Gebr. Gassner GmbH plans and executes heating, ventilation, air conditioning and sanitary systems, supplies associated media technology and trades in relevant articles; facility management is also part of its corporate purpose. As a 100% subsidiary of Alois Mueller Holding GmbH & Co. KG the company draws on resources from Mueller Produktions GmbH and the central service department in Ungerhausen. The company primarily serves commercial and industrial customers as well as public-sector clients and supplements its planning capabilities through cooperation with E-con TGA-Ingenieure GmbH. In the reporting year an average of 76 persons were employed (59 industrial employees, 17 commercial staff). Gebr. Gaßner GmbH is a family business.
Planung und Ausführung von Heizungs-, Lüftungs-, Klima- und Sanitäranlagen sowie damit verbundene Medientechnik und der Handel mit den einschlägigen Artikeln. Ebenfalls Gegenstand ist der Bereich Facility Management.
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) Kempten (Allgäu) Local Court, HRB 6930 (as of 31 October 2026)
| Name | Type | City |
|---|---|---|
| Thomas Härle | Geschäftsführer(in) | Aulendorf |
| Alexander Kuhn | Geschäftsführer(in) | Augsburg |
Source: German Commercial Register (Handelsregister) Kempten (Allgäu) Local Court, HRB 6930 (as of 31 October 2026)
| Date | Event Type | Event |
|---|---|---|
| 29.12.2009 | Business Address Registered | Daimlerstraße 20, 87437 Kempten |
| 28.01.2003 | Company Name Registered | Gebr. Gaßner GmbH |
| 28.01.2003 | Registered Seat | Kempten (Allgäu) |
| Date | Type | Change | Total Capital |
|---|---|---|---|
| 28.01.2003 | Share Capital Set | — | 125.000 € |
| Date | Contract | Value |
|---|---|---|
| 27.10.2025 | Supplier · Bezirkskliniken Schwaben KU Service-Center Bau | 106.277 € |
| 17.9.2025 | Supplier · Zweckverband Berufliche Schulen Kempten (Allgäu) | 2.721.328 € |
| 15.9.2025 | 400.040.1_3 Heizungsanlage Supplier · Zweckverband Berufliche Schulen Kempten (Allgäu) | 2.810.472 € |
Source: German Commercial Register (Handelsregister) Kempten (Allgäu) Local Court, HRB 6930 (as of 31 October 2026)
| Year | Revenue | Profit | Balance | Employees |
|---|---|---|---|---|
| 2022 | Rohergebnis€6.8M2 | €1,037,133 | €9,656,675 | — |
| 2021 | Rohergebnis€6.1M2 | €932,939 | €9,503,457 | — |
| 2020 | Rohergebnis€8.8M2 | €3,128,622 | €10,029,981 | — |
| 2019 | Rohergebnis€5.7M2 | €1,151,038 | €8,746,156 | — |
| 2018 | Rohergebnis€5.3M2 | €964,180 | €7,761,780 | — |
| 2017 | Rohergebnis€4.9M2 | €909,440 | €6,560,810 | — |
| 2016 | small company1 | — | €5,198,580 | — |
| 2015 | small company1 | — | €5,155,320 | — |
| 2014 | small company1 | — | €5,559,033 | — |
| 2013 | small company1 | — | €5,152,036 | — |
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) Kempten (Allgäu) Local Court, HRB 6930 (as of 31 October 2026)
H+L Baustoffwerke GmbH
Uehlfeld · Tätigkeiten der Großhandelsvermittlung von Baustoffen und Anstrichmitteln
WETON Massivhaus GmbH
Limburg-Staffel · Tätigkeiten der Großhandelsvermittlung von Baustoffen und Anstrichmitteln
Holz-Junge GmbH
Elmshorn · Tätigkeiten der Großhandelsvermittlung von Rohholz, Holzhalbwaren und Bauelementen aus Holz
| Cost type | Amount | Share |
|---|---|---|
| Personnel Costs | €3,659,722 | 94.0% |
| Depreciation | €211,734 | 5.4% |
| Interest & Similar | €23,154 | 0.6% |
