Hilker Solar GmbH, based in Rahden, specializes in the installation and sale of photovoltaic systems and other renewable energy installations and is authorized to participate in other companies and establish branches. In the 2024 financial year the company installed 460 photovoltaic systems with a total capacity of 10,500 kWp and served residential, commercial and agricultural customer segments. On average during the year the company employed 64 staff, including 24 commercial employees and 40 skilled workers. The company qualifies as a medium-sized corporation under § 267 (2) HGB and is registered at the local court Bad Oeynhausen under HRB 12394. Hilker Solar GmbH is a family business.
Installation und Vertrieb von Photovoltaikanlagen bzw. erneuerbarer Energieanlagen. Die Gesellschaft ist befugt, alle Rechtsgeschäfte und Handlungen vorzunehmen, welche ihrem Gesellschaftszweck zu dienen geeignet sind, sie darf sich auch an anderen Unternehmen beteiligen und Zweigniederlassungen errichten.
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) Bad Oeynhausen Local Court, HRB 12394 (as of 30 October 2026)
| Name | Type | City |
|---|---|---|
| Andre Hilker | Geschäftsführer(in) | Rahden |
| Dennis Logemann | Geschäftsführer(in) | Wagenfeld |
| Steffen Lohmeier | Geschäftsführer(in) | Rahden |
Source: German Commercial Register (Handelsregister) Bad Oeynhausen Local Court, HRB 12394 (as of 30 October 2026)
| Year | Revenue | Profit | Balance | Employees |
|---|---|---|---|---|
| 2025 | Rohergebnis€6.7M2 | €741,938 | €7,434,779 | 57 |
| 2024 | Rohergebnis€8.3M2 | €1,348,533 | €9,381,479 | 64 |
| 2023 | Rohergebnis€10.5M2 | €1,337,958 | €10,840,392 | 54 |
| 2022 | Rohergebnis€6.1M2 | €938,148 | €6,848,885 | 49 |
| 2021 | small company1 | — | €5,419,292 | 40 |
| 2020 | small company1 | — | €5,367,133 | 35 |
| 2019 | small company1 | €1,354,793 | €5,602,109 | 22 |
| 2018 | small company1 | €783,041 | €3,257,350 | 11 |
| 2017 | small company1 | €555,028 | €2,801,637 | 6 |
| 2016 | small company1 | €69,062 | €1,998,626 | 6 |
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) Bad Oeynhausen Local Court, HRB 12394 (as of 30 October 2026)
| Cost type | Amount | Share |
|---|---|---|
| Personnel Costs | €4,070,078 | 93.6% |
| Depreciation | €274,657 | 6.3% |
| Interest & Similar | €1,775 | 0.0% |
