Si&Ko OÜ
In brief
Si&Ko OÜ is a private limited company (OÜ) registered in Estonia on 28 July 2020. It is 6 years old; 66% of the 2,269 live companies whose main activity is plumbing, heat and air-conditioning installation are older. Its registered office is in Lasnamäe linnaosa, Tallinn, Harju County, at an address shared with 3 other live companies. 200 live companies in Lasnamäe linnaosa share the same main activity. Official records list 2 employees.
Register details
Timeline
Register events, newest first.
- Incorporated
Register entries
From the register.
Plumbing, heat and air-conditioning installation in Estonia
Live companies whose main activity is 43.22: 2,269 in total, median age 9 years, 154 incorporated in the past 12 months.
Location
Registered office in Lasnamäe linnaosa, Tallinn, Harju County.
Also registered at this address
3 other live companies share this registered office.
- HOHAMMERTRADE OÜ16677489 · Est. 2023 · 33.12
- OBOsaühing Best Building Eco12756192 · Est. 2014 · 91.30
- OHOsaühing HAMMER SERVICE10723870 · Est. 2001 · 46.63
Similar companies
Live companies with the same main activity, nearest first.
Sources
Register data: Estonian e-Business Register open data, Centre of Registers and Information Systems (CC BY 4.0), delivery of 21 October 2026. Industry names: European Union, EU Vocabularies (NACE Rev. 2.1); EMTAK 2008 conversion: Statistics Finland (CC BY 4.0). Context figures are computed by FirmsDB from these sources. This page is not an official register; check the company's entry in the Business Register before relying on it.