PRT Rohrtechnik Berlin-Brandenburg GmbH is a long-standing partner of the utilities sector and industry, providing services in buried pipeline construction, industrial plant construction and service; it operates sites in Berlin, Ludwigsfelde and Schwedt. Customers include the mineral oil industry, municipal suppliers, municipal utilities, energy supply companies, building authorities and various industrial clients. The company employs highly qualified staff with long-standing expertise in civil, pipeline and plant construction and is specialized in gas, water, district heating, wastewater and industrial sectors. To ensure quality, environmental and safety standards, PRT Berlin holds certifications including DIN EN ISO 9001:2015, DIN EN ISO 14001:2015, DIN EN ISO 50001:2018 and DIN ISO 45001:2018 as well as approvals such as DVGW GW 301/GW 302 and EN 3834-2.
Die gewerbliche Betätigung im Baugewerbe und in der Wassertechnik einschließlich Beratung und Ausführung, insbesondere im Anlagen-, Tief- und Rohrbau sowie das Erbringen von mit dem Gegenstand des Unternehmens zusammenhängenden Dienstleistungen, Handelsgeschäfte aller Art und Ingenieurleistungen.
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) Berlin (Charlottenburg) Local Court, HRB 219772 (as of 2 November 2026)
| Name | Type | City |
|---|---|---|
| Henry Dochow | Geschäftsführer(in) | Bernau |
Source: German Commercial Register (Handelsregister) Berlin (Charlottenburg) Local Court, HRB 219772 (as of 2 November 2026)
| Date | Event Type | Event |
|---|---|---|
| 04.09.2020 | Company Name Change | PRT Rohrtechnik Berlin-Brandenburg GmbH |
| 04.09.2020 | Gesellschaftsvertrag amended | Gesellschaftsvertrag |
| 06.08.2020 | Company Name Registered | PRT Anlagentechnik GmbH |
| Date | Type | Change | Total Capital |
|---|---|---|---|
| 06.08.2020 | Share Capital Set | — | 200.000 € |
Source: German Commercial Register (Handelsregister) Berlin (Charlottenburg) Local Court, HRB 219772 (as of 2 November 2026)
| Year | Revenue | Profit | Balance | Employees |
|---|---|---|---|---|
| 2025 | Rohergebnis€7.8M2 | €1,000,677 | €9,656,926 | — |
| 2024 | Rohergebnis€7.2M2 | €1,025,472 | €8,662,527 | — |
| 2023 | Rohergebnis€7.7M2 | €1,083,011 | €7,338,449 | — |
| 2022 | Rohergebnis€6.8M2 | €710,180 | €6,191,468 | — |
| 2021 | Rohergebnis€7.2M2 | €869,038 | €6,109,979 | — |
| 2020 | Rohergebnis€7.7M2 | €1,466,505 | €6,261,307 | — |
| 2019 | Rohergebnis€6K2 | -€97,025 | — | — |
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) Berlin (Charlottenburg) Local Court, HRB 219772 (as of 2 November 2026)
| Cost type | Amount | Share |
|---|---|---|
| Personnel Costs | €4,933,725 | 95.6% |
| Depreciation | €213,226 | 4.1% |
| Interest & Similar | €16,075 | 0.3% |
