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    ContractsIndependent Technical Adviser for RIIO-3 Electricity Transmission Projects
    Awarded contract

    Independent Technical Adviser for RIIO-3 Electricity Transmission Projects

    Awarded
    £20.8m
    Published 3 Jul 2026

    Ofgem is recruiting up to three independent technical advisers to assess electricity transmission projects and support regulatory decisions under the RIIO-3 framework.

    🇬🇧United Kingdom· LondonPublished 3 Jul 2026· 4 months agoviaFind a Tender
    Awarded
    £20.8m
    Published 3 Jul 2026

    Decision brief

    4 fields
    • Contract value
      £20,833,333
      Pounds sterling
    • Closing date
      Not published
      No closing date published
    • Sector
      Engineering
      Browse related listings
    • Location
      🇬🇧United Kingdom
      London

    Suppliers

    3 suppliers
    • KC
      Kelvin Construction Company Limited
    Lead contractor
  1. RG
    RRL Group Limited
    Consortium partner
  2. AU
    AtkinsRealis UK Ltd
    Consortium partner
  3. Lifecycle

    Awarded

    Contract awarded. Originally published 4 months ago.

    3 July 2026
    Awarded — no open tender advertised

    Brief

    Ofgem is seeking to appoint up to three organisations to provide independent technical assurance under a framework agreement. Selected advisers will evaluate the design, procurement, costs, and delivery of load-related projects managed by UK electricity Transmission Owners. This role supports Ofgem's regulatory decision-making by offering expert, impartial assessment of project quality and feasibility. Successful applicants should have strong technical expertise, independence from major utilities, and experience in electricity infrastructure assessment. The appointment is for the RIIO-3 regulatory period, involving periodic reviews and reporting to Ofgem on project performance and compliance.

    Track record

    3 awards · 2 winners
    Open field

    No single supplier dominates the field.

    In engineering, OFGEM has awarded 3 contracts to 2 suppliers.

    Who wins here
    1. Kelvin Construction Company Limited2× · 67%
    2. CEPA LLP1× · 33%

    Across engineering, the most active winners are AECOM LTD, WSP UK LIMITED, OVE ARUP PARTNERS LIMITED — the field to beat, or your route in as a partner.

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    Take action
    View on sourceFind a Tender

    Award notice and full record on the publisher's site

    Publisher
    UK Cabinet Office
    Licence
    OGL v3.0
    Source
    find-tender.service.gov.uk
    Record ID
    ocds-h6vhtk-0550e3

    Your fit

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    Buyer
    OFGEM
    Sector
    Engineering