Sontex Deutschland GmbH distributes Sontex SA measuring devices for thermal measurement and the associated readout systems and services the German and Austrian markets from Roedermark. The company is a 100% subsidiary of Sontex SA (Sonceboz/Switzerland) and employed on average 22 staff in its German branch in 2024. Development and production are predominantly carried out by the parent company in Switzerland; parts of the product range, notably smoke detectors and electronic water meters, are sourced from German suppliers. The core business comprises metering devices and system technology for measuring and billing heat and cold energy and related services based on the Sontex group technology. The company is a small company under § 267 (1) HGB and is therefore not required to publish a profit-and-loss statement.
Vertrieb von Meßgeräten der Firma Sontex SA zur thermischen Erfassung sowie die dazugehörigen Auslesesysteme
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 45261 (as of 2 November 2026)
| Name | Type | City |
|---|---|---|
| Patrick Grichting | Geschäftsführer(in) | Riedholz |
| Oltzai Sefedinoglou | Geschäftsführer(in) | Rüsselsheim |
Source: German Commercial Register (Handelsregister) Offenbach am Main Local Court, HRB 45261 (as of 2 November 2026)
| Date | Contract | Value |
|---|---|---|
| 24.3.2026 | Supplier · Brainergy Park Energie GmbH | — |
| Year | Revenue | Profit | Balance | Employees |
|---|---|---|---|---|
| 2024 | Rohergebnis€3.9M2 | €758,077 | €7,636,418 | — |
| 2023 | Rohergebnis€4.5M2 | €1,115,527 | €10,898,531 | — |
| 2022 | Rohergebnis€4.6M2 | €1,459,180 | €7,245,993 | — |
| 2021 | Rohergebnis€3.2M2 | €725,863 | €7,329,316 | — |
| 2020 | small company1 | €558,674 | €4,499,191 | — |
| 2019 | small company1 | €321,170 | €3,352,147 | — |
| 2018 | small company1 | €520,586 | €3,054,558 | — |
| 2017 | small company1 | €707,516 | €2,821,658 | — |
| 2016 | small company1 | €607,787 | €2,171,589 | — |
| 2015 | small company1 | €462,044 | €2,391,488 | — |
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 45261 (as of 2 November 2026)
NoKra Optische Prüftechnik und Automation GmbH
Baesweiler · Herstellung von Prüfmaschinen
Schaper Steuerungstechnik GmbH
Herford · Herstellung von elektrischen Mess-, Kontroll-, Navigations- u. ä. Instrumenten und Vorrichtungen
KELLER Pressure GmbH
Jestetten · Herstellung von elektrischen Mess-, Kontroll-, Navigations- u. ä. Instrumenten und Vorrichtungen
| Cost type | Amount | Share |
|---|---|---|
| Personnel Costs | €1,805,717 | 92.1% |
| Depreciation | €118,601 | 6.1% |
| Interest & Similar | €35,673 | 1.8% |
