HTO Haertetechnik und Oberflaechenbehandlung GmbH specializes in hardening and surface treatment of metal and similar products. The majority of revenue was generated domestically; primary sales markets are Germany and other European countries. The company operates 19 modern plants and offers 12 different heat-treatment processes as well as surface treatments such as sandblasting, glass-bead blasting and browning. Its customer base is mainly companies in the mechanical engineering sector, and the average workforce in 2024 was 91 employees.
der Betrieb einer Härterei und die Oberflächenbehandlung von Metall und ähnlichen Produkten.
Converted using the official Destatis and Eurostat correspondence tables; ISIC Rev. 4 is the United Nations' international industry classification.
This summary was generated with the help of AI. See our Data Quality Notice. Report error?
Source: German Commercial Register (Handelsregister) Freiburg Local Court, HRB 700180 (as of 31 October 2026)
| Name | Type | City |
|---|---|---|
| Michael Rauer | Geschäftsführer(in) | Willstätt |
Source: German Commercial Register (Handelsregister) Freiburg Local Court, HRB 700180 (as of 31 October 2026)
| Date | Event Type | Event |
|---|---|---|
| 24.01.2011 | Gesellschaftsvertrag amended | Gesellschaftsvertrag |
| 25.10.2010 | Business Address Registered | Otto-Hahn-Straße 1, 77948 Friesenheim |
| 24.07.2006 | Company Name Registered | HTO Härtetechnik und Oberflächenbehandlung GmbH |
| Date | Type | Change | Total Capital |
|---|---|---|---|
| 24.01.2011 | Capital Increase | +250.000 € | 275.000 € |
| 24.07.2006 | Share Capital Set | — | 25.000 € |
Source: German Commercial Register (Handelsregister) Freiburg Local Court, HRB 700180 (as of 31 October 2026)
| Year | Revenue | Profit | Balance | Employees |
|---|---|---|---|---|
| 2024 | Rohergebnis€9.4M2 | €921,263 | €8,688,920 | — |
| 2023 | Rohergebnis€9.6M2 | €1,067,734 | €9,183,717 | — |
| 2022 | Rohergebnis€10.1M2 | €1,578,228 | €9,869,902 | — |
| 2021 | Rohergebnis€8.7M2 | €1,392,788 | €9,650,174 | — |
| 2020 | Rohergebnis€7.9M2 | €941,237 | €8,440,782 | — |
| 2019 | Rohergebnis€8.1M2 | €925,210 | €8,241,730 | — |
| 2018 | Rohergebnis€8M2 | €1,062,972 | €8,040,742 | — |
| 2017 | Rohergebnis€6.7M2 | €773,765 | €7,298,618 | — |
| 2016 | small company1 | — | €5,781,975 | — |
| 2015 | ≤ €12M1 | — | €6,306,571 | — |
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.
Sign in to download data
Source: German Commercial Register (Handelsregister) Freiburg Local Court, HRB 700180 (as of 31 October 2026)
| Cost type | Amount | Share |
|---|---|---|
| Personnel Costs | €4,979,705 | 81.0% |
| Depreciation | €1,158,088 | 18.8% |
| Interest & Similar | €10,694 | 0.2% |
