AwardedAwarded 15 October 2026

2024-133 RIIO-3 Independent Technical Adviser

Ofgem · Local or regional public body

In brief

Ofgem awarded architecture and engineering work to Atkinsréalis UK Limited, RRL Group Limited and Kelvin Construction Company Limited on 15 October 2026.

It is a framework worth up to £20,833,333 excluding VAT: the most the buyer expects to spend across all suppliers, not one contract.

The contract runs for 5 years, starting 30 June 2026.

The buyer says it is suitable for small and medium-sized businesses.

Built from the notice's own fields. Always check the official notice before you bid.

What the notice says

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.

Who won

Winner	Value	Dates
Atkinsréalis UK Limited RRL Group Limited (SME) Kelvin Construction Company Limited (SME) 10 bids received	£18,750,000	Awarded 25 June 2026 15 October 2026 to 31 August 2031

Values as the award notice gives them, excluding VAT where stated.

Timeline

25 February 2026Tender notice · UK4, notice 017065-2026
27 March 2026Tender notice · UK4, notice 028673-2026
9 April 2026Tender notice · UK4, notice 032595-2026
15 April 2026Tender notice · UK4, notice 034326-2026
3 July 2026Contract award notice · UK6, notice 062857-2026
20 October 2026Contract details notice · UK7, notice 099058-2026

About the buyer

OfgemLast 12 months

Procurements

Awards

Suppliers it has used most for architecture and engineering

Kelvin Construction Company Limited2 contracts
Atkinsréalis UK Limited1 contract
CPCS Transcom UK Ltd1 contract
Cepa LLP1 contract
Ove Arup & Partners Ltd1 contract

All tenders and awards from Ofgem

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From notice 017065-2026 on Find a Tender, first published 25 February 2026, last updated 20 October 2026. We last checked for changes on 20 October 2026.