SONI085 DS3 - Gate 15
The procurement process is part of a structured process to aid SONI Limited (“SONI”) in the selection of companies for inclusion on the Qualification System for the provision of DS3 System Services and the award of contracts subject to approval of the Regulatory Authorities Northern Ireland respectively. Refer to Qualification briefing document for full details.
Buyer
SONI Ltd
Value
£37,806,621
Published
18 Jun 2026
Closes
18 Jun 2026
Procurement details
Source
Find a Tender
Region
United Kingdom
Procurement method
Selective
Category
Services
Contract starts
Not provided
Contract ends
Not provided
CPV classifications
71314000
Energy and related services
Lots
POR L1NI
Lot 1
£6,437,669
Primary Operating Reserve
Delivery: UK · United Kingdom
SOR L2NI
Lot 2
£3,921,680
Secondary Operating Reserve
Delivery: UK · United Kingdom
TOR1 L3NI
Lot 3
£3,427,437
Tertiary 1 Operating Reserve
Delivery: UK · United Kingdom
TOR2 L4NI
Lot 4
£3,373,899
Tertiary 2 Operating Reserve
Delivery: UK · United Kingdom
RRD L5NI
Lot 5
£1,008,157
Replacement Reserve (De-Synchronised)
Delivery: UK · United Kingdom
RRS L6NI
Lot 6
£1,008,157
Replacement Reserve (Synchronised)
Delivery: UK · United Kingdom
SSRP L7NI
Lot 7
£4,535,838
Steady State Reactive Power
Delivery: UK · United Kingdom
SIR L8NI
Lot 8
£2,516,989
Synchronous Inertial Response
Delivery: UK · United Kingdom
RM1 L9NI
Lot 9
£630,178
Ramping Margin 1 Hour
Delivery: UK · United Kingdom
RM3 L10NI
Lot 10
£910,536
Ramping Margin 3 Hour
Delivery: UK · United Kingdom
RM8 L11NI
Lot 11
£852,650
Ramping Margin 8 Hour
Delivery: UK · United Kingdom
FFR L12NI
Lot 12
£9,183,433
Fast Frequency Response
Delivery: UK · United Kingdom
Document metadata
Full briefing document for Tender
Full briefing document for Tender
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Important notice for tender submission
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Regulated Arrangements
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Performance Measurement Device
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Proven Technology List
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New Signals Requirements
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Protocol Document
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Technical Questionnaire
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Qualification System Briefing Document
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Tender notice on Find a Tender
tenderNotice · UK4 · text/html
18 Jun 2026
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