SIV – Service für Informationsverarbeitung Aktiengesellschaft
SIV – Service für Informationsverarbeitung Aktiengesellschaft is a registered legal entity registered in Germany under HRB 11370 Rostock, and its current status with Handelsregister (Commercial Register) is active. Its registered address on file is Roggentin, Germany. 4 shareholders are on record for SIV – Service für Informationsverarbeitung Aktiengesellschaft, 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 19 October 2026.
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Shareholders
4
Four shareholders are currently on record for SIV – Service für Informationsverarbeitung Aktiengesellschaft, held on the Gesellschafterliste (shareholder list), filed under §40 of the GmbHG.
The largest of these is Thomas Rudolf Heuer, holding 25% — the largest recorded stake — followed by Arno Jürgen Weichbrodt at 25%; the remaining 2 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 |
|---|---|---|---|
| Thomas Rudolf Heuer | 25% | Handelsregister (Commercial Register) | |
| Arno Jürgen Weichbrodt | 25% | Handelsregister (Commercial Register) | |
| Thomas Huth | 25% | Handelsregister (Commercial Register) | |
| Andreas Lehmann | 25% | Handelsregister (Commercial Register) |
Officers
5
The Aufsichtsratsmitglied (board member) of SIV – Service für Informationsverarbeitung Aktiengesellschaft currently on record is Guido Moritz; five officers are currently on record for SIV – Service für Informationsverarbeitung Aktiengesellschaft, filed with Handelsregister (Commercial Register).
The register reports 13 officers in total, including past appointments, though only the 5 most relevant records are shown here.
Management authority at SIV – Service für Informationsverarbeitung Aktiengesellschaft 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
SIV – Service für Informationsverarbeitung Aktiengesellschaft has no recorded parent company — it sits at the top of its own group structure, with 3 subsidiaries recorded beneath it across 3 jurisdictions. Each of these downward relationships is derived rather than filed: resolved by matching entities across the registry network, not stated directly in a single document.
Those 3 subsidiaries span Germany, Austria, Bulgaria jurisdictions, though this list should not be read as complete — subsidiaries only become visible here where shareholder data has actually been filed with a register, so holdings in jurisdictions without that filing simply won't appear. One of the 3 go a level deeper still, with its own further subsidiaries recorded beneath it — additional ownership layers this view doesn't expand.
SIV – Service für Informationsverarbeitung Aktiengesellschaft
Germany
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Frequently Asked Questions
Who owns SIV – Service für Informationsverarbeitung Aktiengesellschaft?
Four shareholders are currently on record for SIV – Service für Informationsverarbeitung Aktiengesellschaft, held on the Gesellschafterliste (shareholder list), filed under §40 of the GmbHG. The largest of these is Thomas Rudolf Heuer, holding 25% — the largest recorded stake — followed by Arno Jürgen Weichbrodt at 25%; the remaining 2 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 SIV – Service für Informationsverarbeitung Aktiengesellschaft's UBO (Ultimate Beneficial Owner)?
At least one shareholder recorded for SIV – Service für Informationsverarbeitung Aktiengesellschaft 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 SIV – Service für Informationsverarbeitung Aktiengesellschaft have on record?
4 shareholders are shown on record for SIV – Service für Informationsverarbeitung Aktiengesellschaft.
What is SIV – Service für Informationsverarbeitung Aktiengesellschaft's company registration number?
SIV – Service für Informationsverarbeitung Aktiengesellschaft's registration number is HRB 11370 Rostock, filed with Handelsregister (Commercial Register) in Germany. Its current status on the register is active.
Is SIV – Service für Informationsverarbeitung Aktiengesellschaft still an active company?
SIV – Service für Informationsverarbeitung Aktiengesellschaft's status on Handelsregister (Commercial Register) is listed as active.
What is SIV – Service für Informationsverarbeitung Aktiengesellschaft's registered address?
The registered address on file for SIV – Service für Informationsverarbeitung Aktiengesellschaft is Roggentin, Germany.
Who are the officers/directors of SIV – Service für Informationsverarbeitung Aktiengesellschaft?
The Aufsichtsratsmitglied (board member) of SIV – Service für Informationsverarbeitung Aktiengesellschaft currently on record is Guido Moritz; five officers are currently on record for SIV – Service für Informationsverarbeitung Aktiengesellschaft, filed with Handelsregister (Commercial Register). Management authority at SIV – Service für Informationsverarbeitung Aktiengesellschaft sits with these individuals, not with shareholders, who are covered separately and hold ownership rather than control.
Does SIV – Service für Informationsverarbeitung Aktiengesellschaft have a parent company or subsidiaries?
SIV – Service für Informationsverarbeitung Aktiengesellschaft has no recorded parent company — it sits at the top of its own group structure, with 3 subsidiaries recorded beneath it across 3 jurisdictions. Those 3 subsidiaries span Germany, Austria, Bulgaria jurisdictions, though this list should not be read as complete — subsidiaries only become visible here where shareholder data has actually been filed with a register, so holdings in jurisdictions without that filing simply won't appear. One of the 3 go a level deeper still, with its own further subsidiaries recorded beneath it — additional ownership layers this view doesn't expand.
Can Zavia monitor changes to SIV – Service für Informationsverarbeitung Aktiengesellschaft's ownership over time?
This profile reflects a point-in-time snapshot from Handelsregister (Commercial Register). Zavia's monitoring API can track changes to SIV – Service für Informationsverarbeitung Aktiengesellschaft's registered shareholders, officers, and group structure going forward, flagging updates as they're filed rather than requiring a manual recheck.
Can I access SIV – Service für Informationsverarbeitung Aktiengesellschaft'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 SIV – Service für Informationsverarbeitung Aktiengesellschaft'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.