Sohnverlag Gmbh
Sohnverlag Gmbh is a Private limited company (Ltd.) registered in Switzerland under CHE114042407, and its current status with Zefix — Swiss Central Business Names Index is active. Its registered address on file is Schwarzenburg, Switzerland. 3 shareholders are on record for Sohnverlag Gmbh, 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 Zefix — Swiss Central Business Names Index and was last updated on 2 October 2026.
- Company fundamentals
- Corporate linkage & group structures
- Digitized company financials
- Firmographics — websites, social profiles, revenue and employee estimates
Shareholders
3
Three shareholders are currently on record for Sohnverlag Gmbh, reflecting the Aktienbuch (share register) maintained under Article 686 of the Swiss Code of Obligations rather than a public filing.
The largest of these is Yamms Holding Gmbh, holding 100% — a majority holding — followed by In Schwarzenburg Yamms Holding Gmbh at 51.3%; the remaining 1 shareholder shown holds smaller stakes.
2 shareholders shown are companies, so the ownership chain continues above this level for those holdings; the other 1 is recorded as direct individual holder, though the record carries no UBO/PSC flag confirming beneficial-owner status.
| Shareholder | Type | Holding | Source Document |
|---|---|---|---|
| Yamms Holding Gmbh | 100% | Zefix — Swiss Central Business Names Index | |
| In Schwarzenburg Yamms Holding Gmbh | 51.3% | Zefix — Swiss Central Business Names Index | |
| Markus Roland Sohn | 48.7% | Zefix — Swiss Central Business Names Index |
Officers
3
Three officers are currently on record for Sohnverlag Gmbh, filed with Zefix — Swiss Central Business Names Index. Andrea Stefanie Sohn serves as Mit Einzelunterschrift; Markus Roland Sohn serves as Mit Einzelunterschrift [bisher: In Schwarzenburg (wahlern); Mathias Sohn serves as Geschäftsführer.
Management authority at Sohnverlag 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
Sohnverlag Gmbh sits 1 level below its ultimate parent, YAMMS Holding GmbH, registered in Switzerland. Immediately above Sohnverlag Gmbh is YAMMS Holding GmbH, holding 100% as filed in Sohnverlag Gmbh's own shareholder record with Zefix — Swiss Central Business Names Index.
YAMMS Holding GmbH
Switzerland
Get complete shareholder and officer records, ultimate beneficial owner resolution, and ongoing ownership monitoring.
Frequently Asked Questions
Who owns Sohnverlag Gmbh?
Three shareholders are currently on record for Sohnverlag Gmbh, reflecting the Aktienbuch (share register) maintained under Article 686 of the Swiss Code of Obligations rather than a public filing. The largest of these is Yamms Holding Gmbh, holding 100% — a majority holding — followed by In Schwarzenburg Yamms Holding Gmbh at 51.3%; the remaining 1 shareholder shown holds smaller stakes. 2 shareholders shown are companies, so the ownership chain continues above this level for those holdings; the other 1 is recorded as direct individual holder, though the record carries no UBO/PSC flag confirming beneficial-owner status.
Who is Sohnverlag Gmbh's UBO (Ultimate Beneficial Owner)?
At least one shareholder recorded for Sohnverlag Gmbh 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 Sohnverlag Gmbh have on record?
3 shareholders are shown on record for Sohnverlag Gmbh.
What is Sohnverlag Gmbh's company registration number?
Sohnverlag Gmbh's registration number is CHE114042407, filed with Zefix — Swiss Central Business Names Index in Switzerland. Its current status on the register is active.
Is Sohnverlag Gmbh still an active company?
Sohnverlag Gmbh's status on Zefix — Swiss Central Business Names Index is listed as active.
What is Sohnverlag Gmbh's registered address?
The registered address on file for Sohnverlag Gmbh is Schwarzenburg, Switzerland.
Who are the officers/directors of Sohnverlag Gmbh?
Three officers are currently on record for Sohnverlag Gmbh, filed with Zefix — Swiss Central Business Names Index. Andrea Stefanie Sohn serves as Mit Einzelunterschrift; Markus Roland Sohn serves as Mit Einzelunterschrift [bisher: In Schwarzenburg (wahlern); Mathias Sohn serves as Geschäftsführer. Management authority at Sohnverlag Gmbh sits with these individuals, not with shareholders, who are covered separately and hold ownership rather than control.
Does Sohnverlag Gmbh have a parent company or subsidiaries?
Sohnverlag Gmbh sits 1 level below its ultimate parent, YAMMS Holding GmbH, registered in Switzerland.
Can Zavia monitor changes to Sohnverlag Gmbh's ownership over time?
This profile reflects a point-in-time snapshot from Zefix — Swiss Central Business Names Index. Zavia's monitoring API can track changes to Sohnverlag 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 Sohnverlag Gmbh's data through an API?
Yes. Zavia's API connects directly to official government ownership registries across 195 countries and territories, including Switzerland, so records like Sohnverlag 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 Zefix — Swiss Central Business Names Index and was last synced on 2 October 2026.