Osaühing Proton One
Registration details
Company overview
Osaühing Proton One is a Private limited company (Ltd.) registered in Estonia under 10722220, and its current status with Estonian e-Business Register (ariregister) is active. The company was incorporated on 9 January 2001 and lists its registered address as Tallinn, Estonia. 1 shareholder is on record for Osaühing Proton One, including at least one natural person recorded as a direct holder; the filing carries no beneficial-ownership flag, so that holder is noted here as a recorded shareholder rather than a confirmed ultimate beneficial owner (UBO). This profile is sourced directly from Estonian e-Business Register (ariregister) and was last updated on 9 November 2026.
Officers
1
Registry notes and limitations
One officer is currently on record for Osaühing Proton One, filed with Estonian e-Business Register (ariregister). Raimo Reinans serves as Juhatuse Liige.
Management authority at Osaühing Proton One sits with these individuals, not with shareholders, who are covered separately and hold ownership rather than control.
The source filing doesn't specify representation authority — whether officers can act individually or must sign jointly to bind the company — so that detail isn't available here.
Group Structure
OU ILV GRUPP
Estonia
How these relationships were recorded
Osaühing Proton One sits 1 level below its ultimate parent, OU ILV GRUPP, registered in Estonia. The full chain up to OU ILV GRUPP is derived by walking shareholder filings across jurisdictions; no link in it is independently corroborated by Osaühing Proton One's own shareholder record.
Frequently asked questions
Who owns Osaühing Proton One?
One shareholder is currently on record for Osaühing Proton One, filed with Estonian e-Business Register (ariregister). The largest of these is Oü Ilv Grupp, holding 100% — a majority holding. The shareholder shown is an individual, recorded as a direct holder at this level; the record carries no UBO/PSC flag, so beneficial-owner status is not confirmed here.
Who is Osaühing Proton One's UBO (Ultimate Beneficial Owner)?
At least one shareholder recorded for Osaühing Proton One is a natural person. The record carries no dedicated UBO/PSC flag, so that holder is stated here as a recorded shareholder rather than a confirmed Ultimate Beneficial Owner (UBO).
How many shareholders does Osaühing Proton One have on record?
1 shareholder is shown on record for Osaühing Proton One.
What is Osaühing Proton One's company registration number?
Osaühing Proton One's registration number is 10722220, filed with Estonian e-Business Register (ariregister) in Estonia. Its current status on the register is active.
Is Osaühing Proton One still an active company?
Osaühing Proton One's status on Estonian e-Business Register (ariregister) is listed as active.
When was Osaühing Proton One incorporated?
Osaühing Proton One was incorporated on 9 January 2001, according to Estonian e-Business Register (ariregister).
What is Osaühing Proton One's registered address?
The registered address on file for Osaühing Proton One is Tallinn, Estonia.
What legal structure is Osaühing Proton One registered as?
Osaühing Proton One is registered as a Private limited company (Ltd.) in Estonia.
Who are the officers/directors of Osaühing Proton One?
One officer is currently on record for Osaühing Proton One, filed with Estonian e-Business Register (ariregister). Raimo Reinans serves as Juhatuse Liige. Management authority at Osaühing Proton One sits with these individuals, not with shareholders, who are covered separately and hold ownership rather than control.
Does Osaühing Proton One have a parent company or subsidiaries?
Osaühing Proton One sits 1 level below its ultimate parent, OU ILV GRUPP, registered in Estonia.
Can Zavia monitor changes to Osaühing Proton One's ownership over time?
This profile reflects a point-in-time snapshot from Estonian e-Business Register (ariregister). Zavia's monitoring API can track changes to Osaühing Proton One's registered shareholders, officers, and group structure going forward, flagging updates as they're filed rather than requiring a manual recheck.
Can I access Osaühing Proton One's data through an API?
Yes. Zavia's API connects directly to official government ownership registries across 195 countries and territories, including Estonia, so records like Osaühing Proton One's registration, shareholder, UBO, and group-structure data can be queried programmatically instead of viewed one page at a time.
Where does this company information come from, and how current is it?
This record is sourced directly from Estonian e-Business Register (ariregister) and was last synced on 9 November 2026.