Solar-Log GmbH develops and sells hardware and software solutions in the field of renewable energies with a focus on monitoring, control and monitoring of photovoltaic systems and their system components. As a core competence, SOLAR-LOG offers manufacturer-independent devices and services for professional system monitoring as well as energy and feed-in management; the Solar-Log product line covers systems from residential installations to large-scale plants with central inverters. The product portfolio includes hardware, firmware, the web portal WEB Enerest 4 and the mobile monitoring app Enerest ToGo, with the new portal being migrated since 2023 and the app used by an increasing number of customers. SOLAR-LOG is compatible with more than 170 manufacturers and around 3,300 model variants and has organically built the Operations business field for proactive system monitoring.
Die Entwicklung und der Vertrieb von Hard und Sofware im Bereich der regenerativen Energien.
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) Stuttgart Local Court, HRB 722895 (as of 1 November 2026)
| Name | Type | City |
|---|---|---|
| Jörg Niche | Geschäftsführer(in) | Schmitshausen |
| Marco Oesterlein | Geschäftsführer(in) | Schwelm |
Source: German Commercial Register (Handelsregister) Stuttgart Local Court, HRB 722895 (as of 1 November 2026)
| Year | Revenue | Profit | Balance | Employees |
|---|---|---|---|---|
| 2024 | Rohergebnis€13M2 | €0 | €15,756,424 | — |
| 2023 | Rohergebnis€12.4M2 | €0 | €15,462,472 | — |
| 2022 | Rohergebnis€10.6M2 | €990,597 | €14,432,856 | — |
| 2021 | Rohergebnis€9.2M2 | €2,276,264 | €13,715,968 | — |
| 2020 | Rohergebnis€8.8M2 | €2,254,998 | €13,447,789 | — |
| 2019 | Rohergebnis€7.8M2 | €974,321 | €13,225,597 | — |
| 2018 | Rohergebnis€8.6M2 | €0 | €12,930,198 | — |
| 2017 | Rohergebnis€6.3M2 | €259,930 | €12,722,136 | — |
| 2016 | Rohergebnis€6.5M2 | -€165,722 | €13,569,746 | — |
| 2015 | Rohergebnis€7.2M2 | €1,023,581 | €10,936,123 | — |
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) Stuttgart Local Court, HRB 722895 (as of 1 November 2026)
| Cost type | Amount | Share |
|---|---|---|
| Personnel Costs | €6,409,089 | 89.2% |
| Depreciation | €775,052 | 10.8% |
