The company's purpose is the planning, construction and commissioning as well as the development and sale of systems for gas separation and gas cleaning. The company is based in Allendorf (Eder) and is registered in the commercial register of the District Court of Marburg under HRB 5637. On average 30 employees were employed during the year and the balance sheet shows six biogas upgrading plants under construction with manufacturing costs of TEUR 8,665. The parent company is Powerchina Enviroment Investment Limited, Hong Kong, China.
Gegenstand des Unternehmens ist die Projektierung, Errichtung und Inbetriebnahme sowie die Entwicklung und der Vertrieb von Anlagen zur Gastrennung und Gasreinigung.
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) Marburg Local Court, HRB 5637 (as of 23 October 2026)
| Name | Type | City |
|---|---|---|
| Zhu Kesheng | Geschäftsführer(in) | Tianjin City |
Source: German Commercial Register (Handelsregister) Marburg Local Court, HRB 5637 (as of 23 October 2026)
| Year | Revenue | Profit | Balance | Employees |
|---|---|---|---|---|
| 2022 | €5,815,274 | -€2,570,983 | €10,291,407 | — |
| 2021 | €8,133,232 | -€1,317,868 | €3,393,727 | — |
| 2020 | €5,373,000 | -€2,339,517 | €3,916,223 | — |
| 2019 | small company1 | -€3,692,438 | €4,127,864 | — |
| 2018 | €9,998,000 | -€180,000 | €4,975,000 | — |
| 2017 | €4,961,000 | €0 | €9,267,000 | — |
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.
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Source: German Commercial Register (Handelsregister) Marburg Local Court, HRB 5637 (as of 23 October 2026)
AWIS GmbH
Düsseldorf · Gas-, Wasser-, Heizungs- sowie Lüftungs- und Klimainstallation
Otto Jung, Bauunternehmung GmbH
Troisdorf · Gas-, Wasser-, Heizungs- sowie Lüftungs- und Klimainstallation
GSI Gebäudeservice und Immobilienverwaltung Neu-Ulm GmbH
Neu-Ulm · Gas-, Wasser-, Heizungs- sowie Lüftungs- und Klimainstallation
| Cost type | Amount | Share |
|---|---|---|
| Personnel Costs | €2,227,447 | 22.5% |
| Material Costs | €7,340,094 | 74.0% |
| Depreciation | €143,118 | 1.4% |
| Interest & Similar | €207,469 | 2.1% |
