Wolfgang Bauer Ingenieurbau GmbH was founded in 1990 and conducts masonry, concrete and reinforced concrete work for the protection, repair and preservation of buildings and monuments of all kinds. In the 2023 financial year the company was primarily active in the renovation and refurbishment of older buildings in Berlin; main clients are public authorities and local transport companies. Bauer GmbH limits its operations to the Berlin-Brandenburg region and maintains a branch in Berlin; it frequently participates in joint ventures (ARGEN) with other construction firms. The average headcount was 84 employees (41 salaried staff and 43 hourly workers), material purchases are made on a needs basis and the company does not maintain inventories.
der Schutz, die Instandsetzung und Erhaltung von Bauwerken, Bauteilen und Baudenkmälern aller Art durch die Ausführung von Maurer-, Beton- und Stahlbetonarbeiten
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) Neuruppin Local Court, HRB 6507 (as of 24 October 2026)
| Name | Type | City |
|---|---|---|
| Dirk Nausedat | Geschäftsführer(in) | Berlin |
Source: German Commercial Register (Handelsregister) Neuruppin Local Court, HRB 6507 (as of 24 October 2026)
| Date | Event Type | Event |
|---|---|---|
| 15.12.2009 | Business Address Registered | Buchhorster Straße 21 B, 16567 Mühlenbeck |
| 11.03.2005 | Company Name Registered | Wolfgang Bauer Ingenieurbau GmbH |
| 11.03.2005 | Registered Seat | Mühlenbeck |
| Date | Type | Change | Total Capital |
|---|---|---|---|
| 11.03.2013 | Capital Increase | +100 € | 50.100 € |
| 15.12.2009 | Share Capital Set | — | 50.000 € |
| 11.03.2005 | Share Capital Set | — | 50.000 DM |
| Date | Contract | Value |
|---|---|---|
| 10.9.2026 | Supplier · Land Berlin – Sondervermögen Immobilien des Landes Berlin (SILB) c/o BIM Berliner Immobilienmanagement GmbH | 26.471 € |
| 19.8.2026 | Supplier · Stiftung Preußische Schlösser und Gärten Berlin-Brandenburg | — |
| 5.8.2026 | Max-Planck-Forschungsstelle für die Wissenschaft der Pathogene, Neubau und Umbau: Baumeister Supplier · Max-Planck-Gesellschaft Abt.III | — |
Source: German Commercial Register (Handelsregister) Neuruppin Local Court, HRB 6507 (as of 24 October 2026)
| Year | Revenue | Profit | Balance | Employees |
|---|---|---|---|---|
| 2024 | Rohergebnis€13.5M2 | €5,080,946 | €18,545,139 | — |
| 2023 | Rohergebnis€8.4M2 | €1,372,613 | €18,957,848 | 84 |
| 2022 | Rohergebnis€10.2M2 | €2,434,772 | €15,025,546 | 82 |
| 2021 | €8,115,534 | €1,502,098 | €16,277,942 | 85 |
| 2020 | €11,768,700 | €3,805,821 | €15,351,445 | 85 |
| 2019 | Rohergebnis€8.7M2 | €2,164,011 | €13,640,800 | 86 |
| 2018 | Rohergebnis€7.7M2 | €1,161,240 | €10,299,882,590 | 86 |
| 2017 | Rohergebnis€7M2 | €1,181,648 | €9,394,113 | 86 |
| 2016 | Rohergebnis€6.1M2 | €813,399 | €8,403,334 | 83 |
| 2015 | Rohergebnis€5.5M2 | €593,572 | €7,642,870 | 79 |
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) Neuruppin Local Court, HRB 6507 (as of 24 October 2026)
| Cost type | Amount | Share |
|---|---|---|
| Personnel Costs | €4,969,934 | 98.5% |
| Depreciation | €74,215 | 1.5% |
| Interest & Similar | €2,450 | 0.0% |
