Rolf Petersen GmbH, based in Osterroenfeld, manufactures heating and sanitary systems of all kinds and conducts all related businesses including opening branches and acquiring similar companies. The company's core competence is in large construction projects, specifically residential construction; it operates in the building trades of heating, ventilation and sanitary services. The company serves the full demand spectrum from customer service to large-scale projects and, due to active personnel policies, is able to accept and reliably execute large contracts. In its revenue class the company belongs to the less than 0.5% of firms that generate more than EUR 10 million and up to EUR 25 million in sales. Rolf Petersen GmbH is a family business.
Die Erstellung von Heizungs- und Sanitäranlagen jeglicher Art und aller damit zusammenhängenden Geschäfte einschließlich der Gründung von Niederlassungen und der Erwerb gleicher Unternehmen.
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) Kiel Local Court, HRB 404 (as of 3 November 2026)
| Name | Type | City |
|---|---|---|
| Rolf Petersen | Geschäftsführer(in) | Westerrönfeld |
| Gerrit Petersen | Geschäftsführer(in) | Westerrönfeld |
Source: German Commercial Register (Handelsregister) Kiel Local Court, HRB 404 (as of 3 November 2026)
| Date | Event Type | Event |
|---|---|---|
| 24.07.2017 | Company Name Change | Rolf Petersen GmbH |
| 11.07.2016 | Gesellschaftsvertrag amended | Gesellschaftsvertrag |
| 04.12.2009 | Registered Seat Change | schrift wird gemäß § 3 EGGmb- |
| Date | Type | Change | Total Capital |
|---|---|---|---|
| 14.01.2005 | Share Capital Set | — | 460.170 € |
| Date | Contract | Value |
|---|---|---|
| 13.6.2025 | Supplier · Norddeutscher Rundfunk | — |
| 6.1.2025 | Supplier · Kreis Segeberg - Der Landrat | — |
Source: German Commercial Register (Handelsregister) Kiel Local Court, HRB 404 (as of 3 November 2026)
| Year | Revenue | Profit | Balance | Employees |
|---|---|---|---|---|
| 2024 | Rohergebnis€9.8M2 | €1,654,688 | €11,977,901 | — |
| 2023 | Rohergebnis€10.1M2 | €1,717,964 | €12,323,761 | — |
| 2022 | Rohergebnis€8.8M2 | €596,343 | €11,128,897 | — |
| 2021 | Rohergebnis€8.1M2 | €604,580 | €8,274,825 | — |
| 2020 | Rohergebnis€8.9M2 | €1,221,504 | €8,452,362 | — |
| 2019 | Rohergebnis€7.2M2 | €585,176 | €7,891,649 | — |
| 2018 | Rohergebnis€7M2 | €563,299 | €7,073,364 | — |
| 2017 | Rohergebnis€6.8M2 | €523,480 | €6,857,482 | — |
| 2016 | Rohergebnis€6.7M2 | €499,606 | €6,897,077 | — |
| 2015 | Rohergebnis€6.8M2 | €370,576 | €6,093,000 | — |
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) Kiel Local Court, HRB 404 (as of 3 November 2026)
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| Cost type | Amount | Share |
|---|---|---|
| Personnel Costs | €5,552,480 | 95.5% |
| Depreciation | €224,281 | 3.9% |
| Interest & Similar | €39,314 | 0.7% |
