Based in Rheda-Wiedenbrück, Sita Bauelemente GmbH has been developing, producing, and distributing specialized system solutions for the drainage and ventilation of flat roofs in industrial and commercial construction since 1976. The product portfolio primarily includes gravity drainage systems made of polyurethane as well as complex siphonic drainage systems, which are complemented by purchased metal and stainless steel components. With a focus on the German market, which generates approximately 85% of revenue, the company primarily serves roofing wholesalers, roofers, as well as architects and planners. The company acts as a leading specialist in its market segment and relies on a three-tier distribution strategy.
Herstellung und Vertrieb von Bauelementen.
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) Gütersloh Local Court, HRB 5875 (as of 4 November 2026)
| Name | Type | City |
|---|---|---|
| Martin Gelsen | Geschäftsführer(in) | Pinneberg |
| Thomas Kleinegees | Geschäftsführer(in) | Lage |
Source: German Commercial Register (Handelsregister) Gütersloh Local Court, HRB 5875 (as of 4 November 2026)
| Year | Revenue | Profit | Balance | Employees |
|---|---|---|---|---|
| 2024 | Rohergebnis€24.2M2 | €3,242,513 | €23,971,930 | — |
| 2023 | Rohergebnis€23.3M2 | €3,298,376 | €22,420,532 | — |
| 2022 | Rohergebnis€23.7M2 | €4,183,011 | €21,170,527 | — |
| 2021 | Rohergebnis€21.2M2 | €3,508,268 | €18,642,025 | — |
| 2020 | Rohergebnis€19.4M2 | €3,298,841 | €18,722,808 | — |
| 2019 | Rohergebnis€17.6M2 | €2,567,698 | €17,070,167 | — |
| 2018 | Rohergebnis€16.9M2 | €2,305,728 | €14,792,821 | — |
| 2017 | Rohergebnis€16M2 | €2,652,684 | €12,096,016 | — |
| 2016 | Rohergebnis€14.8M2 | €2,490,242 | €11,033,211 | — |
| 2015 | Rohergebnis€13.7M2 | €2,076,364 | €9,906,930 | — |
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) Gütersloh Local Court, HRB 5875 (as of 4 November 2026)
Kazal GmbH
Berlin · Großhandel mit Rohstoffen, Halb- und Fertigwaren, ohne ausgeprägten Schwerpunkt
NewTelco GmbH
Karlstein · Wiederverkaufs- und Vermittlungstätigkeiten für die Telekommunikation
Triax GmbH
Pliezhausen · Großhandel mit elektronischen Bauteilen und Telekommunikationsgeräten
| Cost type | Amount | Share |
|---|---|---|
| Personnel Costs | €9,319,213 | 90.8% |
| Depreciation | €901,734 | 8.8% |
| Interest & Similar | €47,418 | 0.5% |
