Find a Tender
planned
Official procurement procedure
London Overground Core Windrush Line Transmission Design and Build
Urban railway works
Published value
Not published
Submission deadline Not published
Lots published1
Procurement Executive Summary
AI & Search Synopsis
Generated from official OCDS record
Tenderline Synopsis: Transport for London: "London Overground Core Windrush Line Transmission Design and Build". Published status: planned. Published value: Value not published. 1 published lot. Submission deadline not published. See the official notice for participation instructions.
| Contracting Authority | Transport for London | Scope & Categories | Not published | Submission Window | planned No deadline published |
|---|---|---|---|---|---|
| Submission Gateway | Direct notice route | Legal Basis & Regime | Standard procurement | Estimated Value (exc. VAT) | Not published |
Bidder Intelligence · Authority Profile: Transport for London
Market Analytics
Derived from OCDS awards & bid statistics
Published history for Transport for London. These figures describe retained records, not a forecast of bids or a measure of buyer bias.
Published-to-award variance
Not availableInsufficient comparable data
Competition Density
3.3Bids / Report
Supplier ConcentrationModerate Concentration
SAP (UK) LIMITEDTop vendor: 29.1% of attributable valuePayment Terms
Check noticePublished terms
Coverage: 85 active published awards; 16 bid reports (which may be per lot). Supplier values exclude multi-supplier awards, frameworks and DPS, and use GBP only. They are published award values, not payments. Published-to-award variance compares single-lot, single-award, single-supplier GBP procedures with explicitly non-framework/non-DPS status; increases remain in the average. Unpublished data stays unknown. Awarded suppliers are winners, not all bidders.
Historical Awarded Suppliers With This Authority:
| Supplier Name | Historic Awards | Attributable GBP Value |
|---|---|---|
| SAP (UK) LIMITED | 1 win | £6,700,000 |
| SIEMENS MOBILITY LIMITED | 1 win | £4,316,720 |
| CLARKE CHAPMAN FACILITIES MANAGEMENT LIMITED | 1 win | £1,831,032 |
| CADENT GAS LIMITED | 1 win | £1,594,000 |
| CLESHAR CONTRACT SERVICES LIMITED | 1 win | £1,320,806 |
Procedure terms
Contracting AuthorityTransport for London | Procedure methodNot published | Procurement categoryNot published |
Statusplanned | Framework / DPSNot published | CompetitionNot published |
Above thresholdNot published | Legal basisNot published | Tender period startsNot published |
Clarification deadlineNot published | Electronic submissionNot published | Submission languagesNot published |
Published17 Apr 2026, 15:18 BST | Last source update17 Apr 2026, 15:18 BST | Recurring procurementNot published |
ClassificationUrban railway works | ||
Delivery area | ||
OCIDocds-h6vhtk-051b27 | ||
What is being bought
London Overground requires a contractor to upgrade the existing Transmission system installed on the Core Windrush Line.
It is proposed that the successful contractor will undertake the both the design and build elements of the scheme.
Further details will be provided within the MSQ documentation.
What changed
From the official release history
- Official notice release published
17 Apr 2026, 15:18 BST - Official notice release published
21 Aug 2025, 12:30 BST - Status changed to planned
21 May 2025, 14:47 BST - Official notice release published
21 May 2025, 14:47 BST - Buyer information updated
21 May 2025, 14:47 BST - Published tender amendment
Not publishedThe procurement process was unavoidably delayed and therefore the dates for contracting have been updated. We are aiming to get the ITT docs out by mid May 2026.
Lots and requirements (1)
Published by the contracting authority
- Lot 1 · #1Individual lot title not publishedplannedPublished valueNot publishedThe source published no individual title or description for this lot.Contract periodNot publishedEligibilityNot publishedOptions / renewalNot published
Timeline
- Pipeline notice
17 Apr 2026, 15:18 BST - Procedure published
17 Apr 2026, 15:18 BST - engagement
1 Oct 2025, 23:59 BST · scheduledOn the 30th June 2025, the Railway Industry Supplier Qualification Scheme (RISQS) was used to identify potential contractors to shortlist for participation in the formal procurement process expected to commence in December 2025. In order to do that the following Railway Industry Commodity Classification List (RICCL) codes were selected were: B.C.2.1.6: Lineside Telephones / Commission + Design + Install + Overhaul B.C.2.2.1: Transmission Systems / Commission + Design + Install + Overhaul B.C.2.2.6: Telecomm Cabling (Data Cabling) / Commission + Design + Install + Overhaul B.C.2.2.7: Telecomm Cabling (Fibre) / Commission + Design + Install + Overhaul B.C.2.2.8: UPS / Commission + Design + Install + Overhaul Audit CDM Scope: CDM Principal Contractor AND CDM Principal Designer, Infrastructures: Network Rail, Regions Greater London RISQS identified 13 contractors with the ability to undertake the works identified by London Overground. Market engagement will commence with these suppliers only. Further information about RISQS can be found below https://www.find-tender.service.gov.uk/Notice/007184-2025 A market sounding questionnaire will be issued for the 13 Contractors to complete, submit and express an interest in formally participating with the tender process later in 2025 or early 2026.
Commercial outcome and competition
AwardsNo award published |
ContractsNo contract published |
Bid statisticsNo aggregate bid statistics published |
Buyer and organisations in this procedure
Transport for London
Contracting authority GB-PPON-PHMT-6197-NWNZDocuments (1)
Official links; attachments are not copied
- 17 Apr 2026, 15:18 BST
Related procedures (0)
No related procedures published
Planning and rationale
Planning budgetNot published |
No-engagement rationaleNot published |
Procedure rationaleNot published |