The company develops and trades products for the construction trade, notably formwork and drainage systems as well as solid construction buildings. As a comprehensive construction materials supplier it handles site logistics nationwide and internationally (Switzerland, Luxembourg, UK, Austria), including purchasing, warehousing, picking and transport. The product range includes building materials, insulation materials, prefabricated parts and formwork; around 99% of products are sourced from Germany. In 2023 the company operated a main site in Dunningen and had three warehouse locations (with the Günzburg warehouse closed on 30.05.2023).
Die Entwicklung von und der Handel mit Produkten für das Bauhandwerk, insbesondere Schalungs- und Drainagensysteme sowie die Entwicklung, die Herstellung und der Vertrieb von Bauwerken in Massivbauweise,
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) Stuttgart Local Court, HRB 471081 (as of 2 November 2026)
| Name | Type | City |
|---|---|---|
| Michael Werner | Geschäftsführer(in) | Dunningen-Lackendorf |
Source: German Commercial Register (Handelsregister) Stuttgart Local Court, HRB 471081 (as of 2 November 2026)
| Year | Revenue | Profit | Balance | Employees |
|---|---|---|---|---|
| 2024 | Rohergebnis€2.5M2 | -€931,094 | €6,823,692 | — |
| 2023 | Rohergebnis€4.3M2 | €127,416 | €8,386,400 | 45 |
| 2022 | Rohergebnis€4.2M2 | -€1,084,531 | €9,774,152 | 47 |
| 2021 | Rohergebnis€3M2 | €16,409 | €8,805,490 | 35 |
| 2020 | small company1 | €645,345 | €4,769,623 | 28 |
| 2019 | small company1 | — | €2,938,479 | 25 |
| 2018 | — | — | €2,542,296 | — |
| 2017 | small company1 | — | €2,330,611 | 23 |
| 2016 | small company1 | — | €1,978,757 | 22 |
| 2015 | small company1 | — | €1,932,062 | — |
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) Stuttgart Local Court, HRB 471081 (as of 2 November 2026)
Interpolimeri GmbH
Köln · Tätigkeiten der Großhandelsvermittlung von Baustoffen und Anstrichmitteln
MAINMETALL GmbH Dessau
Dessau · Tätigkeiten der Großhandelsvermittlung von Installationsbedarf für Gas, Wasser, Heizung und Klimatechnik
Holter Großhandel Deutschland GmbH
Obertraubling · Tätigkeiten der Großhandelsvermittlung von Installationsbedarf für Gas, Wasser, Heizung und Klimatechnik
| Cost type | Amount | Share |
|---|---|---|
| Personnel Costs | €1,572,784 | 75.2% |
| Depreciation | €314,629 | 15.0% |
| Interest & Similar | €204,941 | 9.8% |
