October 25, 2025: Dutch investment firm APG is investing €300 million ($348 million) for a minority stake in European battery storage developer Return.

APG said on October 17 its investment, on behalf of pension fund ABP, provides new growth equity for Return’s expansion of BESS systems, which already connect sites across countries and strengthens electricity grids.

Return serves customers de across Europe and is active in the Netherlands, Germany, Belgium and Spain, with 70 MW of operational storage capacity in the Netherlands and another 450 MW under construction.

With over €2 billion in long-term customer contracts, Return said it is on track to meet future demand with a pan-European storage network of around 5 GW by 2030.

Bart Saenen, senior investment director at APG, said: “Return’s integrated platform, long term vision on relations, and de-risked pipeline make it a strong partner for building grid resilience across Europe.”

This April, Return started construction of the 100MW/200MWh Antares BESS in Waddinxveen, the Netherlands, which will be capable of powering 50% of the city of The Hague when it goes live in mid-2026 and have a critical role in stabilizing the Dutch grid and accelerating the transition to renewable energy.