252active companies
10registered in the past year
100reported taxable income for 2024
38 t€industry median income in Finland, 2024
Largest by taxable income (100 of 252)
| Company | Municipality | Taxable income 2024 | Revenue |
|---|---|---|---|
| Eupart OyLimited company, registered 2008 | Eura | 2,2 M€ | – |
| Saimaa Group OyLimited company, registered 2011 | Lappeenranta | 962 t€ | – |
| Refrak OyLimited company, registered 1983 | Kotka | 897 t€ | – |
| Lämpösulku OyLimited company, registered 1984 | Kotka | 782 t€ | – |
| Saimaan Eristys OyLimited company, registered 2013 | Lappeenranta | 686 t€ | – |
| Eristyskolmio OyLimited company, registered 2011 | Helsinki | 669 t€ | – |
| Kymsol OyLimited company, registered 2009 | Oulu | 569 t€ | – |
| PEPT Oy AbLimited company, registered 1992 | Kaustinen | 459 t€ | – |
| SIWOX OyLimited company, registered 2020 | Helsinki | 435 t€ | – |
| Dosti OyLimited company, registered 2016 | Lieto | 381 t€ | – |
| Covermat OyLimited company, registered 1991 | Naantali | 354 t€ | – |
| FinsPro OyLimited company, registered 2017 | Espoo | 340 t€ | – |
| Hämeen Kate OyLimited company, registered 2003 | Nokia | 306 t€ | – |
| Eristyspalvelu Kaasalainen OyLimited company, registered 2013 | Kärkölä | 239 t€ | – |
| Suomen LVI-Asennus OyLimited company, registered 2014 | Rauma | 228 t€ | – |
| Botnia-Rent OyLimited company, registered 1989 | Vaasa | 218 t€ | – |
| Pureco OyLimited company, registered 2015 | Oulu | 210 t€ | – |
| Keski-Savon Eristys OyLimited company, registered 2011 | Mikkeli | 194 t€ | – |
| Trekman OyLimited company, registered 2008 | Joensuu | 194 t€ | – |
| TLR-Eristys Lahti OyLimited company, registered 1993 | Mynämäki | 181 t€ | – |
| Rodbay OyLimited company, registered 2011 | Ylöjärvi | 175 t€ | – |
| Vaasan Lämpöeristys OyLimited company, registered 2021 | Mustasaari | 168 t€ | – |
| Hämeen Lämpöeriste OyLimited company, registered 2020 | Porvoo | 168 t€ | – |
| Jusander OyLimited company, registered 2015 | Riihimäki | 159 t€ | – |
| AT-Eristys OyLimited company, registered 2006 | Paimio | 155 t€ | – |
| FG-Insulation OyLimited company, registered 2019 | Helsinki | 149 t€ | – |
| Eristysasennus V Juvonen OyLimited company, registered 1997 | Keminmaa | 137 t€ | – |
| Onnikon Yhtiöt OyLimited company, registered 2022 | Vantaa | 132 t€ | – |
| FF eristys OyLimited company, registered 2010 | Vantaa | 129 t€ | – |
| Kattamisliike Tallqvist OyLimited company, registered 2021 | Salo | 126 t€ | – |
| Nordic Energiatekniikka OyLimited company, registered 2013 | Nurmijärvi | 114 t€ | – |
| TSP Asennus OyLimited company, registered 2023 | Jyväskylä | 114 t€ | – |
| SK-ERISTYS OYLimited company, registered 2014 | Helsinki | 107 t€ | – |
| AHH-ERISTYS OYLimited company, registered 2020 | Mynämäki | 105 t€ | – |
| Hyttisen Eristysliike OyLimited company, registered 1964 | Pori | 104 t€ | – |
| Ben Slama OyLimited company, registered 2014 | Turku | 100 t€ | – |
| FI-Eristys OyLimited company, registered 2020 | Turku | 95 t€ | – |
| Kausalan Putkieristys OyLimited company, registered 1990 | Iitti | 86 t€ | – |
| NG-Insulation OyLimited company, registered 2007 | Kolari | 85 t€ | – |
| S.A Eristys OyLimited company, registered 1987 | Laihia | 83 t€ | – |
| Binaku Eristys OyLimited company, registered 2017 | Turku | 83 t€ | – |
| Eristysapu OyLimited company, registered 1979 | Oulu | 78 t€ | – |
| Pelti-Seppälä OyLimited company, registered 1987 | Heinola | 68 t€ | 306 t€ |
| Lämpövilla OyLimited company, registered 2016 | Rauma | 62 t€ | – |
| Kalajoen Teollisuuseristys OyLimited company, registered 2023 | Kalajoki | 62 t€ | – |
| HH-Eristys OyLimited company, registered 1992 | Saarijärvi | 60 t€ | – |
| VM Eristyspalvelu OyLimited company, registered 2010 | Siilinjärvi | 50 t€ | – |
| Eristyskartio OyLimited company, registered 2016 | Helsinki | 48 t€ | – |
| JLS Eristys OyLimited company, registered 2007 | Raisio | 46 t€ | – |
| Kiimingin Eristys OyLimited company, registered 1979 | Oulu | 38 t€ | – |
| Jyväskylän EristysTeam OyLimited company, registered 2021 | Jyväskylä | 34 t€ | – |
| EkoKarhu OyLimited company, registered 2009 | Siikajoki | 34 t€ | – |
| VF-ERISTYS OyLimited company, registered 2020 | Turku | 32 t€ | – |
| Uretaanipojat OyLimited company, registered 2014 | Seinäjoki | 32 t€ | – |
| MJ Eristys OyLimited company, registered 2022 | Saarijärvi | 31 t€ | – |
| Ekoeriste OyLimited company, registered 1994 | Kouvola | 31 t€ | – |
| Herab-Terimäc OyLimited company, registered 1992 | Posio | 31 t€ | – |
| TOP-ERISTYS OYLimited company, registered 2019 | Turku | 29 t€ | – |
| Primaeristys OyLimited company, registered 2013 | Mustasaari | 28 t€ | – |
| Keski-Uudenmaan Peltieristys OyLimited company, registered 2011 | Tuusula | 27 t€ | – |
| TaloTaito Rakennus- ja Siivousyritys OyLimited company, registered 2024 | Kerava | 25 t€ | – |
| Kuusaan Pintakate OyLimited company, registered 1994 | Kouvola | 24 t€ | 389 t€ |
| Remzi Asllani OyLimited company, registered 2008 | Turku | 23 t€ | – |
| Sev-Dig AbLimited company, registered 1998 | Kemiönsaari | 22 t€ | – |
| Oy Luonova AbLimited company, registered 1994 | Raasepori | 22 t€ | – |
| Sipoon Puhallusvilla OyLimited company, registered 2012 | Porvoo | 21 t€ | – |
| Asennus Valanta OyLimited company, registered 2014 | Mikkeli | 20 t€ | – |
| JF-Eristys OYLimited company, registered 2020 | Turku | 19 t€ | – |
| Putkierdaajat OyLimited company, registered 2023 | Vantaa | 19 t€ | – |
| MKK - Eristys ja Huolto OyLimited company, registered 2019 | Jämsä | 17 t€ | – |
| JH-Insulation OyLimited company, registered 2023 | Ilmajoki | 15 t€ | – |
| Auranmaan Puhallusvilla OyLimited company, registered 2019 | Pöytyä | 14 t€ | – |
| Hewaco Trading OyLimited company, registered 1985 | Vantaa | 13 t€ | – |
| Läsä Lämmönsäästäjät OyLimited company, registered 2009 | Pello | 13 t€ | – |
| Valvier OyLimited company, registered 2011 | Vaasa | 12 t€ | – |
| Etelä-Suomen LVI-Eristys OyLimited company, registered 2014 | Somero | 12 t€ | – |
| LVI-Eristys Leino OyLimited company, registered 1998 | Turku | 11 t€ | – |
| Finsultec OyLimited company, registered 2024 | Järvenpää | 10 t€ | – |
| ProTech Industry OyLimited company, registered 2023 | Espoo | 10 t€ | – |
| OS-Eristys OyLimited company, registered 2024 | Espoo | 8 906 € | – |
| T. Huotari OyLimited company, registered 1984 | Lahti | 8 557 € | – |
| Kymen Selluvilla Asennus OyLimited company, registered 2007 | Kouvola | 6 616 € | – |
| Anmaro OyLimited company, registered 2017 | Tampere | 5 469 € | – |
| Anpe Tampere OyLimited company, registered 2009 | Lempäälä | 4 998 € | – |
| Eristyspalvelu P Nieminen OyLimited company, registered 1987 | Mänttä-Vilppula | 4 968 € | – |
| R-Villa OyLimited company, registered 2018 | Aura | 4 658 € | – |
| JE Eristys OyLimited company, registered 2008 | Tampere | 4 460 € | – |
| Pete Eristys OyLimited company, registered 2020 | Raisio | 4 255 € | – |
| Plus Eristys OyLimited company, registered 2023 | Vantaa | 3 655 € | – |
| F-Fors OyLimited company, registered 2012 | Porvoo | 3 379 € | – |
| Länsi-Suomen eristyspalvelu OyLimited company, registered 2016 | Raisio | 3 151 € | – |
| Villa-Veikot OyLimited company, registered 2018 | Savonlinna | 3 018 € | – |
| Siliprofil OyLimited company, registered 1990 | Kustavi | 2 694 € | – |
| ISKA Group OyLimited company, registered 2023 | Aura | 2 682 € | – |
| Anpe Turku OyLimited company, registered 1991 | Kaarina | 1 443 € | – |
| ProVilla OyLimited company, registered 2013 | Akaa | 1 096 € | – |
| Insultek OyLimited company, registered 2011 | Lohja | 823 € | – |
| Keski-Suomen Eristepalvelut OyLimited company, registered 2020 | Kuopio | 381 € | – |
| Etelä-Suomen Yläpohjasaneeraus OyLimited company, registered 2020 | Hämeenlinna | 225 € | – |
| Capital Thermal Services OyLimited company, registered 2022 | Helsinki | 13 € | – |
Taxable income is the profit as calculated for taxation, not revenue. Revenue is shown once a company has filed its financial statements digitally. Each company's page has its financials, tax data and Trade Register events.
Newest companies
| Teline ja Eristys oy | 25.9.2026 |
| Denflow Oy | 16.9.2026 |
| Flo Flo Oy | 28.7.2026 |
| Lamiral Oy | 27.5.2026 |
| Tenettech Oy | 22.5.2026 |
| Bro Insulation Oy | 22.3.2026 |
| LVI-Eristys Pauniranta Oy | 15.3.2026 |
| AA-Eristys Oy | 11.2.2026 |
| M & B Eristys Oy | 16.12.2025 |
| Eristeline Oy | 5.11.2025 |
By municipality
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