United Kingdom·Buyer: PROACTIS TENDERS LIMITED

2025-104 Major Projects Cost Assessment

Awarded·19 May 2026·GBP 250,000

Accelerated Strategic Transmission Investment (ASTI) is a regulatory approval and funding framework for onshore transmission projects required to deliver the Government's 2030 Net Zero ambitions. It applies to 26 transmission projects with the aim to facilitate accelerated delivery. Large Onshore Transmission Investments (LOTI) assesses large electricity transmission projects that come forward during the RIIO-ET2 price control and potentially RIIO-3, period. Transmission Operators (TO's) submit applications under ASTI and LOTI for project assessment which are reviewed by Ofgem. Ofgem requires the support of a supplier to support on the Large Transmission Project Delivery Team (LPTD) with their ASTI and LOTI Project Assessments, in particular reviewing cost estimates and identifying potential areas of efficiency.

Deadline

16.12.2025

Published

19.05.2026

Awarded

19.05.2026

Executive Data and AI Literacy and Culture Programme

Awarded·May 19

GBP 144,000

Record and Information Management

Awarded·Nov 4

GBP 54,540

Westcountry Schools Trust Managed Catering Service

Awarded·Nov 4

GBP 10,000,000

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