BSN GmbH is specialized in processing and marketing by-products and residues generated at the electric steelworks of Badische Stahlwerke GmbH (BSW) in Kehl. A core activity is the recovery of valuable materials from these streams and their reintegration into BSW's production cycle. In addition, BSN manufactures customized additive materials that are specifically tailored to the production requirements of BSW. The single-site company in Kehl employs on average 28 staff plus one trainee and benefits from close proximity to BSW with high flexibility in supply and logistics.
Die Verarbeitung, Weiterverarbeitung und Verwertung von sowie der Handel mit in der Stahl- und Metallindustrie entstehenden Nebenprodukten und Reststoffen. Die Gesellschaft ist berechtigt Unternehmen neu zu errichten, bestehende zu erwerben, sich an solchen zu beteiligen und sämtliche einschlägigen Geschäfte zu betreiben, die geeignet erscheinen, die Unternehmungen der Gesellschaft zu fördern.
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) Freiburg Local Court, HRB 371462 (as of 31 October 2026)
| Name | Type | City |
|---|---|---|
| Michael Marz | Geschäftsführer(in) | Rheinau |
Source: German Commercial Register (Handelsregister) Freiburg Local Court, HRB 371462 (as of 31 October 2026)
| Year | Revenue | Profit | Balance | Employees |
|---|---|---|---|---|
| 2024 | Rohergebnis€6.4M2 | -€776,700 | €8,015,857 | — |
| 2023 | Rohergebnis€6M2 | €83,094 | €8,829,725 | — |
| 2022 | Rohergebnis€9.5M2 | €2,194,240 | €8,883,860 | — |
| 2021 | — | €1,679,360 | €6,317,425 | — |
| 2020 | — | €178,949 | €5,090,813 | — |
| 2019 | — | €420,546 | €5,102,053 | — |
| 2018 | — | €844,792 | €5,453,863 | — |
| 2017 | — | -€1,106,159 | €4,566,961 | — |
| 2016 | €13,259,842 | -€1,644,847 | €4,409,985 | — |
| 2015 | €13,369,298 | -€1,155,139 | €13,003,932 | — |
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) Freiburg Local Court, HRB 371462 (as of 31 October 2026)
| Cost type | Amount | Share |
|---|---|---|
| Personnel Costs | €2,074,203 | 76.8% |
| Depreciation | €619,186 | 22.9% |
| Interest & Similar | €6,550 | 0.2% |
