UK BESS Grid Services

October 23, 2025

Battery energy storage systems (BESS) can generate revenues by participating in various UK energy and grid service markets. These markets vary in maturity, with some well-established, others being phased out, and new ones emerging. We advise clients to closely monitor the roadmap development outlined by the National Electricity System Operator (NESO)[1]. We have detailed the requirements and core principles of critical markets currently accessible to BESS in the UK as of October 2025, including:

  • Capacity Market.
  • Balancing Mechanism.
  • Reactive Power Services.
  • Response Services.
  • Reserve Services.
  • Restoration Services.

For tailored support in navigating these evolving opportunities, we invite you to get in touch with our team. Whether you're in the early stages of project development or seeking to optimise an operational asset, we offer bespoke guidance to help you unlock the full potential of your BESS. Our experts are on hand to ensure your project is strategically positioned to access and benefit from all available grid services, in alignment with the latest NESO roadmap and market developments. Please contact Harry Thomson at h.thomson@blanboz.com or Andres Blanco at a.blanco@blanboz.com to discuss how we can support your project.

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