SERO GmbH is a specialized development and manufacturing service provider in the Electronic Manufacturing Services (EMS) sector, headquartered in Rohrbach. The company focuses on the development, production, and distribution of assembled printed circuit boards as well as complex electronic and electromechanical assemblies and devices. Key customers include medium-sized and large enterprises from the transportation & e-mobility, energy & cleantech, and medtech sectors. The group operates an international network with locations in Germany, the Netherlands, Slovakia, Denmark, and the USA.
Die Verwaltung eigenen Vermögens (insbesondere Beteiligungen an Gesellschaften im Bereich der Entwicklung, Herstellung, Verarbeitung und dem Vertrieb von a) elektronischen und elektromechanischen Komponenten, Baugruppen und Geräten, sowie b) Dienstleistungen und sonstigen Gegenständen der elektrotechnischen Industrie, sowie c) die Erbringung von Dienstleistungen aller Art (z.B. administrativer, finanzieller, kaufmännischer oder technischer Art) gegenüber Tochtergesellschaften.
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) Landau Local Court, HRB 32429 (as of 30 October 2026)
| Name | Type | City |
|---|---|---|
| Jörg Fischer | Geschäftsführer(in) | München |
| Jan-Frederik Kalee | Geschäftsführer(in) | Uden |
| Ivan Polak | Geschäftsführer(in) | Senec |
| Ali Şahin | Geschäftsführer(in) | Erfurt |
Source: German Commercial Register (Handelsregister) Landau Local Court, HRB 32429 (as of 30 October 2026)
| Date | Event Type | Event |
|---|---|---|
| 26.10.2021 | Gesellschaftsvertrag amended | Gesellschaftsvertrag |
| 29.07.2019 | Gesellschaftsvertrag amended | Gesellschaftsvertrag |
| 28.02.2019 | Company Name Change | Geändert, nun SERO GmbH |
| Date | Type | Change | Total Capital |
|---|---|---|---|
| 19.12.2018 | Share Capital Set | — | 25.000 € |
Source: German Commercial Register (Handelsregister) Landau Local Court, HRB 32429 (as of 30 October 2026)
| Year | Revenue | Profit | Balance | Employees |
|---|---|---|---|---|
| 2024 | €189,449,581 | -€14,339,582 | €147,792,617 | 942 |
| 2023 | €209,556,826 | -€9,902,629 | €158,676,678 | 997 |
| 2022 | €190,563,576 | -€12,517,521 | €158,634,279 | 857 |
| 2021 | €40,121,309 | -€2,654,130 | €153,455,256 | 730 |
| 2020 | — | €0 | €152,224,590 | 214 |
| 2019 | €89,766,839 | -€19,899,139 | €110,848,961 | 249 |
| 2018 | €0 | -€1,441,720 | €105,002,976 | — |
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Source: German Commercial Register (Handelsregister) Landau Local Court, HRB 32429 (as of 30 October 2026)
| Cost type | Amount | Share |
|---|---|---|
| Personnel Costs | €37,087,805 | 19.7% |
| Material Costs | €124,590,948 | 66.1% |
| Depreciation | €18,732,765 | 9.9% |
| Interest & Similar | €8,133,936 | 4.3% |
