sera AQUA GmbH is an independent, family-owned German company based in Immenhausen that manufactures, develops and sells dosing-technology machines and related product solutions and services. The company provides solutions in water treatment and precision dosing, notably for wastewater and drinking water treatment, the beverage and food industry, the paper and textile industries, environmental engineering as well as chemical and petrochemical sectors. Its product range includes customer-specific dosing systems including measurement, control and regulation technology as well as development/test rigs and accompanying services. sera AQUA GmbH is part of the sera group and describes itself in the management report as a world-leading company in its specialization. sera AQUA GmbH is a family business.
Herstellung, Entwicklung und Vertrieb von Maschinen und Apparaten der Dosiertechnik nebst Zubehörteilen.
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) Kassel Local Court, HRB 15220 (as of 16 August 2026)
| Year | Revenue | Profit | Balance | Employees |
|---|---|---|---|---|
| 2024 | Rohergebnis€7.7M2 | €295,202 | €10,448,576 | — |
| 2023 | Rohergebnis€7M2 | €588,964 | €9,758,139 | — |
| 2022 | Rohergebnis€7.8M2 | €1,653,546 | €9,286,602 | — |
| 2021 | Rohergebnis€6.1M2 | €694,219 | €8,614,809 | — |
| 2020 | Rohergebnis€6.2M2 | €1,124,388 | €7,629,716 | — |
| 2019 | Rohergebnis€6M2 | €789,989 | €6,271,809 | — |
| 2018 | small company1 | €1,107,828 | €5,632,212 | — |
| 2013 | small company1 | €755,034 | €2,024,663 | — |
| 2012 | small company1 | €237,952 | €1,787,136 | — |
| 2011 | small company1 | €218,935 | €1,758,893 | — |
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) Kassel Local Court, HRB 15220 (as of 16 August 2026)
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| Cost type | Amount | Share |
|---|---|---|
| Personnel Costs | €4,112,180 | 98.4% |
| Depreciation | €60,368 | 1.4% |
| Interest & Similar | €7,364 | 0.2% |
