Company lists · Data refreshed November 2026

Top 25 Heating system suppliers based in Poland

RevenueBase identified 316 company matches for heating system suppliers associated with Poland as of November 2026 and tracks 2,655 professional contacts across them, including 454 with verified work emails. Warsaw is the largest hub.

This list covers company matches for heating system suppliers associated with Poland, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026.

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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
316Companies
2,655Contacts tracked
454Verified emails
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The 25 largest heating system suppliers based in Poland

Ranked by team size
Top 25 of 316 company matches for heating system suppliers based in Poland, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchSędziszów, PolandHQ recorded Nov 6, 20261,001-5,000123 contacts →

Exact match

“Fabryka Kotłów “SEFAKO” S.A.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchKatowice, PolandHQ recorded Nov 6, 2026201-500122 contacts →

Exact match

“REMAK-ENERGOMONTAŻ S.A.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchRuda Śląska, PolandHQ recorded Nov 6, 2026501-1,000101 contacts →

Exact match

“Jesteśmy jedną z największych sieci hurtowni grzewczych, instalacyjnych i sanitarnych w Polsce.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchPowiatowa 111 A, PolandHQ recorded Nov 6, 2026501-1,000100 contacts →

Exact match

“DEFRO – we are specialists in the heating technology industry since 1973.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchBiałystok, PolandHQ recorded Nov 6, 2026201-50081 contacts →

Exact match

“NIBE-BIAWAR to największy w Polsce producent zaawansowanych technologicznie rozwiązań grzewczych do domów jednorodzinnych, budynków wielorodzinnych, obiektów przemysłowych i…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchWarsaw, PolandHQ recorded Nov 6, 2026n/a63 contacts →

Exact match

“Grupa Vaillant jest liderem na rynku międzynarodowym w dziedzinie techniki grzewczej i wentylacyjnej oraz klimatyzacji.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchŚwidnica, PolandHQ recorded Nov 6, 2026201-50053 contacts →

Exact match

“Spółka SPIE Stangl Technik sp.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchWarsaw, PolandHQ recorded Nov 6, 202651-20050 contacts →

Exact match

“Polonez Plus – o Firmie.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchCzarnków, PolandHQ recorded Nov 6, 202651-20049 contacts →

Exact match

“Głównym produktem firmy Metrolog są kompaktowe węzły cieplne.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchKraków, PolandHQ recorded Nov 6, 2026501-1,00040 contacts →

Exact match

“GRUDNIK SP Z O O is a company based out of Cracow, Małopolskie, Poland.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchŚwiebodzice, PolandHQ recorded Nov 6, 2026201-50036 contacts →

Exact match

“TERMET S.A, as part of Ferro Group S.A, is a leading manufacturer of heating devices in Poland - gas boilers of various types, heat pumps, water heaters and solutions based on…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchWarsaw, PolandHQ recorded Nov 6, 202651-20034 contacts →

Exact match

“Trane® is a world leader in air conditioning systems, services and solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchWrocław, PolandHQ recorded Nov 6, 202651-20022 contacts →

Exact match

“BDR Thermea Poland Sp.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchOstrołęka, PolandHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“Jesteśmy producentem węzłów cieplnych, pionierami branży na rynku polskim.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchWarsaw, PolandHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“STIEBEL ELTRON to rodzinna firma o międzynarodowym zasięgu, z ponad 100-letnią tradycją.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchWarsaw, PolandHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“Tempcold Sp.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchZamość, PolandHQ recorded Nov 6, 202651-20017 contacts →

Exact match

“emultimax.pl is a package/freight delivery company based out of 9 Peowiaków, Zamość, Poland.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchGłówna, PolandHQ recorded Nov 6, 202651-20016 contacts →

Exact match

“Wizytówką firmy jest pełna elegancji armatura grzewcza.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchZduńska Wola, PolandHQ recorded Nov 6, 202651-20016 contacts →

Exact match

“Systema Polska Sp.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchKraków, PolandHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“Wierzymy, że stworzyliśmy rozwiązania w zakresie ogrzewania płaszczyznowego i instalacji, które realnie wpływają na komfort życia naszych Klientów.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchKraków, PolandHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“Dlaczego Heat Decor to dobry wybór?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchKomorów, PolandHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“WOLF GmbH to niemiecki producent profesjonalnych systemów grzewczych: pomp ciepła, kotłów gazowych i olejowych, systemów wentylacyjnych i klimatyzacyjnych opartych na…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchPiaseczno, PolandHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“Nasza Firma jako THERMOVAL POLSKA funkcjonuje od 1 maja 2003 roku, jednak historia jej wcześniejszej działalności sięga lat osiemdziesiątych dwudziestego wieku.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchStalowa Wola, PolandHQ recorded Nov 6, 202651-20010 contacts →

Exact match

“Rakoczy Solidne Ciepło - to jedna z najstarszych marek kotlarskich w Polsce.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchWarsaw, PolandHQ recorded Nov 6, 202611-509 contacts →

Exact match

“JAGA ŁAMIE TRADYCYJNE SPOSOBY MYŚLENIA Skupiając się na innowacyjności i kreatywności Jaga stała się wiodącą w Europie fabryką grzejników.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 316 heating system suppliers based in Poland

See the full list, filter by size, metro and specialty, and access 454 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Heating system suppliers based in Poland at a glance

As of Nov 6, 2026
17.1%Verified-email coverage
8.4Average contacts per company
11-50Median size (employees)
7.9%Largest-city concentration · Warsaw
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
151
11-50
100
51-200
44
201-500
6
501-1,000
5
1,001-5,000
3
10001+
1

Email recency for this list is measured worldwide rather than for Poland, so it is reported there. Company counts and contact totals on this page are exact for Poland, over 316 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 Poland whose business descriptions match “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 454 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

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 “heating system suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many heating system suppliers are there based in Poland?

RevenueBase identified 316 company matches for heating system suppliers associated with Poland as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Fabryka Kotłów Sefako S.A tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most heating system suppliers?

Warsaw leads with 25 company records, followed by Wroclaw (17) and Krakow (14).

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 454 professional contacts with verified work emails tracked across these 316 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

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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.