Treston Deutschland GmbH
Treston Deutschland GmbH is a Private limited company (Ltd.) registered in Germany under HRB 128290 Hamburg, and its current status with Handelsregister (Commercial Register) is active. The company was incorporated on 14 July 1983 and lists its registered address as Hamburg, Germany. 2 shareholders are on record for Treston Deutschland GmbH, and since every one of them is a company rather than an individual, this particular filing does not on its own establish an ultimate beneficial owner (UBO) — identifying one would mean tracing the ownership of each shareholding company in turn. This profile is sourced directly from Handelsregister (Commercial Register) and was last updated on 19 October 2026.
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Shareholders
2
Two shareholders are currently on record for Treston Deutschland GmbH, held on the Gesellschafterliste (shareholder list), filed under §40 of the GmbHG.
The largest of these is Sovella Oy, holding 50% — the largest recorded stake — followed by Treston Oy at 50%.
Because every shareholder shown is a company rather than an individual, the ownership chain continues above this level, and no beneficial owner can be established from this filing alone.
| Shareholder | Type | Holding | Source Document |
|---|---|---|---|
| Sovella Oy | 50% | Handelsregister (Commercial Register) | |
| Treston Oy | 50% | Handelsregister (Commercial Register) |
Officers
5
Two of the 5 officer records shown for Treston Deutschland GmbH are current appointments, filed with Handelsregister (Commercial Register). Esa Siljander (appointed 2014-08-20) and Dirk Jonsson both serve as Geschäftsführer (managing director). The remaining 3 records shown (Heikki Hildén, Walter Niepenberg and 1 other) are former appointments that have since been resigned.
The register reports 6 officers in total, including past appointments, though only the 5 most relevant records are shown here.
Management authority at Treston Deutschland GmbH 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
Treston Deutschland GmbH sits 2 levels below its ultimate parent, Treston Group Oy, registered in Finland. Immediately above Treston Deutschland GmbH is Treston Oy, holding 50% as filed in Treston Deutschland GmbH's own shareholder record with Handelsregister (Commercial Register). Treston Group Oy sits further up the chain, a link derived by walking shareholder filings across jurisdictions rather than stated in a single document.
Treston Group Oy
Finland
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Frequently Asked Questions
Who owns Treston Deutschland GmbH?
Two shareholders are currently on record for Treston Deutschland GmbH, held on the Gesellschafterliste (shareholder list), filed under §40 of the GmbHG. The largest of these is Sovella Oy, holding 50% — the largest recorded stake — followed by Treston Oy at 50%. Because every shareholder shown is a company rather than an individual, the ownership chain continues above this level, and no beneficial owner can be established from this filing alone.
Who is Treston Deutschland GmbH's UBO (Ultimate Beneficial Owner)?
Every shareholder recorded for Treston Deutschland GmbH is itself a company rather than a natural person, so no Ultimate Beneficial Owner (UBO) is identified at this level; establishing one would require tracing the ownership of each shareholding company in turn.
How many shareholders does Treston Deutschland GmbH have on record?
2 shareholders are shown on record for Treston Deutschland GmbH.
What is Treston Deutschland GmbH's company registration number?
Treston Deutschland GmbH's registration number is HRB 128290 Hamburg, filed with Handelsregister (Commercial Register) in Germany. Its current status on the register is active.
Is Treston Deutschland GmbH still an active company?
Treston Deutschland GmbH's status on Handelsregister (Commercial Register) is listed as active.
When was Treston Deutschland GmbH incorporated?
Treston Deutschland GmbH was incorporated on 14 July 1983, according to Handelsregister (Commercial Register).
What is Treston Deutschland GmbH's registered address?
The registered address on file for Treston Deutschland GmbH is Hamburg, Germany.
Who are the officers/directors of Treston Deutschland GmbH?
Two of the 5 officer records shown for Treston Deutschland GmbH are current appointments, filed with Handelsregister (Commercial Register). Esa Siljander (appointed 2014-08-20) and Dirk Jonsson both serve as Geschäftsführer (managing director). The remaining 3 records shown (Heikki Hildén, Walter Niepenberg and 1 other) are former appointments that have since been resigned. Management authority at Treston Deutschland GmbH sits with these individuals, not with shareholders, who are covered separately and hold ownership rather than control.
Does Treston Deutschland GmbH have a parent company or subsidiaries?
Treston Deutschland GmbH sits 2 levels below its ultimate parent, Treston Group Oy, registered in Finland.
Can Zavia monitor changes to Treston Deutschland GmbH's ownership over time?
This profile reflects a point-in-time snapshot from Handelsregister (Commercial Register). Zavia's monitoring API can track changes to Treston Deutschland GmbH's registered shareholders, officers, and group structure going forward, flagging updates as they're filed rather than requiring a manual recheck.
Can I access Treston Deutschland GmbH's data through an API?
Yes. Zavia's API connects directly to official government ownership registries across 195 countries and territories, including Germany, so records like Treston Deutschland GmbH'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 Handelsregister (Commercial Register) and was last synced on 19 October 2026.