O3 Technology OÜ
ActiveEstonia · registry no. 14062364 · Tallinn
O3 Technology OÜ is an active osaühing registered in Estonia (registry number 14062364), based in Tallinn, operating in ehituslik insener-tehniline projekteerimine ja nõustamine, registered on 6 June 2016, with 3 registered employees.
At a glance
- Status
- Activeregistry value: ACTIVE
- Company type
- Osaühingcode OÜ
- Industry
- Ehituslik insener-tehniline projekteerimine ja nõustamineactivity code 71.12
- Registered address
- Vesipapi tn 2, 12619 Tallinn, Harju maakond, Estonia
- Share capital
- 6,000 EURas filed
- Last accounts filed
- 2025
- Registered since
- 6 June 2016
- Employees
- 3as reported to the registry
Website & contact
- Website
- o3.eeas filed with the registry
- General email
- info@o3.eepublished on the company's own site
- Phone
- +372 53870338published on the company's own site
- Checked
- 2 September 2026
Only details the company itself publishes are shown — never personal addresses. Salespeople get the full researched record in the workbench.
Where this information comes from
Every fact above was read from e-äriregister / e-Business Register (Estonia), an official register, and last checked on 2 Sept 2026, 11:59 UTC. The data is reused under the licence “CC BY 4.0”. Nothing on this page is estimated: where the register has no value, we say so.
Similar companies in Tallinn
Same industry (ehituslik insener-tehniline projekteerimine ja nõustamine), same place, same registry status.
- APdev OÜTallinn16088882
- Apeks Inseneribüroo OÜTallinn14981639
- 1kõik OÜTallinn16796260
- 2020 Projekt OÜTallinn14985382
- 20one Aviation Support OÜTallinn17482983
- 2U OÜTallinn12586413
Is this your company?
Claim it with an email address at your company's domain. Once verified you can correct the record and tell buyers what you sell — free.