Company lists · Data refreshed September 2026

Top 12 Underfloor heating manufacturers based in Poland

RevenueBase identified 66 underfloor heating manufacturers headquartered in Poland as of September 2026 and tracks 425 professional contacts across them, including 81 with verified work emails. Krakow is the largest hub.

This list covers underfloor heating manufacturers headquartered in Poland, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 29, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 29, 2026 86% judged on-target in blind review
66Companies
425Contacts tracked
81Verified emails
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The 12 largest underfloor heating manufacturers based in Poland

Ranked by team size
Top 12 of 66 underfloor heating manufacturers based in Poland, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to underfloor heating manufacturers: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceKraków, PolandHQ checked Sep 29, 2026501-1,00041 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 29, 2026
2Strong evidenceŚwiebodzice, PolandHQ checked Sep 29, 2026201-50034 contacts →

Strong evidence

“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…”

Source: RevenueBase Database · checked Sep 29, 2026
3Indirect evidenceWarsaw, PolandHQ checked Sep 29, 202611-5017 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 29, 2026
4Indirect evidenceKomorów, PolandHQ checked Sep 29, 202611-5016 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 29, 2026
5Indirect evidenceKraków, PolandHQ checked Sep 29, 202611-5014 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 29, 2026
6Indirect evidenceZduńska Wola, PolandHQ checked Sep 29, 202651-20014 contacts →

Indirect evidence

“Systema Polska Sp.”

Source: RevenueBase Database · checked Sep 29, 2026
7Indirect evidencePiaseczno, PolandHQ checked Sep 29, 202611-5011 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 29, 2026
8Indirect evidenceKraków, PolandHQ checked Sep 29, 202611-5011 contacts →

Indirect evidence

“Dlaczego Heat Decor to dobry wybór?”

Source: RevenueBase Database · checked Sep 29, 2026
9Indirect evidenceWarsaw, PolandHQ checked Sep 29, 202611-509 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 29, 2026
10Indirect evidenceToruń, PolandHQ checked Sep 29, 20261-104 contacts →

Indirect evidence

“O NAS: Produkujemy komponenty i systemy do dystrybucji ogrzewania, chłodzenia, klimatyzacji i wody użytkowej, które są w 100% wykonane we Włoszech dla sektora mieszkaniowego…”

Source: RevenueBase Database · checked Sep 29, 2026
11Indirect evidenceKraków, PolandHQ checked Sep 29, 20261-102 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 29, 2026
12Indirect evidenceChotomów, PolandHQ checked Sep 29, 20261-102 contacts →

Indirect evidence

“Dostarczamy profesjonale promienniki elektryczne i panele na podczerwień do ogrzewania: biur, sklepów, domów, mieszkań, warsztatów, hal, ogrodów zimowych, tarasów, balkonów…”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 12 of 66 underfloor heating manufacturers based in Poland

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Underfloor heating manufacturers based in Poland at a glance

As of Sep 29, 2026
19.1%Verified-email coverage
6.4Average contacts per company
11-50Median size (employees)
10.6%Largest-city concentration · Krakow
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
25
11-50
28
51-200
7
201-500
3
501-1,000
2
1,001-5,000
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 66 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among underfloor heating manufacturers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Poland whose own description of what they do matches “underfloor heating manufacturers”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names underfloor heating manufacturers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among underfloor heating manufacturers, and records with no verified work email. Companies headquartered outside Poland are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 81 across the full list. 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 September 29, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names underfloor heating manufacturers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many underfloor heating manufacturers are there based in Poland?

RevenueBase identified 66 underfloor heating manufacturers headquartered in Poland as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Grudnik Sp. Z O. O, headquartered in Krakow, tops this list with the largest team on record.

Which city has the most underfloor heating manufacturers?

Krakow leads with 7 headquartered companies, followed by Warsaw (4) and Wroclaw (3).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 81 verified decision-maker contacts tracked across these 66 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 29, 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 Smart Search, 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.