Zenobē buys German BESS developer SDP Energie, inheriting 1.75GW transmission-level pipeline

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UK-based BESS and EV charging firm Zenobē has entered the German market with the acquisition of Bavaria-headquartered BESS developer SDP Energie.

Announced yesterday (27 July), the deal sees Zenobē take on SDP and a pipeline of six transmission-level battery energy storage system (BESS) projects in Germany totalling 1.75GW of capacity. The firm has a broader development pipeline totalling 4GW.

The partnership combines SDP’s local knowledge of Germany’s regulatory environment and grid infrastructure with Zenobē’s expertise in bringing online and operating transmission-level, large scale BESS in the UK.

Zenobē has also been one of the pioneers in deploying BESS to provide grid-forming services like inertia in the UK with its Kilmarnock South and Blackhillock projects in Scotland. That market is starting to open up in Germany now too.

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Zenobē also financed the UK’s first 4-hour BESS project recently, the 200MW/800Mh Coalburn project. Germany is also heading in the direction of 4-hour projects, with its revenue stack already geared more towards wholesale energy trading than in the UK.

Johannes Steck, co-Founder, SDP Energie (stylised as ‘sdp energie’) commented: “Developing transmission-connected battery storage projects in Germany requires deep local expertise, persistence and trusted relationships.”

James Basden, Co-Founder and Director at Zenobē, added: “We intend to buy more transmission scale projects and to work with leading offtake providers looking for a proven partner for flexibility services.”

The news comes as large-scale BESS financing, transaction, supply deal and construction activity soars after German regulators confirmed the 4 August 2029 for projects to get online and avoid charge-discharge grid fees.

According to our analysis and reporting, at the time of writing last week the progression of some 15GWh of large-scale BESS capacity had been announced since the decision at the end of May.

And just today, power firm RWE announced it was starting construction on a 236MW/470MWh BESS at its Hambach open-cast mine, set for commissioning in 2027.

We’ve interviewed numerous Zenobē executives in the past. We chatted to Basden last year about the company’s opposition to the UK’s long-duration energy storage scheme, while CCO Semih Oztreves has regularly discussed the big picture topics in the industry.

15 September 2026
Berlin, Germany
Launching September 2026 in Berlin, Energy Storage Summit Germany is a new standalone event dedicated to Germany’s energy storage market. Bringing together investors, developers, policymakers, TSOs, manufacturers and optimisation specialists, the Summit explores the regulatory shifts, revenue models, financing strategies and technology innovations shaping large-scale deployment. With Germany targeting 80% renewables by 2030, it offers a focused platform to connect with the decision-makers driving the Energiewende and the future of utility-scale storage.
13 October 2026
London, UK
Now in its second edition, the Summit provides a dedicated platform for UK & Ireland’s BESS community to share practical insights on performance, degradation, safety, market design and optimisation strategies. As storage deployment accelerates towards 2030 targets, attendees gain the tools needed to enhance returns and operate resilient, efficient assets.

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