SK Seguin GmbH is a modern facilities cleaning service company headquartered in Magdeburg with a branch office in Stendal; the company was founded in 1991. Its service offering includes building cleaning, glass cleaning and basic and special cleaning for office complexes, retail and wholesale businesses and industrial sites. In the 2024 fiscal year the company employed on average 659 staff and was re-certified to ISO 9001 in 2024. Total output amounted to about EUR 18 million in 2024 and the equity ratio was 46 % as of 31 December 2024. SK Glas- und Gebäudereinigung Seguin GmbH is a family business.
Glas- und Gebäudereinigung und artverwandte Tätigkeiten sowie Werbung, Sportbetreuung, Personalleasing, Kanal- und Drainagereinigung sowie die Bewachung von Industrieanlagen, gesellschaftlicher Institutionen und im privaten Bereich, der Geld- und Wertsachentransport sowie die Geldverarbeitung, die Durchführung von Kurierdiensten aller Art, der Notruf- und Patrouilliendienst sowie die Führung einer Detektei zur Vornahme von Ermittlungen und Durchführung vor Spezialeinsätzen.
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) Stendal Local Court, HRB 104452 (as of 30 October 2026)
| Name | Type | City |
|---|---|---|
| Maik Seguin | Geschäftsführer(in) | Stendal |
| Norman Seguin | Geschäftsführer(in) | Magdeburg |
Source: German Commercial Register (Handelsregister) Stendal Local Court, HRB 104452 (as of 30 October 2026)
| Date | Event Type | Event |
|---|---|---|
| 19.07.2011 | Company Name Change | SK Glas- und Gebäudereinigung Seguin GmbH |
| 19.07.2011 | Gesellschaftsvertrag amended | Gesellschaftsvertrag |
| 28.12.2010 | Gesellschaftsvertrag amended | Gesellschaftsvertrag |
| Date | Type | Change | Total Capital |
|---|---|---|---|
| 28.12.2010 | Capital Decrease | -25.400 € | 26.600 € |
| 17.07.2006 | Share Capital Set | — | 52.000 DM |
Source: German Commercial Register (Handelsregister) Stendal Local Court, HRB 104452 (as of 30 October 2026)
| Year | Revenue | Profit | Balance | Employees |
|---|---|---|---|---|
| 2025 | Rohergebnis€17.7M2 | €847,934 | €3,795,828 | — |
| 2024 | Rohergebnis€17.7M2 | €1,115,184 | €3,155,979 | — |
| 2023 | Rohergebnis€15.8M2 | €898,592 | €3,414,794 | — |
| 2022 | small company1 | — | €3,447,459 | — |
| 2021 | small company1 | — | €2,796,187 | — |
| 2020 | small company1 | — | €1,988,361 | — |
| 2019 | small company1 | — | €1,974,877 | — |
| 2018 | small company1 | — | €2,129,530 | — |
| 2017 | small company1 | — | €1,948,687 | — |
| 2016 | small company1 | — | €1,893,586 | — |
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) Stendal Local Court, HRB 104452 (as of 30 October 2026)
| Cost type | Amount | Share |
|---|---|---|
| Personnel Costs | €14,950,661 | 99.0% |
| Depreciation | €147,185 | 1.0% |
| Interest & Similar | €759 | 0.0% |
