69active companies
6registered in the past year
26reported taxable income for 2024
19 t€industry median income in Finland, 2024
Largest by taxable income
| Company | Taxable income 2024 | Revenue |
|---|---|---|
| Promethor OyLimited company, registered 1995 | 417 t€ | 1,4 M€ |
| Rakennuttajatoimisto HLC OyLimited company, registered 2018 | 168 t€ | – |
| NR-Rakennuslaskenta OyLimited company, registered 2023 | 112 t€ | – |
| Kajo FM OyLimited company, registered 2024 | 104 t€ | – |
| Contro OyLimited company, registered 2015 | 94 t€ | – |
| Schüco Finland OyLimited company, registered 2014 | 87 t€ | – |
| Insinööritoimisto Milan OyLimited company, registered 2015 | 79 t€ | – |
| Rinssi OyLimited company, registered 2008 | 72 t€ | – |
| ThermoSunEco OyLimited company, registered 2009 | 70 t€ | – |
| RKM Koski OyLimited company, registered 1999 | 62 t€ | – |
| Convar OyLimited company, registered 1978 | 48 t€ | – |
| OLERAP OyLimited company, registered 2014 | 43 t€ | – |
| WF Turku OyLimited company, registered 2021 | 25 t€ | – |
| Rakennussuunnittelu Ari Hannonen OyLimited company, registered 1993 | 23 t€ | – |
| Salcontrol OyLimited company, registered 2020 | 23 t€ | – |
| LVI-valvonta Mäki OyLimited company, registered 2004 | 22 t€ | – |
| Insinööritoimisto Suunnittelumestarit OyLimited company, registered 1984 | 13 t€ | – |
| Insinööritoimisto Seppo Asplund OyLimited company, registered 1987 | 11 t€ | – |
| Turun Talotekniikkakeskus OyLimited company, registered 2010 | 9 633 € | – |
| AMO-Engineering OyLimited company, registered 2017 | 9 404 € | – |
| Insnova OyLimited company, registered 1990 | 8 817 € | – |
| Insinööritoimisto Kalin OyLimited company, registered 2021 | 6 422 € | – |
| Valvox OyLimited company, registered 2011 | 5 285 € | – |
| Heikpro Consulting OyLimited company, registered 2020 | 3 368 € | – |
| Mittaava OyLimited company, registered 2023 | 1 067 € | – |
| Insinööritoimisto Simsalabim OyLimited company, registered 1993 | 515 € | – |
| Koskela Lähdeviita OyLimited company, registered 2024 | – | – |
| Julkisivukonsultointi Helsinki OyLimited company, registered 2022 | – | – |
| Varsinais-Suomen Sisäilmapiste OyLimited company, registered 2021 | – | – |
| Kuura Partners OyLimited company, registered 2019 | – | – |
| AV Consult OyLimited company, registered 2018 | – | – |
| Insto Kaunisto OyLimited company, registered 2018 | – | – |
| Unga Invest OyLimited company, registered 2017 | – | – |
| Kattokonsultointi Jari Mustikkamaa OyLimited company, registered 2017 | – | – |
| Wikutec OyLimited company, registered 2016 | – | – |
| Aeronos OyLimited company, registered 2015 | – | – |
| RautoVal OyLimited company, registered 2015 | – | – |
| N.N.S. International OyLimited company, registered 2015 | – | – |
| Turun Kuntotutkimus OyLimited company, registered 2015 | – | – |
| Rakennus Brandt OyLimited company, registered 2012 | – | – |
| Aurapro OyLimited company, registered 2011 | – | – |
| Opeco OyLimited company, registered 2008 | – | – |
| MMR-Vuokraus OyLimited company, registered 2008 | – | – |
| Leimu Engineering oyLimited company, registered 2007 | – | – |
| Business Development Finland OyLimited company, registered 2007 | – | – |
| JL-TATE OyLimited company, registered 2006 | – | – |
| Spring Stream OyLimited company, registered 2004 | – | – |
| PK-Eurotiimi OyLimited company, registered 1996 | – | – |
| Julkisivukonsultointi JK OyLimited company, registered 1994 | – | – |
| TS-tekniikka OyLimited company, registered 1992 | – | – |
| HR-Suunnittelu OyLimited company, registered 1990 | – | – |
| Larke OyMutual real estate company, registered 1983 | – | – |
| Insinööritoimisto Turun Rakennussuunnittelu OyLimited company, registered 1981 | – | – |
| Projecon OyLimited company, registered 1980 | – | – |
| JN-Rakennustekniikka OyLimited company, registered 1976 | – | – |
| Enerstem OyLimited company, registered 2026 | – | – |
| Koordio OyLimited company, registered 2026 | – | – |
| Global Construction Developer OyLimited company, registered 2026 | – | – |
| Vaarnat Consulting OyLimited company, registered 2026 | – | – |
| SS EnCo OyLimited company, registered 2025 | – | – |
| PMCO Finland OyLimited company, registered 2025 | – | – |
| RL Construction OyLimited company, registered 2025 | – | – |
| TARKKA JA MARKKA OYLimited company, registered 2025 | – | – |
| Insinööritoimisto Tuotantopartnerit OyLimited company, registered 2025 | – | – |
| Valmore OyLimited company, registered 2025 | – | – |
| Loiva Ratkaisut OyLimited company, registered 2024 | – | – |
| J&R Simolin avoin yhtiöGeneral partnership, registered 2020 | – | – |
| Tietosiru OyLimited company, registered 1989 | – | – |
| Insinööritoimisto Markku Haapanen KyLimited partnership, registered 1983 | – | – |
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
| Enerstem Oy | 26.10.2026 |
| Koordio Oy | 10.7.2026 |
| Global Construction Developer Oy | 8.7.2026 |
| Vaarnat Consulting Oy | 27.1.2026 |
| SS EnCo Oy | 19.12.2025 |
| PMCO Finland Oy | 21.11.2025 |
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