems, penetration seal systems and HRSG duct/liner replacement systems sold to power plants.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Atco Rubber Products, INCatcoflex.com HQ: Fort Worth, TX, United StatesReported employees: 1,001-5,000 | Fort Worth, TX, United States | 1,001-5,000 | Exact match | 106 contacts → |
“ATCO Rubber Products is the worldwide leader in flex duct systems.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Duro Dynedurodyne.com HQ: Bay Shore, NY, United StatesReported employees: 51-200 | Bay Shore, NY, United States | 51-200 | Exact match | 95 contacts → |
“Availability in: Manufacturing of Flexible Duct Connectors OEM machinery for weld pins Air Regulation and Control Equipment for HVAC systems and Duct Work Dynatite Cable Locks…” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | API International, INCapiint.com HQ: Tualatin, OR, United StatesReported employees: 51-200 | Tualatin, OR, United States | 51-200 | Exact match | 60 contacts → |
“API International, Inc, founded in 1968, manufactures flanges, expansion joints, valve accessories and other pipe fittings for Agriculture, Exhaust, HVAC and Water Works.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Watson Bowman Acmewatsonbowmanacme.com HQ: Amherst, NY, United StatesReported employees: 51-200 | Amherst, NY, United States | 51-200 | Exact match | 52 contacts → |
“Watson Bowman Acme, a Sika brand for expansion joint systems and responsible solutions, offers specialty products for some of the world’s most unique and complex projects.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Metraflexmetraflex.com HQ: Mccook, IL, United StatesReported employees: 51-200 | Mccook, IL, United States | 51-200 | Exact match | 49 contacts → |
“VIBRATION ISOLATION • NOISE DAMPENING • THERMAL EXPANSION AND CONTRACTION • PIPE ALIGNMENT • SEISMIC MOVEMENT • PUMP CONNECTIONS • FLOW CONDITIONING Metraflex has been supplying…” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Kadant Unaflex LLCfluidhandling.kadant.com HQ: Anderson, SC, United StatesReported employees: 1,001-5,000 | Anderson, SC, United States | 1,001-5,000 | Exact match | 47 contacts → |
“Kadant Unaflex LLC, based in Anderson, South Carolina, is a leading manufacturer of expansion joints, compensators, and custom-engineered flexible hose for process industries such…” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | FOX Equipment LLCfoxequipment.com HQ: Green Cove Springs, FL, United StatesReported employees: 51-200 | Green Cove Springs, FL, United States | 51-200 | Exact match | 41 contacts → |
“Fox Equipment provides expansion joint and damper solutions for various process gas applications.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Valtech Engineeringvaltechengineering.com HQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 32 contacts → |
“Valtech Engineering is a niche engineering and fabrication company focused on critical application expansion joints for the oil & gas and petrochemical industries.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | General Rubber LLCgeneral-rubber.com HQ: Tucson, AZ, United StatesReported employees: 51-200 | Tucson, AZ, United States | 51-200 | Exact match | 31 contacts → |
“For over 70 years, General Rubber LLC has been at the forefront of innovative rubber expansion joint design.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Proco Products, INCprocoproducts.com HQ: Stockton, CA, United StatesReported employees: 11-50 | Stockton, CA, United States | 11-50 | Exact match | 24 contacts → |
“The industry’s widest selection of flexible connectors, expansion joints, penetration seals and rubber check valves are available from Proco Products, Inc.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Badger Industriesbadgerind.com HQ: Zelienople, PA, United StatesReported employees: 51-200 | Zelienople, PA, United States | 51-200 | Exact match | 16 contacts → |
“Welcome to Badger Industries, a division of Markovitz Enterprises, Inc.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Advanced Thermal Systems INC ATSadvancedthermal.net HQ: Lancaster, NY, United StatesReported employees: 11-50 | Lancaster, NY, United States | 11-50 | Exact match | 13 contacts → |
“Located in Buffalo, NY Advanced Thermal Systems, Inc.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Newfab, INCnewfabinc.com HQ: Auburn, ME, United StatesReported employees: 11-50 | Auburn, ME, United States | 11-50 | Exact match | 12 contacts → |
“Full service metal fabricator and global supplier of industrial duct expansion joints and flow control dampers for air pollution control, power plant, and other large industrial…” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Triad Bellows Design And MFGtriadbellows.com HQ: Anaheim, CA, United StatesReported employees: 11-50 | Anaheim, CA, United States | 11-50 | Exact match | 12 contacts → |
“As a bellows and expansion joint manufacturer, we understand that the only way to accomplish our goal is to consistently exceed the expectations of our customers.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | U.S. Bellows, INCusbellows.com HQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 11 contacts → |
“Reliable Expansion Joint Solutions for Critical Infrastructure Worldwide US Bellows, a division of Piping Technology & Products, is a global leader in the design, engineering, and…” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | L. A. King Companylaking.com HQ: Tulsa, OK, United StatesReported employees: 11-50 | Tulsa, OK, United States | 11-50 | Exact match | 8 contacts → |
“We make expansion joints for power plants.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Ceco KB Ductkbduct.com HQ: Greensboro, NC, United StatesReported employees: 51-200 | Greensboro, NC, United States | 51-200 | Exact match | 8 contacts → |
“KB Duct is the nation's largest manufacturer of industrial Duct and sheet metal components.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Erie Metal Specialties, INCeriemetal.com HQ: Akron, NY, United StatesReported employees: 11-50 | Akron, NY, United States | 11-50 | Exact match | 7 contacts → |
“Erie Metal Specialties, Inc.(EMS) was founded in 1986 to provide first-class products and exceptional service to our customers.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Flexmaster U.S.Aflexmasterusa.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 7 contacts → |
“Flexmaster U.S.A.® HVAC Product Line - The Best Air Distribution Products in the Industry.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Flexicraft Industriesflexicraft.com HQ: Chicago, IL, United StatesReported employees: 51-200 | Chicago, IL, United States | 51-200 | Exact match | 7 contacts → |
“Flexicraft Industries is your one call for every style of expansion joint and flexible connector for piping systems.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Spinfinityspinfinity.net HQ: Auburn, WA, United StatesReported employees: 1-10 | Auburn, WA, United States | 1-10 | Exact match | 6 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 23 | Norflex, INCnorflexinc.com HQ: Bessemer, AL, United StatesReported employees: 11-50 | Bessemer, AL, United States | 11-50 | Exact match | 5 contacts → |
“Headquartered in Bessemer, Alabama, Norflex is a supplier of expansion joints and dampers.” Recorded description excerpt · October 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 23 of 62 company matches
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Ducting expansion joints suppliers: dataset insights
October 24, 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
62 records in the displayed employee bands.
0 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 62 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 24, 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 ducting expansion joints suppliers?
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 ducting expansion joints suppliers did RevenueBase find based in the United States?
The saved snapshot records 62 matching company records, 1,256 tracked contacts and 389 verified emails. The public preview displays 23 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 24, 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
Ducting expansion joints suppliers by geography
Cite this list
RevenueBase Data Team. Top 23 ducting expansion joints suppliers based in the United States. Snapshot: October 24, 2026. https://revenuebase.ai/companies/ducting-expansion-joints-suppliers/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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