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Our list of the largest electricity providers in Germany provides you with comprehensive insights into the most important players in the German electricity sector. In addition to current revenue and employee figures, you will also find valuable information on industry focus, executives, and contact details. The data is conveniently available as an Excel file for direct download.
Result: E.ON is the Highest-Revenue German Electricity Provider in 2025
Based on the most recent available annual reports and the exclusive ResearchGermany analysis of the largest German electricity providers (fiscal year 2023, as of 02.09.2025), E.ON SE leads the revenue ranking with €93,686 million in revenue in 2023. Following behind is EnBW Energie Baden-Württemberg AG with €44,430.7 million. Other major providers such as EWE, Stadtwerke Köln, and Stadtwerke München are significantly lower.
Why E.ON is at the Top
- Largest revenue 2023: With €93,686 million, E.ON surpasses the next largest competitors – a clear lead in the German market.
- Broad setup in the electricity business: E.ON is active as both an electricity provider and an infrastructure operator. This combination of sales, energy solutions, and proximity to networks stabilizes revenues.
- High investment and earnings power: In 2023, the group reported adjusted EBITDA in the high billions as well as extensive investments in grids and customer business – both sustainably strengthening its market position.
- Economies of scale and customer base: Millions of customer relationships in Germany and Europe enable efficiency in procurement, marketing, and service.
Comparison of Leading German Electricity Providers (Revenue 2023)
All figures in € million. Ranked by revenue 2023.
| Ranking | Company | Business Area | Revenue 2023 | Headquarters |
|---|---|---|---|---|
| 1 | E.ON SE | Electricity provider, direct marketer | 93,686 | Essen (NW) |
| 2 | EnBW Energie Baden-Württemberg AG | Electricity provider, direct marketer | 44,430.7 | Karlsruhe (BW) |
| 3 | Stadtwerke Köln GmbH | Electricity provider, municipal utility | 10,849 | Cologne (NW) |
| 4 | EWE Aktiengesellschaft | Electricity provider, direct marketer | 10,005 | Oldenburg (NI) |
| 5 | Stadtwerke München GmbH | Electricity provider, municipal utility, direct marketer | 9,865 | Munich (BY) |
Note: Figures according to published 2023 financial statements; as of 02.09.2025, based on ResearchGermany electricity provider list.
Assessment of the Year 2023
The market environment in 2023 was characterized by price volatility, persistently high procurement costs, and normalization in wholesale markets. Large utilities with strong infrastructure and customer bases were able to maintain their positions thanks to economies of scale, investments in grids, and broad diversification. E.ON particularly benefited from the combination of mass-market sales, direct marketing, and a tightly integrated infrastructure ecosystem.
Conclusion
With a clear revenue lead, E.ON tops the ranking of the largest German electricity providers (2023). The combination of size, investment power, and broad service portfolio explains why E.ON is classified in 2025 as the highest-revenue electricity provider in Germany.
Sources
- E.ON SE, Integrated Annual Report 2023.
- 2023 annual reports in the Company Register: EnBW, EWE, Stadtwerke Köln, Stadtwerke München.
Image source: Alexander Mills, 01.09.2025
Last Updated on 5 months ago
