DFN-CERT Services GmbH
DFN-CERT Services GmbH is a Private limited company (Ltd.) registered in Germany under HRB 88805 Hamburg, and its current status with Handelsregister (Commercial Register) is active. Its registered address on file is Hamburg, Germany. 2 shareholders are on record for DFN-CERT Services 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 Handelsregister (Commercial Register) and was last updated on 26 October 2026.
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Shareholders
2
Two shareholders are currently on record for DFN-CERT Services GmbH, held on the Gesellschafterliste (shareholder list), filed under §40 of the GmbHG.
The largest of these is Verein zur Förderung eines Deutschen Forschungsnetzes – DFN-Verein, holding 74% — a majority holding — followed by Verein zur Förderung eines Deutschen Forschungsnetzes – DFN-Verein at 26%.
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 |
|---|---|---|---|
| Verein zur Förderung eines Deutschen Forschungsnetzes – DFN-Verein | 74% | Handelsregister (Commercial Register) | |
| Verein zur Förderung eines Deutschen Forschungsnetzes – DFN-Verein | 26% | Handelsregister (Commercial Register) |
Officers
4
Four officers are currently on record for DFN-CERT Services GmbH, filed with Handelsregister (Commercial Register). Klaus-Peter Kossakowski (appointed 2003-11-06) serves as Geschäftsführer (managing director); Jan Karl Köcher (appointed 2008-05-28), Jochen Max Schönfelder (appointed 2017-03-21) and Jürgen Brauckmann (appointed 2017-03-21) all serve as Officer.
Management authority at DFN-CERT Services 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
DFN-CERT Services GmbH sits 1 level below its ultimate parent, Verein zur Förderung eines Deutschen Forschungsnetzes – DFN-Verein -, registered in Germany. The full chain up to Verein zur Förderung eines Deutschen Forschungsnetzes – DFN-Verein – is derived by walking shareholder filings across jurisdictions; no link in it is independently corroborated by DFN-CERT Services GmbH's own shareholder record.
Verein zur Förderung eines Deutschen Forschungsnetzes – DFN-Verein –
Germany
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Frequently Asked Questions
Who owns DFN-CERT Services GmbH?
Two shareholders are currently on record for DFN-CERT Services GmbH, held on the Gesellschafterliste (shareholder list), filed under §40 of the GmbHG. The largest of these is Verein zur Förderung eines Deutschen Forschungsnetzes – DFN-Verein, holding 74% — a majority holding — followed by Verein zur Förderung eines Deutschen Forschungsnetzes – DFN-Verein at 26%. 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 DFN-CERT Services GmbH's UBO (Ultimate Beneficial Owner)?
At least one shareholder recorded for DFN-CERT Services 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 DFN-CERT Services GmbH have on record?
2 shareholders are shown on record for DFN-CERT Services GmbH.
What is DFN-CERT Services GmbH's company registration number?
DFN-CERT Services GmbH's registration number is HRB 88805 Hamburg, filed with Handelsregister (Commercial Register) in Germany. Its current status on the register is active.
Is DFN-CERT Services GmbH still an active company?
DFN-CERT Services GmbH's status on Handelsregister (Commercial Register) is listed as active.
What is DFN-CERT Services GmbH's registered address?
The registered address on file for DFN-CERT Services GmbH is Hamburg, Germany.
Who are the officers/directors of DFN-CERT Services GmbH?
Four officers are currently on record for DFN-CERT Services GmbH, filed with Handelsregister (Commercial Register). Klaus-Peter Kossakowski (appointed 2003-11-06) serves as Geschäftsführer (managing director); Jan Karl Köcher (appointed 2008-05-28), Jochen Max Schönfelder (appointed 2017-03-21) and Jürgen Brauckmann (appointed 2017-03-21) all serve as Officer. Management authority at DFN-CERT Services GmbH sits with these individuals, not with shareholders, who are covered separately and hold ownership rather than control.
Does DFN-CERT Services GmbH have a parent company or subsidiaries?
DFN-CERT Services GmbH sits 1 level below its ultimate parent, Verein zur Förderung eines Deutschen Forschungsnetzes – DFN-Verein -, registered in Germany.
Can Zavia monitor changes to DFN-CERT Services 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 DFN-CERT Services 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 DFN-CERT Services 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 DFN-CERT Services 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 26 October 2026.