Waermecontracting KlinikumStadtSoest GmbH (WKSS) was founded in 2013 and specializes in energy supply contracting. The company operates the heating center for KlinikumStadtSoest and supplies heat and steam to the building complex. The company is owned by Stadtwerke Soest GmbH (80%) and KlinikumStadtSoest gGmbH (20%), both of which are municipally owned. In the 2024 fiscal year, the company supplied 7,712 MWh of heat and produced 1,109 MWh of electricity using a combined heat and power plant.
Errichtung und Betrieb von Energieerzeugungsanlagen
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) Arnsberg Local Court, HRB 10601 (as of 31 October 2026)
| Name | Type | City |
|---|---|---|
| Jörg Kuhlmann | Geschäftsführer(in) | Hamm |
Source: German Commercial Register (Handelsregister) Arnsberg Local Court, HRB 10601 (as of 31 October 2026)
| Year | Revenue | Profit | Balance | Employees |
|---|---|---|---|---|
| 2024 | €947,704 | €33,269 | €808,162 | 0 |
| 2023 | €644,451 | €30,875 | €1,252,970 | 0 |
| 2022 | €657,142 | €27,633 | €1,197,690 | 0 |
| 2021 | €504,454 | €27,193 | €1,246,816 | 0 |
| 2020 | €545,150 | €25,675 | €1,371,526 | 0 |
| 2019 | €596,565 | €25,488 | €1,501,913 | 0 |
| 2018 | — | €24,331 | — | 0 |
| 2017 | €712,403 | €24,095 | €1,644,612 | 2 |
| 2016 | €667,176 | €22,535 | €1,774,169 | 1 |
| 2015 | €623,376 | €46,843 | €1,663,049 | 0 |
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Source: German Commercial Register (Handelsregister) Arnsberg Local Court, HRB 10601 (as of 31 October 2026)
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| Cost type | Amount | Share |
|---|---|---|
| Material Costs | €798,357 | 99.4% |
| Interest & Similar | €5,135 | 0.6% |
