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BauGrund Süd Gesellschaft für Geothermie mbH

Active

in

Registration No.
HRB 610506 Ulm
Incorporation Date
Not disclosed
Company Type
Not disclosed
Address
Bad Wurzach, Germany
Website
www.baugrundsued.de/
Source: Handelsregister (Commercial Register)

BauGrund Süd Gesellschaft für Geothermie mbH is a Private limited company (Ltd.) registered in Germany under HRB 610506 Ulm, and its current status with Handelsregister (Commercial Register) is active. Its registered address on file is Bad Wurzach, Germany. 3 shareholders are on record for BauGrund Süd Gesellschaft für Geothermie mbH, 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 6 October 2026.

Data Provenance
This record is sourced directly from official government registries, including Handelsregister (Commercial Register).

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Shareholders

3

Three shareholders are currently on record for BauGrund Süd Gesellschaft für Geothermie mbH, held on the Gesellschafterliste (shareholder list), filed under §40 of the GmbHG.

The largest of these is Weishaupt Holding AG, holding 80% — a majority holding — followed by Alois Jäger Beteiligungs GmbH at 15%; the remaining 1 shareholder shown holds smaller stakes.

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
Weishaupt Holding AG 80% Handelsregister (Commercial Register)
Alois Jäger Beteiligungs GmbH 15% Handelsregister (Commercial Register)
Weishaupt Holding AG 5% Handelsregister (Commercial Register)

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Officers

5

Two of the 5 officer records shown for BauGrund Süd Gesellschaft für Geothermie mbH are current appointments, filed with Handelsregister (Commercial Register). ALOIS JAGER serves as Geschäftsführer (managing director); Christoph Knepel (appointed 2013-02-06) serves as Officer. The remaining 3 records shown (Rudolf Michael Merkl, Manfred Bücherl and 1 other) are former appointments that have since been resigned.

The register reports 7 officers in total, including past appointments, though only the 5 most relevant records are shown here.

Management authority at BauGrund Süd Gesellschaft für Geothermie mbH 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.

AJ
ALOIS JAGER ACTIVE

Residence
🇩🇪 Germany
Occupation
Geschäftsführer (managing director)

CK
Christoph Knepel ACTIVE

Appointed
2013-02-06
Residence
🇩🇪 Germany
Occupation
Officer

RM
Rudolf Michael Merkl RESIGNED

Appointed
2008-04-04
Resigned
2009-03-03
Residence
🇩🇪 Germany
Occupation
Geschäftsführer (managing director)

MB
Manfred Bücherl RESIGNED

Appointed
2012-01-18
Resigned
2013-02-06
Residence
🇩🇪 Germany
Occupation
Geschäftsführer (managing director)

WW
Wolfgang Witzke RESIGNED

Appointed
2013-02-06
Resigned
2015-05-15
Residence
🇩🇪 Germany
Occupation
Officer

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Group Structure

BauGrund Süd Gesellschaft für Geothermie mbH sits 2 levels below its ultimate parent, SWH GmbH & Co.KG, registered in Germany. 6 subsidiaries are recorded beneath it, across 2 jurisdictions. Immediately above BauGrund Süd Gesellschaft für Geothermie mbH is Weishaupt Holding AG, holding 85% as filed in BauGrund Süd Gesellschaft für Geothermie mbH's own shareholder record with Handelsregister (Commercial Register). SWH GmbH & Co.KG sits further up the chain, a link derived by walking shareholder filings across jurisdictions rather than stated in a single document. 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 6 subsidiaries span Germany, Austria 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.

Ultimate HQ
SWH GmbH & Co.KG
Germany
BauGrund Sud Ges. fur Bohrtechnik und Geothermie mbH
AustriaAT FN658850y

Baugrund Sud, Gesellschaft fur Bohr- und Geotechnik mbH
GermanyDE 89073B610407

BauGrund Sud ErdEnergie Management GmbH
GermanyDE 89073B720764

GHB Consult GmbH
GermanyDE 80333B197224

Vonier Verwaltungs GmbH
GermanyDE 89073B745881

BauGrund Süd ErdEnergie Management GmbH
GermanyDE HRB 720764 Ulm

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Frequently Asked Questions

Who owns BauGrund Süd Gesellschaft für Geothermie mbH?

Three shareholders are currently on record for BauGrund Süd Gesellschaft für Geothermie mbH, held on the Gesellschafterliste (shareholder list), filed under §40 of the GmbHG. The largest of these is Weishaupt Holding AG, holding 80% — a majority holding — followed by Alois Jäger Beteiligungs GmbH at 15%; the remaining 1 shareholder shown holds smaller stakes. 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 BauGrund Süd Gesellschaft für Geothermie mbH's UBO (Ultimate Beneficial Owner)?

Every shareholder recorded for BauGrund Süd Gesellschaft für Geothermie mbH 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 BauGrund Süd Gesellschaft für Geothermie mbH have on record?

3 shareholders are shown on record for BauGrund Süd Gesellschaft für Geothermie mbH.

What is BauGrund Süd Gesellschaft für Geothermie mbH's company registration number?

BauGrund Süd Gesellschaft für Geothermie mbH's registration number is HRB 610506 Ulm, filed with Handelsregister (Commercial Register) in Germany. Its current status on the register is active.

Is BauGrund Süd Gesellschaft für Geothermie mbH still an active company?

BauGrund Süd Gesellschaft für Geothermie mbH's status on Handelsregister (Commercial Register) is listed as active.

What is BauGrund Süd Gesellschaft für Geothermie mbH's registered address?

The registered address on file for BauGrund Süd Gesellschaft für Geothermie mbH is Bad Wurzach, Germany.

Who are the officers/directors of BauGrund Süd Gesellschaft für Geothermie mbH?

Two of the 5 officer records shown for BauGrund Süd Gesellschaft für Geothermie mbH are current appointments, filed with Handelsregister (Commercial Register). ALOIS JAGER serves as Geschäftsführer (managing director); Christoph Knepel (appointed 2013-02-06) serves as Officer. The remaining 3 records shown (Rudolf Michael Merkl, Manfred Bücherl and 1 other) are former appointments that have since been resigned. Management authority at BauGrund Süd Gesellschaft für Geothermie mbH sits with these individuals, not with shareholders, who are covered separately and hold ownership rather than control.

Does BauGrund Süd Gesellschaft für Geothermie mbH have a parent company or subsidiaries?

BauGrund Süd Gesellschaft für Geothermie mbH sits 2 levels below its ultimate parent, SWH GmbH & Co.KG, registered in Germany. 6 subsidiaries are recorded beneath it, across 2 jurisdictions. Those 6 subsidiaries span Germany, Austria 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.

Can Zavia monitor changes to BauGrund Süd Gesellschaft für Geothermie mbH's ownership over time?

This profile reflects a point-in-time snapshot from Handelsregister (Commercial Register). Zavia's monitoring API can track changes to BauGrund Süd Gesellschaft für Geothermie mbH's registered shareholders, officers, and group structure going forward, flagging updates as they're filed rather than requiring a manual recheck.

Can I access BauGrund Süd Gesellschaft für Geothermie mbH'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 BauGrund Süd Gesellschaft für Geothermie mbH'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 6 October 2026.

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