SERVICE 1 GmbH has developed and sold standard software as well as consulting and support services for Field Service Management (FSM) for over 30 years, including mobile applications, scheduling and routing optimization, and knowledge bases. The solutions are offered as a cloud-native managed service with a focus on the DACH region and, according to the report, are used by international companies in more than 70 countries. Target customers are service organizations for technical products in the upper mid-market and internationally active large enterprises across industries such as home appliances & electronics, life sciences/medtech, HVAC, manufacturing, renewable energy, telecommunications, logistics and agriculture services. SERVICE 1 is a 100% subsidiary of GMS Holding GmbH and employed on average 74 salaried employees in the reporting year. The company is a small company under § 267 (1) HGB and is therefore not required to publish a profit-and-loss statement.
Entwicklung von Softwareprodukten und alle damit im Zusammenhang stehenden Aufgaben, insbesondere die Ausbildung und Schulung auf den Gebieten der Softwareentwicklung und des Software-Eningeering.
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) Paderborn Local Court, HRB 1422 (as of 31 October 2026)
| Name | Type | City |
|---|---|---|
| Norbert Armbruster | Geschäftsführer(in) | Paderborn |
| Carsten Müller | Geschäftsführer(in) | Hamburg |
Source: German Commercial Register (Handelsregister) Paderborn Local Court, HRB 1422 (as of 31 October 2026)
| Date | Event Type | Event |
|---|---|---|
| 09.07.2024 | Company Name Change | SERVICE 1 GmbH |
| 09.07.2024 | Gesellschaftsvertrag amended | Gesellschaftsvertrag |
| 23.03.2023 | Company Name Change | GMS Development GmbH |
| Date | Type | Change | Total Capital |
|---|---|---|---|
| 16.09.2015 | Capital Decrease | -24.000 € | 26.000 € |
| 10.09.2003 | Share Capital Set | — | 50.000 DM |
Source: German Commercial Register (Handelsregister) Paderborn Local Court, HRB 1422 (as of 31 October 2026)
| Year | Revenue | Profit | Balance | Employees |
|---|---|---|---|---|
| 2025 | small company1 | — | €5,881,031 | — |
| 2024 | Rohergebnis€7M2 | -€870,386 | €6,592,577 | — |
| 2023 | Rohergebnis€9.3M2 | €384,525 | €8,223,552 | — |
| 2022 | Rohergebnis€10.7M2 | €3,640,543 | €9,838,166 | — |
| 2021 | Rohergebnis€9.8M2 | €3,135,402 | €7,968,625 | — |
| 2020 | Rohergebnis€10.4M2 | €3,299,172 | €5,768,500 | — |
| 2019 | Rohergebnis€10.2M2 | €2,868,090 | €6,380,047 | — |
| 2018 | Rohergebnis€10.7M2 | €3,855,704 | €8,338,896 | — |
| 2017 | Rohergebnis€10.5M2 | €4,480,066 | €6,930,226 | — |
| 2016 | ≤ €12M1 | — | €9,061,208 | — |
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) Paderborn Local Court, HRB 1422 (as of 31 October 2026)
| Cost type | Amount | Share |
|---|---|---|
| Personnel Costs | €6,406,760 | 87.1% |
| Depreciation | €940,552 | 12.8% |
| Interest & Similar | €7,388 | 0.1% |
