Company lists · Data refreshed October 2026
Top 24 Hot water heater bases suppliers based in the United States
RevenueBase identified 70 company matches for hot water heater bases suppliers associated with the United States as of October 2026 and tracks 471 professional contacts across them, including 170 with verified work emails. Miami is the largest hub.
This list covers company matches for hot water heater bases 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 26, 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 24 largest hot water heater bases suppliers based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 51 contacts → | ||||
Exact match “Eemax is leading the evolution of hot water with cutting-edge technology that provides consistent hot water.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 2 | 40 contacts → | ||||
Exact match “Hubbell delivers standard and custom water heating solutions across commercial, marine/offshore, foodservice, and industrial spaces.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 3 | 33 contacts → | ||||
Exact match “Boston area largest stocking supplier of Rheem/Ruud Residential and Commercial Water Heaters, Laars heating products, Peerless cast iron boilers, Grundfos pumps and many other…” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 4 | 27 contacts → | ||||
Exact match “Since 1956, RM Cotton Company has been a leading distributor of quality pumps, tanks, water heaters, boilers and other products used in the mechanical contracting and construction…” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 5 | 27 contacts → | ||||
Exact match “Built like a Bock Providing robust, innovative commercial water heaters built by people who care, Bock is the industry leader in water heater product innovations.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 6 | 21 contacts → | ||||
Exact match “Wholesale Plumbing, Heating and HVAC Distribution Grove Supply, Inc.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 7 | 8 contacts → | ||||
Exact match “Since 1966, Chronomite has been the innovative leader in providing electric tankless water heaters for a wide variety of commercial, industrial, institutional, and residential…” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 8 | 7 contacts → | ||||
Exact match “Heating, Air Conditioning, Plumbing Wholesale Heil Heating & Cooling Rinnai Tankless Water Heaters Rinnai High Efficient Boilers Rinnai Ductless Heaters Unico System AO Smith…” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 9 | 6 contacts → | ||||
Exact match “CastleWorks has been providing prompt home services since 1995, including residential and commercial water heater installations, often on the same day you call.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 10 | 5 contacts → | ||||
Exact match “Hot Water 911 is Chicago-land's premier 24/7 water heater repair service.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 11 | 5 contacts → | ||||
Exact match “Wholesale commercial/industrial plumbing & heating supplies from central Indiana’s most complete source; in business since 1939; handles only the finest, highestquality brands of…” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 12 | 5 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 13 | 5 contacts → | ||||
Exact match “Niagara Industries Inc, was founded over three decades ago with the sole conviction of manufacturing a Whole-House electronic tankless water heater.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 14 | 5 contacts → | ||||
Exact match “Fast Water Heater Company provides water heater installation, repair, and service in Washington, Oregon and California.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 15 | 4 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 16 | 4 contacts → | ||||
Exact match “rapidheaters.com Established in 2014.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 17 | 4 contacts → | ||||
Exact match “Located in Portland Oregon, Standard Supply Company was established in 1931 with a mission of providing superior service and quality products.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 18 | 3 contacts → | ||||
Exact match “Simonson Bros.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 19 | 3 contacts → | ||||
Exact match “Low Energy Systems is the hot water expert with thoroughly trained technical assistance personnel to support all of the products and accessories we sell.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 20 | 3 contacts → | ||||
Exact match “EZ Snap™ Covers are retrofit replacement Hot Water Baseboard Heater covers that snap right over 95% of all existing hot water baseboard heaters.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 21 | 3 contacts → | ||||
Exact match “Water Heaters Now specializes in installing only high-quality water heaters in retrofit situations as well as providing industry-leading customer experiences.(We call this…” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 22 | 2 contacts → | ||||
Exact match “Ace Heaters LLC has a long-standing reputation for designing user-friendly equipment.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 23 | 2 contacts → | ||||
Exact match “Optimal tankless water heaters are the most advanced tankless water heaters on the market.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 24 | 2 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 26, 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 “hot water heater bases 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 24 of 70 hot water heater bases suppliers based in the United States
See the full list, filter by size, metro and specialty, and access 170 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Hot water heater bases suppliers based in the United States at a glance
As of Oct 26, 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 70 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 “hot water heater bases 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 170 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 26, 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 “hot water heater bases suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many hot water heater bases suppliers are there based in the United States?
RevenueBase identified 70 company matches for hot water heater bases 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?
Eemax, Inc. A Rheem Company tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most hot water heater bases suppliers?
Miami leads with 4 company records, followed by Denver (3) and Louisville (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 170 professional contacts with verified work emails tracked across these 70 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 26, 2026.
Ready to reach these companies? Verified emails and direct dials for all 70 hot water heater bases suppliers based in the United States. Start with a free account, no credit card.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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Company intelligence · public preview
Top 24 hot water heater bases 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 70 matching company records for hot water heater bases suppliers based in the United States, with 471 tracked contacts and 170 verified work emails.
This public preview shows 24 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 26, 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 24 hot water heater bases 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 | Eemax, Inc. A Rheem Companyeemax.com HQ: Waterbury, CT, United StatesReported employees: 51-200 | Waterbury, CT, United States | 51-200 | Exact match | 51 contacts → |
“Eemax is leading the evolution of hot water with cutting-edge technology that provides consistent hot water.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Hubbell Heatershubbellheaters.com HQ: Stratford, CT, United StatesReported employees: 51-200 | Stratford, CT, United States | 51-200 | Exact match | 40 contacts → |
“Hubbell delivers standard and custom water heating solutions across commercial, marine/offshore, foodservice, and industrial spaces.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Economy Plumbing & Heating Supplyeconomyplumbing.com HQ: Mattapan, MA, United StatesReported employees: 11-50 | Mattapan, MA, United States | 11-50 | Exact match | 33 contacts → |
“Boston area largest stocking supplier of Rheem/Ruud Residential and Commercial Water Heaters, Laars heating products, Peerless cast iron boilers, Grundfos pumps and many other…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | RM Cotton Companyrmcotton.com HQ: Brooklyn Park, MN, United StatesReported employees: 11-50 | Brooklyn Park, MN, United States | 11-50 | Exact match | 27 contacts → |
“Since 1956, RM Cotton Company has been a leading distributor of quality pumps, tanks, water heaters, boilers and other products used in the mechanical contracting and construction…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Bock Water Heaters, INCbockwaterheaters.com HQ: Madison, WI, United StatesReported employees: 51-200 | Madison, WI, United States | 51-200 | Exact match | 27 contacts → |
“Built like a Bock Providing robust, innovative commercial water heaters built by people who care, Bock is the industry leader in water heater product innovations.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Grove Supply, INCgrovesupplyinc.com HQ: Warminster, PA, United StatesReported employees: 51-200 | Warminster, PA, United States | 51-200 | Exact match | 21 contacts → |
“Wholesale Plumbing, Heating and HVAC Distribution Grove Supply, Inc.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Chronomitechronomite.com HQ: City Of Industry, CA, United StatesReported employees: 11-50 | City Of Industry, CA, United States | 11-50 | Exact match | 8 contacts → |
“Since 1966, Chronomite has been the innovative leader in providing electric tankless water heaters for a wide variety of commercial, industrial, institutional, and residential…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Longmont Winair COlongmontwinair.com HQ: Longmont, United StatesReported employees: 1-10 | Longmont, United States | 1-10 | Exact match | 7 contacts → |
“Heating, Air Conditioning, Plumbing Wholesale Heil Heating & Cooling Rinnai Tankless Water Heaters Rinnai High Efficient Boilers Rinnai Ductless Heaters Unico System AO Smith…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Castleworks Water Heaterscastleworks.com HQ: Santa Clarita, CA, United StatesReported employees: 51-200 | Santa Clarita, CA, United States | 51-200 | Exact match | 6 contacts → |
“CastleWorks has been providing prompt home services since 1995, including residential and commercial water heater installations, often on the same day you call.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  HOT Water 911hotwater911.comHQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 5 contacts → |
“Hot Water 911 is Chicago-land's premier 24/7 water heater repair service.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Winthrop Supply COwinthropsupply.com HQ: Frankfort, IN, United StatesReported employees: 51-200 | Frankfort, IN, United States | 51-200 | Exact match | 5 contacts → |
“Wholesale commercial/industrial plumbing & heating supplies from central Indiana’s most complete source; in business since 1939; handles only the finest, highestquality brands of…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Martz Supply Companymartzsupply.com HQ: Denver, CO, United StatesReported employees: 11-50 | Denver, CO, United States | 11-50 | Exact match | 5 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 13 | Niagara Industries INCtanklesswaterheater.com HQ: Miami, FL, United StatesReported employees: 51-200 | Miami, FL, United States | 51-200 | Exact match | 5 contacts → |
“Niagara Industries Inc, was founded over three decades ago with the sole conviction of manufacturing a Whole-House electronic tankless water heater.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Fast Water Heater Companyfastwaterheater.com HQ: Woodinville, WA, United StatesReported employees: 51-200 | Woodinville, WA, United States | 51-200 | Exact match | 5 contacts → |
“Fast Water Heater Company provides water heater installation, repair, and service in Washington, Oregon and California.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Stiebel Eltron, INCstiebel-eltron-usa.com HQ: West Hatfield, MA, United StatesReported employees: 11-50 | West Hatfield, MA, United States | 11-50 | Exact match | 4 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 16 |  Rapid Water Heaters LLCrapidheaters.comHQ: Oklahoma City, OK, United StatesReported employees: 1-10 | Oklahoma City, OK, United States | 1-10 | Exact match | 4 contacts → |
“rapidheaters.com Established in 2014.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Standard Supply Companystandardsupplyco.com HQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 4 contacts → |
“Located in Portland Oregon, Standard Supply Company was established in 1931 with a mission of providing superior service and quality products.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Simonson Bros. Of Wisconsin, INCsimonsonbros.com HQ: Madison, WI, United StatesReported employees: 1-10 | Madison, WI, United States | 1-10 | Exact match | 3 contacts → |
“Simonson Bros.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | LOW Energy Systemstanklesswaterheaters.com HQ: Denver, CO, United StatesReported employees: 1-10 | Denver, CO, United States | 1-10 | Exact match | 3 contacts → |
“Low Energy Systems is the hot water expert with thoroughly trained technical assistance personnel to support all of the products and accessories we sell.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | EZ Snap Coversezsnapcovers.com HQ: Westlake, OH, United StatesReported employees: 1-10 | Westlake, OH, United States | 1-10 | Exact match | 3 contacts → |
“EZ Snap™ Covers are retrofit replacement Hot Water Baseboard Heater covers that snap right over 95% of all existing hot water baseboard heaters.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Water Heaters NOWwaterheatersnow.com HQ: Burnsville, MN, United StatesReported employees: 1-10 | Burnsville, MN, United States | 1-10 | Exact match | 3 contacts → |
“Water Heaters Now specializes in installing only high-quality water heaters in retrofit situations as well as providing industry-leading customer experiences.(We call this…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | ACE Heaters, LLCaceheaters.com HQ: Corona, CA, United StatesReported employees: 11-50 | Corona, CA, United States | 11-50 | Exact match | 2 contacts → |
“Ace Heaters LLC has a long-standing reputation for designing user-friendly equipment.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Optimalitsoptimal.com HQ: Miami, FL, United StatesReported employees: 1-10 | Miami, FL, United States | 1-10 | Exact match | 2 contacts → |
“Optimal tankless water heaters are the most advanced tankless water heaters on the market.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Noritz America Corpnoritz.com HQ: Marietta, GA, United StatesReported employees: 1-10 | Marietta, GA, United States | 1-10 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 24 of 70 company matches
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Hot water heater bases suppliers: dataset insights
October 26, 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
69 records in the displayed employee bands.
1 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 70 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 26, 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 hot water heater bases 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 hot water heater bases suppliers did RevenueBase find based in the United States?
The saved snapshot records 70 matching company records, 471 tracked contacts and 170 verified emails. The public preview displays 24 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 26, 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
Cite this list
RevenueBase Data Team. Top 24 hot water heater bases suppliers based in the United States. Snapshot: October 26, 2026. https://revenuebase.ai/companies/hot-water-heater-bases-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
- 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
- Real estate companies based in the United States
Company intelligence · public preview
Top 24 hot water heater bases suppliers based in the United States
RevenueBase records 70 matching company records for hot water heater bases suppliers based in the United States, with 471 tracked contacts and 170 verified work emails.
This public preview shows 24 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 26, 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 24 hot water heater bases 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 | Eemax, Inc. A Rheem Companyeemax.com HQ: Waterbury, CT, United StatesReported employees: 51-200 | Waterbury, CT, United States | 51-200 | Exact match | 51 contacts → |
“Eemax is leading the evolution of hot water with cutting-edge technology that provides consistent hot water.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Hubbell Heatershubbellheaters.com HQ: Stratford, CT, United StatesReported employees: 51-200 | Stratford, CT, United States | 51-200 | Exact match | 40 contacts → |
“Hubbell delivers standard and custom water heating solutions across commercial, marine/offshore, foodservice, and industrial spaces.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Economy Plumbing & Heating Supplyeconomyplumbing.com HQ: Mattapan, MA, United StatesReported employees: 11-50 | Mattapan, MA, United States | 11-50 | Exact match | 33 contacts → |
“Boston area largest stocking supplier of Rheem/Ruud Residential and Commercial Water Heaters, Laars heating products, Peerless cast iron boilers, Grundfos pumps and many other…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | RM Cotton Companyrmcotton.com HQ: Brooklyn Park, MN, United StatesReported employees: 11-50 | Brooklyn Park, MN, United States | 11-50 | Exact match | 27 contacts → |
“Since 1956, RM Cotton Company has been a leading distributor of quality pumps, tanks, water heaters, boilers and other products used in the mechanical contracting and construction…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Bock Water Heaters, INCbockwaterheaters.com HQ: Madison, WI, United StatesReported employees: 51-200 | Madison, WI, United States | 51-200 | Exact match | 27 contacts → |
“Built like a Bock Providing robust, innovative commercial water heaters built by people who care, Bock is the industry leader in water heater product innovations.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Grove Supply, INCgrovesupplyinc.com HQ: Warminster, PA, United StatesReported employees: 51-200 | Warminster, PA, United States | 51-200 | Exact match | 21 contacts → |
“Wholesale Plumbing, Heating and HVAC Distribution Grove Supply, Inc.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Chronomitechronomite.com HQ: City Of Industry, CA, United StatesReported employees: 11-50 | City Of Industry, CA, United States | 11-50 | Exact match | 8 contacts → |
“Since 1966, Chronomite has been the innovative leader in providing electric tankless water heaters for a wide variety of commercial, industrial, institutional, and residential…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Longmont Winair COlongmontwinair.com HQ: Longmont, United StatesReported employees: 1-10 | Longmont, United States | 1-10 | Exact match | 7 contacts → |
“Heating, Air Conditioning, Plumbing Wholesale Heil Heating & Cooling Rinnai Tankless Water Heaters Rinnai High Efficient Boilers Rinnai Ductless Heaters Unico System AO Smith…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Castleworks Water Heaterscastleworks.com HQ: Santa Clarita, CA, United StatesReported employees: 51-200 | Santa Clarita, CA, United States | 51-200 | Exact match | 6 contacts → |
“CastleWorks has been providing prompt home services since 1995, including residential and commercial water heater installations, often on the same day you call.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | HOT Water 911hotwater911.com HQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 5 contacts → |
“Hot Water 911 is Chicago-land's premier 24/7 water heater repair service.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Winthrop Supply COwinthropsupply.com HQ: Frankfort, IN, United StatesReported employees: 51-200 | Frankfort, IN, United States | 51-200 | Exact match | 5 contacts → |
“Wholesale commercial/industrial plumbing & heating supplies from central Indiana’s most complete source; in business since 1939; handles only the finest, highestquality brands of…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Martz Supply Companymartzsupply.com HQ: Denver, CO, United StatesReported employees: 11-50 | Denver, CO, United States | 11-50 | Exact match | 5 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 13 | Niagara Industries INCtanklesswaterheater.com HQ: Miami, FL, United StatesReported employees: 51-200 | Miami, FL, United States | 51-200 | Exact match | 5 contacts → |
“Niagara Industries Inc, was founded over three decades ago with the sole conviction of manufacturing a Whole-House electronic tankless water heater.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Fast Water Heater Companyfastwaterheater.com HQ: Woodinville, WA, United StatesReported employees: 51-200 | Woodinville, WA, United States | 51-200 | Exact match | 5 contacts → |
“Fast Water Heater Company provides water heater installation, repair, and service in Washington, Oregon and California.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Stiebel Eltron, INCstiebel-eltron-usa.com HQ: West Hatfield, MA, United StatesReported employees: 11-50 | West Hatfield, MA, United States | 11-50 | Exact match | 4 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 16 | Rapid Water Heaters LLCrapidheaters.com HQ: Oklahoma City, OK, United StatesReported employees: 1-10 | Oklahoma City, OK, United States | 1-10 | Exact match | 4 contacts → |
“rapidheaters.com Established in 2014.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Standard Supply Companystandardsupplyco.com HQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 4 contacts → |
“Located in Portland Oregon, Standard Supply Company was established in 1931 with a mission of providing superior service and quality products.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Simonson Bros. Of Wisconsin, INCsimonsonbros.com HQ: Madison, WI, United StatesReported employees: 1-10 | Madison, WI, United States | 1-10 | Exact match | 3 contacts → |
“Simonson Bros.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | LOW Energy Systemstanklesswaterheaters.com HQ: Denver, CO, United StatesReported employees: 1-10 | Denver, CO, United States | 1-10 | Exact match | 3 contacts → |
“Low Energy Systems is the hot water expert with thoroughly trained technical assistance personnel to support all of the products and accessories we sell.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | EZ Snap Coversezsnapcovers.com HQ: Westlake, OH, United StatesReported employees: 1-10 | Westlake, OH, United States | 1-10 | Exact match | 3 contacts → |
“EZ Snap™ Covers are retrofit replacement Hot Water Baseboard Heater covers that snap right over 95% of all existing hot water baseboard heaters.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Water Heaters NOWwaterheatersnow.com HQ: Burnsville, MN, United StatesReported employees: 1-10 | Burnsville, MN, United States | 1-10 | Exact match | 3 contacts → |
“Water Heaters Now specializes in installing only high-quality water heaters in retrofit situations as well as providing industry-leading customer experiences.(We call this…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | ACE Heaters, LLCaceheaters.com HQ: Corona, CA, United StatesReported employees: 11-50 | Corona, CA, United States | 11-50 | Exact match | 2 contacts → |
“Ace Heaters LLC has a long-standing reputation for designing user-friendly equipment.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Optimalitsoptimal.com HQ: Miami, FL, United StatesReported employees: 1-10 | Miami, FL, United States | 1-10 | Exact match | 2 contacts → |
“Optimal tankless water heaters are the most advanced tankless water heaters on the market.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Noritz America Corpnoritz.com HQ: Marietta, GA, United StatesReported employees: 1-10 | Marietta, GA, United States | 1-10 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 24 of 70 company matches
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Hot water heater bases suppliers: dataset insights
October 26, 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
69 records in the displayed employee bands.
1 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 70 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 26, 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 hot water heater bases 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 hot water heater bases suppliers did RevenueBase find based in the United States?
The saved snapshot records 70 matching company records, 471 tracked contacts and 170 verified emails. The public preview displays 24 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 26, 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
Cite this list
RevenueBase Data Team. Top 24 hot water heater bases suppliers based in the United States. Snapshot: October 26, 2026. https://revenuebase.ai/companies/hot-water-heater-bases-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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