Opus Online OÜ
Opus Online OÜ is a Private limited company (Ltd.) registered in Estonia under 16115975, and its current status with Estonian e-Business Register (ariregister) is active. The company was incorporated on 7 December 2020 and lists its registered address as Tallinn, Estonia. 5 shareholders are on record for Opus Online OÜ, 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 5 November 2026.
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Shareholders
5
Five shareholders are currently on record for Opus Online OÜ, filed with Estonian e-Business Register (ariregister).
The largest of these is Uptime Oü, holding 51% — a majority holding — followed by Raul Viskar at 12.3%; the remaining 3 shareholders shown hold smaller stakes.
Every 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.
| Shareholder | Type | Holding | Source Document |
|---|---|---|---|
| Uptime Oü | 51% | Estonian e-Business Register (ariregister) | |
| Raul Viskar | 12.3% | Estonian e-Business Register (ariregister) | |
| Allan Kikkas | 12.3% | Estonian e-Business Register (ariregister) |
Officers
3
Three officers are currently on record for Opus Online OÜ, filed with Estonian e-Business Register (ariregister). Margus Eha and Eero Tohver both serve as Juhatuse Liige; Nasdaq Csd Se serves as Osade Registripidaja.
Management authority at Opus Online OÜ 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
Opus Online OÜ sits 2 levels below its ultimate parent, Osauhing ET & Ko Konsultatsioonid, registered in Estonia. The full chain up to Osauhing ET & Ko Konsultatsioonid is derived by walking shareholder filings across jurisdictions; no link in it is independently corroborated by Opus Online OÜ's own shareholder record.
Osauhing ET & Ko Konsultatsioonid
Estonia
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Frequently Asked Questions
Who owns Opus Online OÜ?
Five shareholders are currently on record for Opus Online OÜ, filed with Estonian e-Business Register (ariregister). The largest of these is Uptime Oü, holding 51% — a majority holding — followed by Raul Viskar at 12.3%; the remaining 3 shareholders shown hold smaller stakes. Every 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 Opus Online OÜ's UBO (Ultimate Beneficial Owner)?
At least one shareholder recorded for Opus Online OÜ 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 Opus Online OÜ have on record?
5 shareholders are shown on record for Opus Online OÜ.
What is Opus Online OÜ's company registration number?
Opus Online OÜ's registration number is 16115975, filed with Estonian e-Business Register (ariregister) in Estonia. Its current status on the register is active.
Is Opus Online OÜ still an active company?
Opus Online OÜ's status on Estonian e-Business Register (ariregister) is listed as active.
When was Opus Online OÜ incorporated?
Opus Online OÜ was incorporated on 7 December 2020, according to Estonian e-Business Register (ariregister).
What is Opus Online OÜ's registered address?
The registered address on file for Opus Online OÜ is Tallinn, Estonia.
What legal structure is Opus Online OÜ registered as?
Opus Online OÜ is registered as a Private limited company (Ltd.) in Estonia.
Who are the officers/directors of Opus Online OÜ?
Three officers are currently on record for Opus Online OÜ, filed with Estonian e-Business Register (ariregister). Margus Eha and Eero Tohver both serve as Juhatuse Liige; Nasdaq Csd Se serves as Osade Registripidaja. Management authority at Opus Online OÜ sits with these individuals, not with shareholders, who are covered separately and hold ownership rather than control.
Does Opus Online OÜ have a parent company or subsidiaries?
Opus Online OÜ sits 2 levels below its ultimate parent, Osauhing ET & Ko Konsultatsioonid, registered in Estonia.
Can Zavia monitor changes to Opus Online OÜ'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 Opus Online OÜ's registered shareholders, officers, and group structure going forward, flagging updates as they're filed rather than requiring a manual recheck.
Can I access Opus Online OÜ'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 Opus Online OÜ'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 5 November 2026.