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2024-133 RIIO-3 Independent Technical Adviser

Ofgem

Awarded
services
Framework agreement

This tender has closed

The submission deadline for this contract has passed. There may be more active services tenders from Ofgem, and hundreds more across the UK public sector.

Key details

Contracting authority
Ofgem
Public authority - sub-central government
Region
London
Delivery: United Kingdom, United Kingdom
Contract value
£20,833,333ex VAT
Submissions closed
Not stated by buyer
Published
2 July 2026

Procurement

Contract period
22 July 2026 - 21 July 2031
5 years
Procedure type
Open procedure
CPV classifications
  • 71310000 Consultative engineering and construction services
  • 71621000 Technical analysis or consultancy services

What happened

Ofgem awarded this contract to Kelvin Construction Company Limited | RRL Group Limited | AtkinsRealis UK Limited worth £20,833,333 on 25 Jun 2026. The contract runs until 21 Jul 2031.

Description

Ofgem is seeking to appoint up to three organisations to fulfil the role of Independent Technical Adviser (ITA) as part of a framework agreement. The ITA will be an independent body responsible for providing assurance to Ofgem on the design, procurement, cost and overall delivery of selected load‑related projects across all electricity Transmission Owners (TOs). The objective of ITA assurance is to support enhanced and accelerated regulatory decision‑making and processes.

Awarded suppliers (3)

Suppliers
  • Kelvin Construction Company Limited
  • RRL Group Limited
  • AtkinsRealis UK Limited
GB-PPON: PJXB-2868-LDMJ
Award value
£20,833,333
Award date
25 June 2026
Bidders
10 bidders

Contact

Address
10 South Colonnade, London, E14 4PU
Contact name
Andrew Witcombe

Identifiers

Buyer reference
2024-133
Notice ID
062857-2026
OCID
ocds-h6vhtk-0550e3

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External ID: fts-ocds-h6vhtk-0550e3 • Added 3 July 2026