ExperTeach Gesellschaft fuer Netzwerkkompetenz mbH provides knowledge transfer, conducts training and advises in the fields of telecommunications and information technology and delivers ICT and service services. Founded in 1995, the company is headquartered in Dietzenbach and has offered B2B training and consulting services for more than 35 years. The group operates its own training centers in Hamburg, Düsseldorf, Frankfurt/Dietzenbach, Munich and Vienna and offers both vendor-neutral in-house courses (ExperTeach Networking) and original vendor trainings from providers such as Cisco, Microsoft and AWS. About fifty permanent course instructors act as developers and teachers of the ExperTeach networking series, which has reached over 200,000 participants in the past three decades.
die Wissensvermittlung, Schulung und Beratung auf dem Gebiet der Telekommunikations- und Informationstechnologie sowie die Erbringung von ICT- und Service-Dienstleistungen
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) Offenbach am Main Local Court, HRB 12166 (as of 31 October 2026)
| Name | Type | City |
|---|---|---|
| Dietmar Möller | Geschäftsführer(in) | Dietzenbach |
Source: German Commercial Register (Handelsregister) Offenbach am Main Local Court, HRB 12166 (as of 31 October 2026)
| Date | Contract | Value |
|---|---|---|
| 16.10.2026 | Supplier · BWI GmbH | 39.500 € |
| 13.10.2026 | Supplier · BWI GmbH | 5.475 € |
| 22.9.2026 | 2000285546 SL IPv6 Adressierung, Routing und IPv4-Interworking Supplier · BWI GmbH | 13.850 € |
| Year | Revenue | Profit | Balance | Employees |
|---|---|---|---|---|
| 2024 | Rohergebnis€14M2 | €660,308 | €7,716,493 | — |
| 2023 | Rohergebnis€15.2M2 | €1,062,972 | €9,191,537 | — |
| 2022 | Rohergebnis€14M2 | €979,712 | €9,757,829 | — |
| 2021 | Rohergebnis€12.2M2 | €840,902 | €8,552,217 | — |
| 2020 | Rohergebnis€10.6M2 | €523,299 | €8,976,475 | — |
| 2019 | Rohergebnis€14.4M2 | €1,253,389 | €8,717,336 | — |
| 2018 | Rohergebnis€11.9M2 | €677,404 | €7,061,886 | — |
| 2017 | Rohergebnis€11.1M2 | €524,037 | €5,500,659 | — |
| 2016 | Rohergebnis€10.2M2 | €382,771 | €4,839,650 | — |
| 2015 | Rohergebnis€10.4M2 | €608,957 | €4,875,339 | — |
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) Offenbach am Main Local Court, HRB 12166 (as of 31 October 2026)
Net at Work GmbH
Paderborn · Betrieb von Datenverarbeitungseinrichtungen für Dritte
GECKO Gesellschaft für Computer und Kommunikationssysteme m.b.H.
Rostock · Betrieb von Datenverarbeitungseinrichtungen für Dritte
acardo group AG
Dortmund · Erbringung von Beratungsleistungen auf dem Gebiet der Informationstechnologie
| Cost type | Amount | Share |
|---|---|---|
| Personnel Costs | €9,583,972 | 97.7% |
| Depreciation | €222,166 | 2.3% |
| Interest & Similar | €3,099 | 0.0% |
