Fernwaerme Rhein-Neckar GmbH supplies district heating to redistributors using heat from the Großkraftwerk Mannheim and other heat sources; this includes procurement and distribution of district heating as well as construction and operation of the required plants. The company is a 100% subsidiary of eternegy GmbH and has been subject to a domination and profit transfer agreement since 20 January 2022. During the financial year the business activity was exclusively the district heating supply to redistributors Stadtwerke Heidelberg and Stadtwerke Schwetzingen, with heat provision predominantly based on combined heat and power. FRN has no own staff; technical and commercial tasks are performed under operations management and service agreements with affiliated companies.
Die Wärmeversorgung durch Nutzung von Wärme aus dem Großkraftwerk Mannheim und anderen Wärmequellen. Dazu gehören insbesondere der Bezug und der Vertrieb von Fernwärme sowie der Bau und Betrieb der hierzu erforderlichen Anlagen.
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 4045 (as of 3 November 2026)
| Name | Type | City |
|---|---|---|
| Peter Köbler | Geschäftsführer(in) | Meckenheim |
| Eva Werner | Geschäftsführer(in) | Leimen |
Source: German Commercial Register (Handelsregister) Mannheim Local Court, HRB 4045 (as of 3 November 2026)
| Date | Event Type | Event |
|---|---|---|
| 29.07.2021 | Business Purpose Update | Die Wärmeversorgung durch Nutzung von Wärme aus dem Großkraftwerk Mannheim und anderen Wärmequellen. Dazu gehören insbesondere der Bezug und der Vertrieb von Fernwärme sowie der Bau und Betrieb der hierzu erforderlichen Anlagen. |
| 29.07.2021 | Gesellschaftsvertrag amended | Gesellschaftsvertrag |
| 05.01.2011 | Business Address Registered | Luisenring 49, 68159 Mannheim |
| Date | Type | Change | Total Capital |
|---|---|---|---|
| 02.11.2005 | Share Capital Set | — | 3.500.000 DM |
Source: German Commercial Register (Handelsregister) Mannheim Local Court, HRB 4045 (as of 3 November 2026)
| Year | Revenue | Profit | Balance | Employees |
|---|---|---|---|---|
| 2025 | €30,357,000 | €4,616,000 | €9,826,000 | — |
| 2024 | €36,722,000 | €1,044,000 | €8,454,000 | — |
| 2023 | €39,972,000 | €4,486,000 | €9,825,000 | — |
| 2022 | €38,961,000 | €4,218,000 | €11,487,000 | — |
| 2021 | €15,598,000 | €1,387,000 | €16,886,000 | — |
| 2020 | €23,452 | €3,340 | €21,141 | — |
| 2019 | €19,496,512 | €2,613,203 | €15,873,440 | — |
| 2018 | €17,454,452 | €1,738,743 | €14,170,993 | — |
| 2017 | €15,823,133 | €2,633,460 | €10,034,486 | — |
| 2016 | €15,198,830 | €2,547,472 | €8,725,530 | — |
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Source: German Commercial Register (Handelsregister) Mannheim Local Court, HRB 4045 (as of 3 November 2026)
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| Cost type | Amount | Share |
|---|---|---|
| Material Costs | €25,323,000 | 99.2% |
| Depreciation | €215,000 | 0.8% |
