Contract award · 23 Dec 2025

TfL Solar Private Wire Delivery Partner

London Underground Limited awarded “TfL Solar Private Wire Delivery Partner” to SSE Utility Solutions Limited for £175m on 23 Dec 2025.

Fuel & energySouth East

Competition with a shortlist

Competitive procedure with a selection stage: suppliers were shortlisted before being invited to bid.

Key facts

Value
£175,000,000
Procedure
Competitive dialogue
Sector
Fuel & energy · Solar energy (CPV 09330000)
Timeline
  1. Contract date23 Dec 2025
  2. Published31 Mar 2026Published 98 days after the contract date

Description

The procurement process was carried out under the Competitive Dialogue procedure, consisting of five (5) stages. Full details for the down selection of economic operators (bidders) at the end of each stage were provided in the procurement documents. High-level details are below. Stage 1: Selection Questionnaire ('SQ') - Up to six (6) highest-ranking compliant bidders invited to ISOS; Stage 2: Invitation to Submit Outline Solution ('ISOS') - Up to three (3) highest-ranking compliant bidders invited to Dialogue; Stage 3: Invitation to Participate in Dialogue ('ITPD') - No down selection; Stage 4: Dialogue - No down selection; and Stage 5: Invitation to Submit Final Tender ('ISFT') - Highest-ranking compliant bidder is awarded the framework agreement. Following evaluation of the ISFT stage, the highest-ranking bidder has been awarded the place on the framework agreement. Additional information: REGISTERING ON THE E-TENDERING PORTAL Interested parties were provided with instructions on ho…

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