Kolb GmbH manufactures screws, clamping jaws, turned parts and similar fasteners and sells these products. The company has been a manufacturer of fastening elements for many decades, especially special screws made of stainless steel for the automotive industry. Kolb supplies customers mainly domestically and in European countries, is also present in the USA and Asia; the sister company in the USA serves as a service and distribution center and deliveries are made exclusively from the Wuppertal production site. The export ratio in the fiscal year was approximately 85%.
Gegenstand des Unternehmens ist die Herstellung und der Vertrieb von Schrauben, Spannkluppen, Drehteilen und ähnlichen Artikeln.
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) Wuppertal Local Court, HRB 9080 (as of 23 October 2026)
| Name | Type | City |
|---|---|---|
| Bernd Schweighöfer | Geschäftsführer(in) | Wuppertal |
Source: German Commercial Register (Handelsregister) Wuppertal Local Court, HRB 9080 (as of 23 October 2026)
| Date | Event Type | Event |
|---|---|---|
| 03.01.2022 | Company Name Change | RKI Abwicklung GmbH |
| 03.01.2022 | Gesellschaftsvertrag amended | Gesellschaftsvertrag |
| 31.03.2010 | Business Address Registered | Rathenaustr. 23, 42277 Wuppertal |
| Date | Type | Change | Total Capital |
|---|---|---|---|
| 10.10.2005 | Capital Decrease | -498.000 € | 522.000 € |
| 22.11.2002 | Share Capital Set | — | 1.020.000 DM |
Source: German Commercial Register (Handelsregister) Wuppertal Local Court, HRB 9080 (as of 23 October 2026)
| Year | Revenue | Profit | Balance | Employees |
|---|---|---|---|---|
| 2019 | Rohergebnis€5.7M2 | €0 | €7,891,802 | — |
| 2018 | Rohergebnis€6.5M2 | €322,192 | €7,506,966 | — |
| 2017 | Rohergebnis€6M2 | €43,555 | €7,828,486 | — |
| 2016 | Rohergebnis€5.7M2 | €0 | €7,674,486 | — |
| 2015 | Rohergebnis€6.5M2 | €0 | €7,800,918 | — |
| 2014 | Rohergebnis€7.1M2 | €0 | €7,646,576 | — |
| 2013 | Rohergebnis€6.5M2 | €0 | €7,846,890 | — |
| 2012 | Rohergebnis€7.4M2 | €0 | €8,635,841 | — |
| 2011 | Rohergebnis€7.9M2 | €0 | €8,506,598 | — |
| 2010 | Rohergebnis€7.1M2 | €0 | €7,815,993 | — |
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) Wuppertal Local Court, HRB 9080 (as of 23 October 2026)
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| Cost type | Amount | Share |
|---|---|---|
| Personnel Costs | €4,433,249 | 94.3% |
| Depreciation | €143,883 | 3.1% |
| Interest & Similar | €125,255 | 2.7% |
