The owner-managed IHDE Gebaeudetechnik GmbH, headquartered in Bielefeld, plans, constructs and services building-technology systems in heating, ventilation, sanitary and electrical areas. As a general contractor the company carries out modernizations of individual apartments and buildings and provides technical and cross-trade management of large housing portfolios. The sales market is located almost exclusively within a 150 km radius; clients are housing-sector companies, property managers as well as private and commercial customers served with both in-house staff and subcontractors. As of 31 December 2024 the company employed 128 people, including 35 trainees. Ihde Gebäudetechnik GmbH is a family business.
Bau und die Montage von Heizungs-, Lüftungs-, Sanitär- und Klimaanlagen.
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) Bielefeld Local Court, HRB 37002 (as of 31 October 2026)
| Name | Type | City |
|---|---|---|
| Alexander Ihde | Geschäftsführer(in) | Bielefeld |
| Cornelius Ihde | Geschäftsführer(in) | Bielefeld |
Source: German Commercial Register (Handelsregister) Bielefeld Local Court, HRB 37002 (as of 31 October 2026)
| Date | Event Type | Event |
|---|---|---|
| 28.04.2015 | Business Address Change | Jöllenbecker Straße 314, 33613 Bielefeld |
| 19.05.2010 | Business Address Registered | Eckendorfer Str. 32, 33609 Bielefeld |
| 18.06.2002 | Company Name Change | Ihde Gebäudetechnik GmbH |
| Date | Type | Change | Total Capital |
|---|---|---|---|
| 25.03.2002 | Share Capital Set | — | 25.000 € |
Source: German Commercial Register (Handelsregister) Bielefeld Local Court, HRB 37002 (as of 31 October 2026)
| Year | Revenue | Profit | Balance | Employees |
|---|---|---|---|---|
| 2024 | Rohergebnis€9.6M2 | €635,521 | €11,762,897 | — |
| 2023 | Rohergebnis€8.5M2 | €559,797 | €8,700,052 | — |
| 2022 | Rohergebnis€8.1M2 | €443,028 | €7,252,698 | — |
| 2021 | Rohergebnis€8M2 | €493,925 | €6,371,061 | — |
| 2020 | Rohergebnis€9M2 | €1,260,472 | €6,509,280 | — |
| 2019 | Rohergebnis€7M2 | €723,003 | €6,170,507 | — |
| 2018 | Rohergebnis€6.1M2 | €815,692 | €4,485,169 | — |
| 2017 | Rohergebnis€5.1M2 | €593,780 | €4,050,379 | — |
| 2016 | Rohergebnis€4.9M2 | €703,426 | €3,517,762 | — |
| 2015 | small company1 | — | €3,500,445 | — |
1 Small companies are not required to publish a profit-and-loss statement (§ 326 (1) HGB). The figure shown is the statutory ceiling under § 267 HGB where the balance-sheet total makes it binding — a company may exceed at most one of the three size criteria.
2 Rohergebnis nach § 276 HGB: Umsatzerlöse abzüglich Materialaufwand bzw. Herstellungskosten. Kleine und mittelgroße Kapitalgesellschaften dürfen diese Posten zusammenfassen; die Umsatzerlöse selbst sind dann nicht veröffentlicht und liegen über dem Rohergebnis.
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Source: German Commercial Register (Handelsregister) Bielefeld Local Court, HRB 37002 (as of 31 October 2026)
| Cost type | Amount | Share |
|---|---|---|
| Personnel Costs | €5,441,348 | 89.9% |
| Depreciation | €427,163 | 7.1% |
| Interest & Similar | €184,771 | 3.1% |
