01 Procurement
Tender overview
- Buyer
- Ofgem
- Status
- Complete
- Procurement method
- Open procedure
- Category
- services
- CPV classification
- Not supplied
- Tender period
- Not supplied — 20 April 2026
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.
This page represents one OCDS contracting process. Notices can be revised over time. Values may be estimates, award values or contract values and should be read with their displayed stage and date.
02 Awards and contracts
Published award records
2024-133 RIIO-3 Independent Technical Adviser
- Awarded
- 24 June 2026
- Award value
- £20,833,333
- Suppliers
- 3
- Signed contract
- Not supplied
03 Organisations
Buyers, suppliers and other parties
Ofgem
10 South Colonnade, London, UKI42, E14 4PU, United Kingdom
GB-PPON PWXD-5991-LZZPAtkinsRealis UK Limited
Woodcote Grove, Ashley Road, Epsom, UKJ26, KT185BW, United Kingdom
GB-PPON PLLV-1772-YDYNBlake Clough Consulting Limited
Management Building , Globe Mills Bridge Street, Huddersfield, UKE44, HD7 5JN, United Kingdom
GB-PPON PYYR-3574-TLWPGrant Thornton UK Advisory and Tax LLP
8 Finsbury Circus, London, UKI31, EC2M 7EA, United Kingdom
GB-PPON PPLQ-5161-PCVNGutteridge, Haskins & Davey
Nexus Building 25 Farrington Street, London, UKI31, EC4A 4AB, United Kingdom
GB-PPON PTZX-2735-JXQNKelvin Construction Company Limited
12 Barshaw Business Park, Leycroft Road, Leicester, UKF21, LE41ET, United Kingdom
GB-PPON PJXB-2868-LDMJLong O Donnell Associates Limited
Boulton House, 17-21 Chorlton St, Manchester, UKD33, M1 3HY, United Kingdom
GB-PPON PMWQ-2349-LRPLModern Tech Limited
71-75 Shelton Street, London, UKI31, WC2H 9JQ, United Kingdom
GB-PPON PLJZ-3661-VNCJNatural Power Consultants Limited
130 St Vincent Street, Glasgow, UKM92, DG7 3XS, United Kingdom
GB-PPON PRVD-2182-VXHTRRL Group Limited
International House , 36-38 Cornhill, London, UKI31, EC3V 3NG, United Kingdom
GB-PPON PLGZ-2887-CPGJSystra Limited
1 Carey Lane, London, UKI31, EC2V 8AE, United Kingdom
GB-PPON PDCT-9245-NWYGCompanies House links appear only for explicit GB-COH identifiers. BritDB does not create company links from a similar name or address.
04 Provenance
Source for this process
Contains public sector information licensed under the Open Government Licence v3.0. Official external links are available only on the source transition page.