Company lists · Data refreshed October 2026
Top 25 Radiant hydronic heating system suppliers based in the United States
RevenueBase identified 187 company matches for radiant hydronic heating system suppliers associated with the United States as of October 2026 and tracks 3,175 professional contacts across them, including 1,030 with verified work emails. Warren is the largest hub.
This list covers company matches for radiant hydronic heating system 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 29, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest radiant hydronic heating system suppliers based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 421 contacts → | ||||
Exact match “Headquartered in Concord, NH, The Granite Group distributes plumbing, heating, cooling, piping, water systems, and energy products to contractors and fuel dealers across the…” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 2 | 294 contacts → | ||||
Exact match “Weil-McLain® is a leading North American designer and manufacturer of hydronic comfort heating systems for residential, commercial and institutional buildings since 1881.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 3 | 168 contacts → | ||||
Exact match “Marley Engineered Products® draws upon a long history of providing reliable comfort heating and ventilation solutions.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 4 | 132 contacts → | ||||
Exact match “Founded in 1948, LAARS serves a diverse base of customers located in many countries across the globe.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 5 | 130 contacts → | ||||
Exact match “ECR International, Inc.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 6 | 85 contacts → | ||||
Exact match “We provide innovative hydronic and engineered plumbing solutions to engineers, contractors, building owners, and facilities teams in NC, SC, VA, TN, GA, and AL.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 7 | 77 contacts → | ||||
Exact match “Founded in 1976, Vemco, Inc.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 8 | 76 contacts → | ||||
Exact match “Established in 1974, HTP Comfort Solutions LLC is a full-fledged manufacturer on the cutting edge of energy efficient space and water heating technology.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 9 | 64 contacts → | ||||
Exact match “Warmboard, Inc.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 10 | 54 contacts → | ||||
Exact match “Aalberts hydronic flow control is partnering with its customers to engineer seamless energy-efficient hydronic systems for their building requirements.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 11 | 53 contacts → | ||||
Exact match “WarmlyYours is a fast-growing firm in Chicago providing radiant heating solutions.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 12 | 51 contacts → | ||||
Exact match “Industry Innovation & Customer Satisfaction For decades, customers have looked to Rittling for the industry's most advanced, reliable and efficient heating designs.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 13 | 46 contacts → | ||||
Exact match “CHC Hydronics is a leading Manufacturers Representative and Package Systems Manufacturer of HVAC Hydronics, Steam, Heat Transfer, and Plumbing Equipment.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 14 | 39 contacts → | ||||
Exact match “With an extreme focus on innovation, quality, energy efficiency, and installation/support costs, Pac West represents industry leading products in the Hydronics, HVAC/R, Fire…” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 15 | 31 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 16 | 30 contacts → | ||||
Exact match “Hot Water Products began in 1998 with a focus on retrofit water heaters, establishing itself as an industry leader from day one.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 17 | 28 contacts → | ||||
Exact match “Established in 2004, Associated Equipment Sales focuses on heating, cooling and other equipment solutions that save energy and provide long lasting solutions to demanding…” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 18 | 28 contacts → | ||||
Exact match “SES designs, installs, and services solar water heating systems, photovoltaic systems, solar pool heating systems, radiant floor heating systems, and wood-fired boilers.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 19 | 22 contacts → | ||||
Exact match “At Centergy, we’re here to help you design and specify hydronic, steam, and domestic heating systems for your next commercial or industrial project.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 20 | 18 contacts → | ||||
Exact match “A wholesale distributor selling to HVAC, Plumbing and Hydronic professionals.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 21 | 18 contacts → | ||||
Exact match “For over 35 years Northwest Mechanical, Inc.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 22 | 18 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 23 | 18 contacts → | ||||
Exact match “Eagle Mountain is committed to the design and application of products and methods to reduce energy consumption and create a sustainable future for the earth while ensuring the…” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 24 | 17 contacts → | ||||
Exact match “Greenfield Dynamics, LLC is a leader in hydronic equipment sales in the state of Arizona.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 25 | 16 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 29, 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 “radiant hydronic heating system 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 25 of 187 radiant hydronic heating system suppliers based in the United States
See the full list, filter by size, metro and specialty, and access 1,030 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Radiant hydronic heating system suppliers based in the United States at a glance
As of Oct 29, 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 187 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 “radiant hydronic heating system 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 1,030 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 29, 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 “radiant hydronic heating system suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many radiant hydronic heating system suppliers are there based in the United States?
RevenueBase identified 187 company matches for radiant hydronic heating system 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?
The Granite Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most radiant hydronic heating system suppliers?
Warren leads with 4 company records, followed by New York (3) and Albuquerque (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 1,030 professional contacts with verified work emails tracked across these 187 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 29, 2026.
Ready to reach these companies? Verified emails and direct dials for all 187 radiant hydronic heating system suppliers based in the United States. Start with a free account, no credit card.
Download this list →Related lists
Radiant hydronic heating system suppliers by geography
- Radiant hydronic heating system suppliers based in Australia
- Radiant hydronic heating system suppliers based in Belgium
- Radiant hydronic heating system suppliers based in Canada
- Radiant hydronic heating system suppliers based in France
- Radiant hydronic heating system suppliers based in Germany
- Radiant hydronic heating system suppliers based in Italy
- Radiant hydronic heating system suppliers based in the Netherlands
- Radiant hydronic heating system suppliers based in Spain
- Radiant hydronic heating system suppliers based in Türkiye
- Radiant hydronic heating system suppliers based in the United Kingdom
About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Radiant hydronic heating system suppliers based in Australia
- Radiant hydronic heating system suppliers based in Belgium
- Radiant hydronic heating system suppliers based in Canada
- Radiant hydronic heating system suppliers based in France
- Radiant hydronic heating system suppliers based in Germany
- Radiant hydronic heating system suppliers based in Italy
Company intelligence · public preview
Top 25 radiant hydronic heating system 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 187 matching company records for radiant hydronic heating system suppliers based in the United States, with 3,175 tracked contacts and 1,030 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 29, 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 radiant hydronic heating system 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 |  The Granite Groupthegranitegroup.comHQ: Concord, NH, United StatesReported employees: 501-1,000 | Concord, NH, United States | 501-1,000 | Exact match | 421 contacts → |
“Headquartered in Concord, NH, The Granite Group distributes plumbing, heating, cooling, piping, water systems, and energy products to contractors and fuel dealers across the…” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Weil-Mclainweil-mclain.com HQ: Burr Ridge, IL, United StatesReported employees: 501-1,000 | Burr Ridge, IL, United States | 501-1,000 | Exact match | 294 contacts → |
“Weil-McLain® is a leading North American designer and manufacturer of hydronic comfort heating systems for residential, commercial and institutional buildings since 1881.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Marley Engineered Productsmarleymep.com HQ: Bennettsville, SC, United StatesReported employees: 201-500 | Bennettsville, SC, United States | 201-500 | Exact match | 168 contacts → |
“Marley Engineered Products® draws upon a long history of providing reliable comfort heating and ventilation solutions.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Laars Heating Systemslaars.com HQ: Rochester, NH, United StatesReported employees: 201-500 | Rochester, NH, United States | 201-500 | Exact match | 132 contacts → |
“Founded in 1948, LAARS serves a diverse base of customers located in many countries across the globe.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | ECR Internationalecrinternational.com HQ: Utica, United StatesReported employees: 201-500 | Utica, United States | 201-500 | Exact match | 130 contacts → |
“ECR International, Inc.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Hoffman Hydronicshoffmanhydronics.com HQ: Greensboro, NC, United StatesReported employees: 51-200 | Greensboro, NC, United States | 51-200 | Exact match | 85 contacts → |
“We provide innovative hydronic and engineered plumbing solutions to engineers, contractors, building owners, and facilities teams in NC, SC, VA, TN, GA, and AL.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Vemco, INCvemcoinc.com HQ: Billings, MT, United StatesReported employees: 11-50 | Billings, MT, United States | 11-50 | Exact match | 77 contacts → |
“Founded in 1976, Vemco, Inc.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | HTP Comfort Solutionshtproducts.com HQ: New Bedford, MA, United StatesReported employees: 51-200 | New Bedford, MA, United States | 51-200 | Exact match | 76 contacts → |
“Established in 1974, HTP Comfort Solutions LLC is a full-fledged manufacturer on the cutting edge of energy efficient space and water heating technology.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Warmboard INCwarmboard.com HQ: Scotts Valley, CA, United StatesReported employees: 51-200 | Scotts Valley, CA, United States | 51-200 | Exact match | 64 contacts → |
“Warmboard, Inc.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Aalberts Hydronic Flow Controlaalberts-hfc.usHQ: Fishers, IN, United StatesReported employees: 51-200 | Fishers, IN, United States | 51-200 | Exact match | 54 contacts → |
“Aalberts hydronic flow control is partnering with its customers to engineer seamless energy-efficient hydronic systems for their building requirements.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Warmlyyourswarmlyyours.com HQ: Lake Zurich, IL, United StatesReported employees: 11-50 | Lake Zurich, IL, United States | 11-50 | Exact match | 53 contacts → |
“WarmlyYours is a fast-growing firm in Chicago providing radiant heating solutions.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Zehnder Rittlingzehnder-rittling.comHQ: Buffalo, NY, United StatesReported employees: 51-200 | Buffalo, NY, United States | 51-200 | Exact match | 51 contacts → |
“Industry Innovation & Customer Satisfaction For decades, customers have looked to Rittling for the industry's most advanced, reliable and efficient heating designs.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | CHC Hydrochchydro.com HQ: Hayward, CA, United StatesReported employees: 51-200 | Hayward, CA, United States | 51-200 | Exact match | 46 contacts → |
“CHC Hydronics is a leading Manufacturers Representative and Package Systems Manufacturer of HVAC Hydronics, Steam, Heat Transfer, and Plumbing Equipment.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | PAC West Sales INCpacwestsalesinc.com HQ: Mukilteo, WA, United StatesReported employees: 51-200 | Mukilteo, WA, United States | 51-200 | Exact match | 39 contacts → |
“With an extreme focus on innovation, quality, energy efficiency, and installation/support costs, Pac West represents industry leading products in the Hydronics, HVAC/R, Fire…” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Lind's Plumbing And Heating, INClindsph.com HQ: Fort Collins, CO, United StatesReported employees: 51-200 | Fort Collins, CO, United States | 51-200 | Exact match | 31 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 16 | HOT Water Products, INChotwaterproducts.com HQ: Milwaukee, WI, United StatesReported employees: 11-50 | Milwaukee, WI, United States | 11-50 | Exact match | 30 contacts → |
“Hot Water Products began in 1998 with a focus on retrofit water heaters, establishing itself as an industry leader from day one.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Associated Equipment Salesaeskc.com HQ: Lenexa, KS, United StatesReported employees: 11-50 | Lenexa, KS, United States | 11-50 | Exact match | 28 contacts → |
“Established in 2004, Associated Equipment Sales focuses on heating, cooling and other equipment solutions that save energy and provide long lasting solutions to demanding…” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Sustainable Energy Systems, LLCsustainableenergysystems.net HQ: Frederick, MD, United StatesReported employees: 11-50 | Frederick, MD, United States | 11-50 | Exact match | 28 contacts → |
“SES designs, installs, and services solar water heating systems, photovoltaic systems, solar pool heating systems, radiant floor heating systems, and wood-fired boilers.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Centergythinkcentergy.com HQ: King Of Prussia, PA, United StatesReported employees: 11-50 | King Of Prussia, PA, United States | 11-50 | Exact match | 22 contacts → |
“At Centergy, we’re here to help you design and specify hydronic, steam, and domestic heating systems for your next commercial or industrial project.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Winstel Controls INCwinstelcontrols.comHQ: Cincinnati, OH, United StatesReported employees: 11-50 | Cincinnati, OH, United States | 11-50 | Exact match | 18 contacts → |
“A wholesale distributor selling to HVAC, Plumbing and Hydronic professionals.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Northwest Mechanical INCnwmechanical.com HQ: Shoreline, WA, United StatesReported employees: 11-50 | Shoreline, WA, United States | 11-50 | Exact match | 18 contacts → |
“For over 35 years Northwest Mechanical, Inc.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Hunt Utilities Grouphugllc.com HQ: Pine River, United StatesReported employees: 1-10 | Pine River, United States | 1-10 | Exact match | 18 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 23 | Eagle Mountaineagle-mt.com HQ: Canandaigua, United StatesReported employees: 11-50 | Canandaigua, United States | 11-50 | Exact match | 18 contacts → |
“Eagle Mountain is committed to the design and application of products and methods to reduce energy consumption and create a sustainable future for the earth while ensuring the…” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Greenfield Dynamicsgreenfielddynamics.comHQ: Tempe, AZ, United StatesReported employees: 11-50 | Tempe, AZ, United States | 11-50 | Exact match | 17 contacts → |
“Greenfield Dynamics, LLC is a leader in hydronic equipment sales in the state of Arizona.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Runtal North America, INCruntalnorthamerica.com HQ: Ward Hill, MA, United StatesReported employees: 51-200 | Ward Hill, MA, United States | 51-200 | Exact match | 16 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 25 of 187 company matches
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Radiant hydronic heating system suppliers: dataset insights
October 29, 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
187 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 187 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 29, 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 radiant hydronic heating system 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 radiant hydronic heating system suppliers did RevenueBase find based in the United States?
The saved snapshot records 187 matching company records, 3,175 tracked contacts and 1,030 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 29, 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
Radiant hydronic heating system suppliers by geography
- Radiant hydronic heating system suppliers based in Australia
- Radiant hydronic heating system suppliers based in Belgium
- Radiant hydronic heating system suppliers based in Canada
- Radiant hydronic heating system suppliers based in France
- Radiant hydronic heating system suppliers based in Germany
- Radiant hydronic heating system suppliers based in Italy
- Radiant hydronic heating system suppliers based in the Netherlands
- Radiant hydronic heating system suppliers based in Spain
- Radiant hydronic heating system suppliers based in Türkiye
- Radiant hydronic heating system suppliers based in the United Kingdom
Cite this list
RevenueBase Data Team. Top 25 radiant hydronic heating system suppliers based in the United States. Snapshot: October 29, 2026. https://revenuebase.ai/companies/radiant-hydronic-heating-system-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
- Radiant hydronic heating system suppliers based in Australia
- Radiant hydronic heating system suppliers based in Belgium
- Radiant hydronic heating system suppliers based in Canada
- Radiant hydronic heating system suppliers based in France
- Radiant hydronic heating system suppliers based in Germany
- Radiant hydronic heating system suppliers based in Italy
Company intelligence · public preview
Top 25 radiant hydronic heating system suppliers based in the United States
RevenueBase records 187 matching company records for radiant hydronic heating system suppliers based in the United States, with 3,175 tracked contacts and 1,030 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 29, 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 radiant hydronic heating system 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 | The Granite Groupthegranitegroup.com HQ: Concord, NH, United StatesReported employees: 501-1,000 | Concord, NH, United States | 501-1,000 | Exact match | 421 contacts → |
“Headquartered in Concord, NH, The Granite Group distributes plumbing, heating, cooling, piping, water systems, and energy products to contractors and fuel dealers across the…” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Weil-Mclainweil-mclain.com HQ: Burr Ridge, IL, United StatesReported employees: 501-1,000 | Burr Ridge, IL, United States | 501-1,000 | Exact match | 294 contacts → |
“Weil-McLain® is a leading North American designer and manufacturer of hydronic comfort heating systems for residential, commercial and institutional buildings since 1881.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Marley Engineered Productsmarleymep.com HQ: Bennettsville, SC, United StatesReported employees: 201-500 | Bennettsville, SC, United States | 201-500 | Exact match | 168 contacts → |
“Marley Engineered Products® draws upon a long history of providing reliable comfort heating and ventilation solutions.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Laars Heating Systemslaars.com HQ: Rochester, NH, United StatesReported employees: 201-500 | Rochester, NH, United States | 201-500 | Exact match | 132 contacts → |
“Founded in 1948, LAARS serves a diverse base of customers located in many countries across the globe.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | ECR Internationalecrinternational.com HQ: Utica, United StatesReported employees: 201-500 | Utica, United States | 201-500 | Exact match | 130 contacts → |
“ECR International, Inc.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Hoffman Hydronicshoffmanhydronics.com HQ: Greensboro, NC, United StatesReported employees: 51-200 | Greensboro, NC, United States | 51-200 | Exact match | 85 contacts → |
“We provide innovative hydronic and engineered plumbing solutions to engineers, contractors, building owners, and facilities teams in NC, SC, VA, TN, GA, and AL.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Vemco, INCvemcoinc.com HQ: Billings, MT, United StatesReported employees: 11-50 | Billings, MT, United States | 11-50 | Exact match | 77 contacts → |
“Founded in 1976, Vemco, Inc.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | HTP Comfort Solutionshtproducts.com HQ: New Bedford, MA, United StatesReported employees: 51-200 | New Bedford, MA, United States | 51-200 | Exact match | 76 contacts → |
“Established in 1974, HTP Comfort Solutions LLC is a full-fledged manufacturer on the cutting edge of energy efficient space and water heating technology.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Warmboard INCwarmboard.com HQ: Scotts Valley, CA, United StatesReported employees: 51-200 | Scotts Valley, CA, United States | 51-200 | Exact match | 64 contacts → |
“Warmboard, Inc.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Aalberts Hydronic Flow Controlaalberts-hfc.us HQ: Fishers, IN, United StatesReported employees: 51-200 | Fishers, IN, United States | 51-200 | Exact match | 54 contacts → |
“Aalberts hydronic flow control is partnering with its customers to engineer seamless energy-efficient hydronic systems for their building requirements.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Warmlyyourswarmlyyours.com HQ: Lake Zurich, IL, United StatesReported employees: 11-50 | Lake Zurich, IL, United States | 11-50 | Exact match | 53 contacts → |
“WarmlyYours is a fast-growing firm in Chicago providing radiant heating solutions.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Zehnder Rittlingzehnder-rittling.com HQ: Buffalo, NY, United StatesReported employees: 51-200 | Buffalo, NY, United States | 51-200 | Exact match | 51 contacts → |
“Industry Innovation & Customer Satisfaction For decades, customers have looked to Rittling for the industry's most advanced, reliable and efficient heating designs.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | CHC Hydrochchydro.com HQ: Hayward, CA, United StatesReported employees: 51-200 | Hayward, CA, United States | 51-200 | Exact match | 46 contacts → |
“CHC Hydronics is a leading Manufacturers Representative and Package Systems Manufacturer of HVAC Hydronics, Steam, Heat Transfer, and Plumbing Equipment.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | PAC West Sales INCpacwestsalesinc.com HQ: Mukilteo, WA, United StatesReported employees: 51-200 | Mukilteo, WA, United States | 51-200 | Exact match | 39 contacts → |
“With an extreme focus on innovation, quality, energy efficiency, and installation/support costs, Pac West represents industry leading products in the Hydronics, HVAC/R, Fire…” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Lind's Plumbing And Heating, INClindsph.com HQ: Fort Collins, CO, United StatesReported employees: 51-200 | Fort Collins, CO, United States | 51-200 | Exact match | 31 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 16 | HOT Water Products, INChotwaterproducts.com HQ: Milwaukee, WI, United StatesReported employees: 11-50 | Milwaukee, WI, United States | 11-50 | Exact match | 30 contacts → |
“Hot Water Products began in 1998 with a focus on retrofit water heaters, establishing itself as an industry leader from day one.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Associated Equipment Salesaeskc.com HQ: Lenexa, KS, United StatesReported employees: 11-50 | Lenexa, KS, United States | 11-50 | Exact match | 28 contacts → |
“Established in 2004, Associated Equipment Sales focuses on heating, cooling and other equipment solutions that save energy and provide long lasting solutions to demanding…” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Sustainable Energy Systems, LLCsustainableenergysystems.net HQ: Frederick, MD, United StatesReported employees: 11-50 | Frederick, MD, United States | 11-50 | Exact match | 28 contacts → |
“SES designs, installs, and services solar water heating systems, photovoltaic systems, solar pool heating systems, radiant floor heating systems, and wood-fired boilers.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Centergythinkcentergy.com HQ: King Of Prussia, PA, United StatesReported employees: 11-50 | King Of Prussia, PA, United States | 11-50 | Exact match | 22 contacts → |
“At Centergy, we’re here to help you design and specify hydronic, steam, and domestic heating systems for your next commercial or industrial project.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Winstel Controls INCwinstelcontrols.com HQ: Cincinnati, OH, United StatesReported employees: 11-50 | Cincinnati, OH, United States | 11-50 | Exact match | 18 contacts → |
“A wholesale distributor selling to HVAC, Plumbing and Hydronic professionals.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Northwest Mechanical INCnwmechanical.com HQ: Shoreline, WA, United StatesReported employees: 11-50 | Shoreline, WA, United States | 11-50 | Exact match | 18 contacts → |
“For over 35 years Northwest Mechanical, Inc.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Hunt Utilities Grouphugllc.com HQ: Pine River, United StatesReported employees: 1-10 | Pine River, United States | 1-10 | Exact match | 18 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 23 | Eagle Mountaineagle-mt.com HQ: Canandaigua, United StatesReported employees: 11-50 | Canandaigua, United States | 11-50 | Exact match | 18 contacts → |
“Eagle Mountain is committed to the design and application of products and methods to reduce energy consumption and create a sustainable future for the earth while ensuring the…” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Greenfield Dynamicsgreenfielddynamics.com HQ: Tempe, AZ, United StatesReported employees: 11-50 | Tempe, AZ, United States | 11-50 | Exact match | 17 contacts → |
“Greenfield Dynamics, LLC is a leader in hydronic equipment sales in the state of Arizona.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Runtal North America, INCruntalnorthamerica.com HQ: Ward Hill, MA, United StatesReported employees: 51-200 | Ward Hill, MA, United States | 51-200 | Exact match | 16 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 25 of 187 company matches
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Radiant hydronic heating system suppliers: dataset insights
October 29, 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
187 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 187 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 29, 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 radiant hydronic heating system 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 radiant hydronic heating system suppliers did RevenueBase find based in the United States?
The saved snapshot records 187 matching company records, 3,175 tracked contacts and 1,030 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 29, 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
Radiant hydronic heating system suppliers by geography
- Radiant hydronic heating system suppliers based in Australia
- Radiant hydronic heating system suppliers based in Belgium
- Radiant hydronic heating system suppliers based in Canada
- Radiant hydronic heating system suppliers based in France
- Radiant hydronic heating system suppliers based in Germany
- Radiant hydronic heating system suppliers based in Italy
- Radiant hydronic heating system suppliers based in the Netherlands
- Radiant hydronic heating system suppliers based in Spain
- Radiant hydronic heating system suppliers based in Türkiye
- Radiant hydronic heating system suppliers based in the United Kingdom
Cite this list
RevenueBase Data Team. Top 25 radiant hydronic heating system suppliers based in the United States. Snapshot: October 29, 2026. https://revenuebase.ai/companies/radiant-hydronic-heating-system-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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- Radiant hydronic heating system suppliers based in France
- Radiant hydronic heating system suppliers based in Germany
- Radiant hydronic heating system suppliers based in Italy