# Akaysha Energy, owned by BlackRock, forms joint venture with Copenhagen Energy to develop large-scale battery storage sites across Germany.

*business · news · 2026-05-07 · pv magazine*

## Key points

- Akaysha Energy and Copenhagen Energy have formed a joint venture to develop BESS sites in Germany.
- Germany's tolling market leads Europe for project-financed BESS, with most agreements in Q1 2026.
- Grid connection requests in Germany topped 720 GW last year, far exceeding the nation’s peak load.
- Germany's grid fee exemption for batteries ends for projects commissioned after August 4, 2029.
- Dynamic grid charges in Germany are forecasted to have neutral or slightly positive impact on battery economics.

**Companies:** BlackRock, Deutsche Bank, BNP Paribas, ING, SMBC, Westpac, Akaysha Energy, Copenhagen Energy, Modo Energy
**Countries:** Australia, Germany

[Read the full story on pv magazine](https://www.pv-magazine.com/2026/05/07/longer-duration-bess-finds-footing-in-germanys-toll-market/)

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