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Bulk Energy Storage Request for Proposals

National Grid is seeking proposals for the scheduling and dispatch rights for bulk-connected energy storage projects and power marketer services.

Have a solution?

Think you can offer an energy storage project that will be operational by December 31, 2022, is at least 10 MW in capacity and meets the needs defined by the RFP (see documents in the table below)? If so, read on!

Instructions and Documents for Prospective Bidders

Please review all requirements and provisions of the Request for Proposal and Appendices thoroughly. Only complete offers will be accepted and evaluated.   All proposals must be submitted via National Grid’s RFP service, Ariba.  Offers will not be accepted via email. Pre-registration (if not already registered) to the National Grid Procurement system is required by October 15, 2019. Non-registered Companies can register in the Ariba system by sending an email to:

Interested bidders for the bulk-connected energy storage projects must be prequalified to be eligible to submit an offer. The deadline for submitting qualifications for evaluation is no later than October 31, 2019 at 5 p.m. EPT. Please refer to Appendix A for prequalification requirements.

Qualified bidders will be notified of their status to proceed and submit a proposal on November 26, 2019. Only qualified bidders are eligible to submit offers for this Request for Proposal. Offers are due no later than January 31, 2020 at 5 p.m. EPT.

Submitting Questions

Any bidder questions should be submitted to: