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Heat TopCo GmbH

Active

Registration No.
HRB 31112 Traunstein
Incorporation Date
Not disclosed
Company Type
Not disclosed
Address
Rosenheim, Germany
Website
www.isoplus.group/
Source: Handelsregister (Commercial Register)

Heat TopCo GmbH is a Private limited company (Ltd.) registered in Germany under HRB 31112 Traunstein, and its current status with Handelsregister (Commercial Register) is active. Its registered address on file is Rosenheim, Germany. 2 shareholders are on record for Heat TopCo 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 5 October 2026.

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

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Shareholders

2

Two shareholders are currently on record for Heat TopCo GmbH, held on the Gesellschafterliste (shareholder list), filed under §40 of the GmbHG.

The largest of these is Viessmann Generations Group GmbH & Co. KG, holding 73.2% — a majority holding — followed by Viessmann Generations Group GmbH & Co. KG at 26.8%.

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
Viessmann Generations Group GmbH & Co. KG 73.2% Handelsregister (Commercial Register)
Viessmann Generations Group GmbH & Co. KG 26.8% Handelsregister (Commercial Register)

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Full cap table, ownership percentages, and ultimate beneficial owners resolved down to the natural person.

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Officers

5

Three of the 5 officer records shown for Heat TopCo GmbH are current appointments, filed with Handelsregister (Commercial Register). Roland Hirner (appointed 2022-06-23), Jurgen Thomas Baumgartner and Tobias Frederik Langer all serve as Geschäftsführer (managing director). The remaining 2 records shown (Frank Falkenberg and Hans-Wolfgang Blumschein) 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 Heat TopCo 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.

RH
Roland Hirner ACTIVE

Appointed
2022-06-23
Residence
🇦🇹 Austria
Occupation
Geschäftsführer (managing director)

JT
Jurgen Thomas Baumgartner ACTIVE

Residence
🇩🇪 Germany
Occupation
Geschäftsführer (managing director)

TF
Tobias Frederik Langer ACTIVE

Residence
🇩🇪 Germany
Occupation
Geschäftsführer (managing director)

FF
Frank Falkenberg RESIGNED

Appointed
2021-12-13
Resigned
2022-06-23
Residence
🇩🇪 Germany
Occupation
Geschäftsführer (managing director)

HB
Hans-Wolfgang Blumschein RESIGNED

Appointed
2022-06-23
Resigned
2022-11-09
Residence
🇩🇪 Germany
Occupation
Geschäftsführer (managing director)

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Group Structure

Heat TopCo GmbH sits 1 level below its ultimate parent, Viessmann Generations Group GmbH & Co. KG, registered in Germany. 1 subsidiary is recorded beneath it, across 1 jurisdiction. Immediately above Heat TopCo GmbH is Viessmann Generations Group GmbH & Co. KG, holding 100% as filed in Heat TopCo GmbH's own shareholder record with Handelsregister (Commercial Register). 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 1 subsidiary spans Germany jurisdiction, 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 1 go a level deeper still, with its own further subsidiaries recorded beneath it — additional ownership layers this view doesn't expand.

Ultimate HQ
Viessmann Generations Group GmbH & Co. KG
Germany
isoplus GmbH+ subsidiaries
GermanyDE 83278B31068

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Frequently Asked Questions

Who owns Heat TopCo GmbH?

Two shareholders are currently on record for Heat TopCo GmbH, held on the Gesellschafterliste (shareholder list), filed under §40 of the GmbHG. The largest of these is Viessmann Generations Group GmbH & Co. KG, holding 73.2% — a majority holding — followed by Viessmann Generations Group GmbH & Co. KG at 26.8%. 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 Heat TopCo GmbH's UBO (Ultimate Beneficial Owner)?

Every shareholder recorded for Heat TopCo 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 Heat TopCo GmbH have on record?

2 shareholders are shown on record for Heat TopCo GmbH.

What is Heat TopCo GmbH's company registration number?

Heat TopCo GmbH's registration number is HRB 31112 Traunstein, filed with Handelsregister (Commercial Register) in Germany. Its current status on the register is active.

Is Heat TopCo GmbH still an active company?

Heat TopCo GmbH's status on Handelsregister (Commercial Register) is listed as active.

What is Heat TopCo GmbH's registered address?

The registered address on file for Heat TopCo GmbH is Rosenheim, Germany.

Who are the officers/directors of Heat TopCo GmbH?

Three of the 5 officer records shown for Heat TopCo GmbH are current appointments, filed with Handelsregister (Commercial Register). Roland Hirner (appointed 2022-06-23), Jurgen Thomas Baumgartner and Tobias Frederik Langer all serve as Geschäftsführer (managing director). The remaining 2 records shown (Frank Falkenberg and Hans-Wolfgang Blumschein) are former appointments that have since been resigned. Management authority at Heat TopCo GmbH sits with these individuals, not with shareholders, who are covered separately and hold ownership rather than control.

Does Heat TopCo GmbH have a parent company or subsidiaries?

Heat TopCo GmbH sits 1 level below its ultimate parent, Viessmann Generations Group GmbH & Co. KG, registered in Germany. 1 subsidiary is recorded beneath it, across 1 jurisdiction. Those 1 subsidiary spans Germany jurisdiction, 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 1 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 Heat TopCo 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 Heat TopCo 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 Heat TopCo 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 Heat TopCo 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 5 October 2026.

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