Company lists · Data refreshed November 2026

Top 25 Heating system suppliers based in Finland

RevenueBase identified 53 company matches for heating system suppliers associated with Finland as of November 2026 and tracks 820 professional contacts across them, including 474 with verified work emails. Helsinki is the largest hub.

This list covers company matches for heating system suppliers associated with Finland, 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
53Companies
820Contacts tracked
474Verified emails
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The 25 largest heating system suppliers based in Finland

Ranked by team size
Top 25 of 53 company matches for heating system suppliers based in Finland, 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 matchHelsinki, FinlandHQ recorded Nov 6, 20261,001-5,000341 contacts →

Exact match

“We are Purmo Group, leader in sustainable indoor climate comfort solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchJyväskylä, FinlandHQ recorded Nov 6, 202651-20066 contacts →

Exact match

“Olemme lämmitys- ja viilennysalan edelläkävijäyritys, joka toimittaa asiakkailleen energiatehokkaita, ympäristöystävällisiä ja uusinta teknologiaa hyödyntäviä lämmitys, viilennys-…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchTuusula, FinlandHQ recorded Nov 6, 202651-20059 contacts →

Exact match

“Chiller is a leading expert in the cooling and heating industry, providing equipment solutions tailored to clients’ requirements.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchMustasaari, FinlandHQ recorded Nov 6, 202651-20036 contacts →

Exact match

“Puhdasta lämpöä ja ilmaa!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchVantaa, FinlandHQ recorded Nov 6, 202651-20028 contacts →

Exact match

“Tom Allen Senera Oy is one of the leading providers of heating and cooling solutions to residential and commercial buildings in Finland.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchUusimaa, FinlandHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“Höyrytys Oy on kokonaisvaltainen energiapalvelujen tuottaja, joka toteuttaa asiakkailleen joustavia energiaratkaisuja lämmön, höyryn ja sähkön tuotantoon.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchVantaa, FinlandHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“Teknocalor Oy Ab on vuonna 1958 perustettu talotekniikan maahantuontiyritys, joka tarjoaa ensiluokkaista asiantuntemusta ja korkealaatuisia tuotteita ilmanvaihdon…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchFinlandHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“Itula on energiaa ja ympäristöä säästäviin lämmitys- ja jäähdytysjärjestelmiin erikoistunut kotimainen yritys, joka myy ja valmistaa lvi-alan tuotteita ja järjestelmiä.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchRaasepori, FinlandHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“Kattavat LVI-järjestelmät – alusta loppuun Myymme ja markkinoimme kattavia Roth käyttövesi- ja lattialämmitysjärjestelmiä.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchEspoo, FinlandHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“Stravent Oy – äänetöntä ja vedotonta ilmastointia!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchHelsinki, FinlandHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“Spinea Oy – Teknisen kaupan edelläkävijä jo yli 30 vuotta Spinea Oy on vuonna 1992 perustettu tekninen maahantuonti, tukku- ja asennusliike, joka toimittaa laadukkaita ja…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchHalikko, FinlandHQ recorded Nov 6, 20261-1011 contacts →

Exact match

“Energytech on teollisuuden energiateknisten järjestelmien maahantuontiin, asennuksiin ja huoltoon erikoistunut yritys, joka toteuttaa asiakkailleen räätälöityjä energiaratkaisuja…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchLuvia, FinlandHQ recorded Nov 6, 202651-2009 contacts →

Exact match

“Polartherm is a leading provider of air heating solutions in Northern Europe.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchParkano, FinlandHQ recorded Nov 6, 202611-509 contacts →

Exact match

“Tekojaa provides solutions for industrial refrigeration, ventilation and heat pump systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchVantaa, FinlandHQ recorded Nov 6, 202611-509 contacts →

Exact match

“Innoair Oy myy, suunnittelee ja asentaa energiatehokkaat ilmastointi, ilmanvaihto- ja lämmitysratkaisut kuluttajille, teollisuuteen ja yrityksille.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchTurku, FinlandHQ recorded Nov 6, 202611-507 contacts →

Exact match

“Tipitek Oy on Turkulainen, lämmitys ja jäähdytysjärjestelmiin erikoistunut urakoitsija.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchKajaani, FinlandHQ recorded Nov 6, 20261-106 contacts →

Exact match

“Planray is a pioneer in industrial electric heating systems developed in demanding Finnish climate conditions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchVaasa, FinlandHQ recorded Nov 6, 202611-506 contacts →

Exact match

“Teemme töitä sekä kuluttajille että yrityksille ja kunnille.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchPyhtää, FinlandHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Järkevän energiankäytön puolesta jo vuodesta 2006 Nanea Oy on energiatehokkuuden ja vastuullisten lämmitysratkaisujen edelläkävijä.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchKaarina, FinlandHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Warmia Oy on Suomen suurin vesikiertoisen lattialämmityksen suunnitteluun, asennukseen ja markkinointiin erikoistunut yritys.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchEspoo, FinlandHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Oy Esco Ab on yksi alan vahvimmista veneiden, mökkien ja autojen lämmitin, sähkö, ja tarvikepuolen varustelun toimijoista.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchJoensuu, FinlandHQ recorded Nov 6, 202611-504 contacts →

Exact match

“Palvelemme asiakkaitamme kokonaisvaltaisesti lämpö, vesi- ja ilmanvaihtourakoissa.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchRauma, FinlandHQ recorded Nov 6, 202611-504 contacts →

Exact match

“Vesi-Vasa Oy on johtava raumalainen lämpö, vesi- ja ilmastointialan yritys.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchTammisaari, FinlandHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Thermotech on yksi Skandinavian johtavista lattialämmitys- ja käyttövesitoimittajista.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchNummela, FinlandHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Ekolämmöx designs and delivers cost-efficient and ecological heating systems.”

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

Showing 25 of 53 heating system suppliers based in Finland

See the full list, filter by size, metro and specialty, and access 474 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Heating system suppliers based in Finland at a glance

As of Nov 6, 2026
57.8%Verified-email coverage
15.5Average contacts per company
1-10Median size (employees)
9.4%Largest-city concentration · Helsinki
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
27
11-50
17
51-200
6
1,001-5,000
1

Email recency for this list is measured worldwide rather than for Finland, so it is reported there. Company counts and contact totals on this page are exact for Finland, over 53 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 Finland 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 474 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 Finland?

RevenueBase identified 53 company matches for heating system suppliers associated with Finland 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?

Purmo Group 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?

Helsinki leads with 5 company records, followed by Vantaa (5) and Kerava (3).

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 474 professional contacts with verified work emails tracked across these 53 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.