sector27 GmbH was founded in 1998 in Dorsten and is an owner-managed IT services company for commercial and public end customers. The business model is divided into an IT infrastructure area (classic system house business with managed services, trade in hard- and software, and consulting and implementation of network, security and cloud services) and a focus on mobility and data center operations. In the 2024 financial year the company generated revenues of approximately EUR 27.0 million and has substantially expanded its data center expertise in recent years. Since 2023 sector27 has been certified according to ISO 27001 IT baseline protection and in mid‑2024 concluded a cooperation with solcentrix for internationalization.
Planung, Installation, Organisation und Vertrieb von Datenverarbeitungs- und Kommunikationsanlagen (Hard- und Software), Beratung beim Anschluss an das Computernetz Internet, Bereitstellung des Anschlusses und Handel mit Daten im Internet sowie Vermietung und Verpachtung von Immobilien.
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) Gelsenkirchen Local Court, HRB 6524 (as of 1 November 2026)
| Name | Type | City |
|---|---|---|
| Bernhard Husse | Geschäftsführer(in) | Gescher |
| Jens Tintrup | Geschäftsführer(in) | Lüdinghausen |
Source: German Commercial Register (Handelsregister) Gelsenkirchen Local Court, HRB 6524 (as of 1 November 2026)
| Date | Event Type | Event |
|---|---|---|
| 14.07.2022 | Gesellschaftsvertrag amended | Gesellschaftsvertrag |
| 19.01.2018 | Business Purpose Update | Planung, Installation, Organisation und Vertrieb von Datenverarbeitungs- und Kommunikationsanlagen (Hard- und Software), Beratung beim Anschluss an das Computernetz Internet, Bereitstellung des Anschlusses und Handel mit Daten im Internet sowie Vermietung und Verpachtung von Immobilien. |
| 19.01.2018 | Gesellschaftsvertrag amended | Gesellschaftsvertrag |
| Date | Type | Change | Total Capital |
|---|---|---|---|
| 13.12.2002 | Share Capital Set | — | 71.750 € |
Source: German Commercial Register (Handelsregister) Gelsenkirchen Local Court, HRB 6524 (as of 1 November 2026)
| Year | Revenue | Profit | Balance | Employees |
|---|---|---|---|---|
| 2024 | Rohergebnis€12.7M2 | €2,465,263 | €12,312,727 | — |
| 2023 | Rohergebnis€13.5M2 | €2,886,952 | €9,770,340 | — |
| 2022 | Rohergebnis€10.1M2 | €1,686,137 | €8,714,305 | — |
| 2021 | Rohergebnis€7.8M2 | €920,831 | €7,152,210 | — |
| 2020 | Rohergebnis€6.9M2 | €813,564 | €8,236,567 | — |
| 2019 | small company1 | €223,413 | €3,182,440 | — |
| 2018 | small company1 | €190,265 | €2,640,074 | — |
| 2017 | small company1 | €126,725 | €1,583,160 | — |
| 2016 | small company1 | €72,028 | €1,168,278 | — |
| 2015 | small company1 | €53,412 | €1,041,006 | — |
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) Gelsenkirchen Local Court, HRB 6524 (as of 1 November 2026)
| Cost type | Amount | Share |
|---|---|---|
| Personnel Costs | €7,096,652 | 93.1% |
| Depreciation | €515,706 | 6.8% |
| Interest & Similar | €8,922 | 0.1% |
