Mann Grundstuecksverwaltung GmbH, based in Karlsruhe, acts as a holding company for managing investments within the Mann corporate group. Its operational focus lies in assuming management responsibilities for limited partnerships (KGs) that specialize in holding and managing real estate and equivalent rights. The company employs no staff of its own and operates primarily as a general partner. The company is registered in the commercial register of the Mannheim District Court under number HRB 715270. Mann Grundstücksverwaltung GmbH is a family business.
Die Übernahme und Verwaltung von Beteiligungen an Unternehmen im eigenen Vermögen sowie die Geschäftsführung für solche Unternehmen, insbesondere die Beteiligung als persönlich haftender Gesellschafter an Kommanditgesellschaften - nachstehend "KGs" genannt - in der Mann Unternehmensgruppe. Gegenstand der Unternehmen der KGs ist das Halten und Verwalten von Grundstücken und grundstücksgleichen Rechten.
Converted using the official Destatis and Eurostat correspondence tables; ISIC Rev. 4 is the United Nations' international industry classification.
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Source: German Commercial Register (Handelsregister) Mannheim Local Court, HRB 715270 (as of 30 October 2026)
| Name | Type | City |
|---|---|---|
| Martin Bassermann | Geschäftsführer(in) | Grafrath |
| Ralf Hasdenteufel | Geschäftsführer(in) | Karlsruhe |
| Johannes Mann | Geschäftsführer(in) | Ettlingen |
| Company | Location |
|---|---|
 Mann Gewerbepark Ratingen GmbH & Co. KG | Karlsruhe |
| Mann Gewerbepark Raunheim GmbH & Co. KG | Karlsruhe |
| Karlsruhe |
Source: German Commercial Register (Handelsregister) Mannheim Local Court, HRB 715270 (as of 30 October 2026)
| Year | Revenue | Profit | Balance | Employees |
|---|---|---|---|---|
| 2024 | — | — | €11,766 | 0 |
| 2023 | — | €0 | €16,640 | 0 |
| 2022 | — | — | €21,735 | 0 |
| 2021 | — | — | €26,413 | 0 |
| 2020 | — | — | €31,746 | 0 |
| 2019 | €23,348,855 | €8,553,547 | €317,183,233 | 0 |
| 2018 | €30,203,846 | €108,187,971 | €307,570,178 | 0 |
| 2017 | €30,965,205 | €6,714,235 | €423,629,739 | 0 |
| 2016 | €32,032,309 | €8,928,393 | €478,552,910 | 0 |
| 2015 | €31,155,757 | €6,961,034 | €477,994,273 | 0 |
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Source: German Commercial Register (Handelsregister) Mannheim Local Court, HRB 715270 (as of 30 October 2026)
| Cost type | Amount | Share |
|---|---|---|
| Material Costs | €6,439,386 | 84.7% |
| Interest & Similar | €1,167,188 | 15.3% |
