In the management report Stemmler GmbH is described as a specialist for low- and medium-voltage in Saxony-Anhalt and Lower Saxony and it installs and maintains transformer stations and basic utilities (water, electricity, gas, district heating). Key customers include large clients such as EON/Avacon, Deutsche Telekom and Deutsche Bahn AG, who operate sites nationwide. In fiscal 2023 the company employed on average 88 workers (18 salaried employees, 70 manual workers) and had two managing directors. In 2023 the company invested in a new site in Hildesheim and in new technology to expand its service offering. Stemmler GmbH is a family business.
Die Ausführung von Kabel- und Elektromontagen, Installationen von Telekommunikationsnetzen sowie Rohrleitungsbau und damit verbundene Tiefbauarbeiten.
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) Stendal Local Court, HRB 13707 (as of 30 October 2026)
| Name | Type | City |
|---|---|---|
| Luke Stemmler | Geschäftsführer(in) | Aschersleben |
| Marco Stemmler | Geschäftsführer(in) | Güsten |
Source: German Commercial Register (Handelsregister) Stendal Local Court, HRB 13707 (as of 30 October 2026)
| Date | Event Type | Event |
|---|---|---|
| 08.11.2021 | Company Name Change | Stemmler GmbH |
| 08.11.2021 | Gesellschaftsvertrag amended | Gesellschaftsvertrag |
| 24.10.2011 | Gesellschaftsvertrag amended | Gesellschaftsvertrag |
| Date | Type | Change | Total Capital |
|---|---|---|---|
| 24.10.2011 | Capital Increase | +2.500 € | 28.750 € |
| 21.03.2007 | Capital Decrease | -23.750 € | 26.250 € |
| 22.12.2003 | Share Capital Set | — | 50.000 DM |
Source: German Commercial Register (Handelsregister) Stendal Local Court, HRB 13707 (as of 30 October 2026)
| Year | Revenue | Profit | Balance | Employees |
|---|---|---|---|---|
| 2025 | Rohergebnis€16.5M2 | €1,403,922 | €21,349,788 | — |
| 2024 | Rohergebnis€13.7M2 | €1,480,582 | €18,020,075 | — |
| 2023 | Rohergebnis€11.5M2 | €862,988 | €15,498,195 | — |
| 2022 | Rohergebnis€11.4M2 | €1,153,666 | €13,391,086 | — |
| 2021 | Rohergebnis€12M2 | €1,766,368 | €12,146,830 | — |
| 2020 | Rohergebnis€9M2 | €665,708 | €9,194,439 | — |
| 2019 | Rohergebnis€7.5M2 | €463,305 | €7,560,198 | — |
| 2018 | ≤ €12M1 | — | €7,122,720 | — |
| 2017 | ≤ €12M1 | — | €6,300,229 | — |
| 2016 | ≤ €12M1 | — | €6,106,069 | — |
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) Stendal Local Court, HRB 13707 (as of 30 October 2026)
| Cost type | Amount | Share |
|---|---|---|
| Personnel Costs | €7,646,896 | 78.9% |
| Depreciation | €1,766,518 | 18.2% |
| Interest & Similar | €272,342 | 2.8% |
