41active companies
2registered in the past year
14reported taxable income for 2024
23 t€industry median income in Finland, 2024
Largest by taxable income
| Company | Taxable income 2024 | Revenue |
|---|---|---|
| Yuka Holding OyLimited company, registered 2013 | 2,4 M€ | – |
| Resta Service OyLimited company, registered 1996 | 1,8 M€ | – |
| Sähköliike Teho OyLimited company, registered 1941 | 885 t€ | – |
| Settek OyLimited company, registered 2003 | 358 t€ | – |
| Proput Oy KotkaLimited company, registered 1998 | 200 t€ | – |
| Kurvi & Sinivaara OyLimited company, registered 1990 | 198 t€ | – |
| HL-SähköosakeyhtiöLimited company, registered 1998 | 54 t€ | – |
| Merisähkö OyLimited company, registered 2008 | 33 t€ | – |
| Sähköpalvelu Petri Kosonen OyLimited company, registered 2014 | 26 t€ | – |
| Elprotec OyLimited company, registered 2004 | 22 t€ | – |
| Teleurakointi Titari OyLimited company, registered 2010 | 19 t€ | – |
| Once Controls OyLimited company, registered 1989 | 13 t€ | – |
| CalorCat OyLimited company, registered 2024 | 10 t€ | – |
| Dalhfors OyLimited company, registered 2021 | 5 168 € | – |
| IRi Valvonta OyLimited company, registered 2023 | – | – |
| Kymitec Sähkö OyLimited company, registered 2022 | – | – |
| ILP-Tech oyLimited company, registered 2020 | – | – |
| Control Sähkö OyLimited company, registered 2020 | – | – |
| Fitzhay Electrical Finland OyLimited company, registered 2019 | – | – |
| K & K rakentajat OyLimited company, registered 2015 | – | – |
| Peltola Power OyLimited company, registered 2014 | – | – |
| Kotkan Ki & Vi OyLimited company, registered 2014 | – | – |
| KYMEN INFRATEKNIIKKA OYLimited company, registered 2012 | – | – |
| Sähköjänis OyLimited company, registered 2011 | – | – |
| Aapee OyLimited company, registered 2009 | – | – |
| QM Installation OyLimited company, registered 2001 | – | – |
| Sähkö-Karhunen OyLimited company, registered 1998 | – | – |
| KotkaTec OyLimited company, registered 1995 | – | – |
| Oy Relix Ltd FinlandLimited company, registered 1993 | – | 1,3 M€ |
| Rannikon Sähkö- ja Kylmäasennus OyLimited company, registered 2026 | – | – |
| Elea Group OyLimited company, registered 2025 | – | – |
| Ensol OyLimited company, registered 2025 | – | – |
| Suomen Sähkömestarit OyLimited company, registered 2025 | – | – |
| LA-Sähköasennus OyLimited company, registered 2025 | – | – |
| IEI Services OyLimited company, registered 2024 | – | – |
| JVS Serving OyLimited company, registered 2019 | – | – |
| Sähköliike JSA KyLimited partnership, registered 2003 | – | – |
| Kotkan Sähköasennus OyLimited company, registered 1992 | – | – |
| KHR-sähkö Avoin yhtiöGeneral partnership, registered 1992 | – | – |
| Locont KyLimited partnership, registered 1991 | – | – |
| Sat-Antenni KyLimited partnership, registered 1990 | – | – |
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
| Rannikon Sähkö- ja Kylmäasennus Oy | 2.10.2026 |
| Elea Group Oy | 5.11.2025 |
Free monthly list: Kotka
Once a month by email: new leads in this municipality and its neighbours, the month's figures and the full list. No charge, no commitment, cancel any time.