TenderlineUK
Procurement Intelligence
Official OCDS
Find a Tender
complete
Official procurement procedure

Central Line Signalling Incremental Upgrade Early Contractor Involvement - Variation 3 (Proof of Concept)

No classification published
Location not published
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: "Central Line Signalling Incremental Upgrade Early Contractor Involvement - Variation 3 (Proof of Concept)". Published status: complete. Published value: Value not published. 1 published lot. Submission deadline not published. See the official notice for participation instructions.
Contracting AuthorityTransport for LondonScope & CategoriesNot publishedSubmission Window
complete
No deadline published
Submission GatewayDirect notice routeLegal Basis & RegimeStandard procurementEstimated Value (exc. VAT)Not published
Bidder Intelligence · Authority Profile: Transport for London
Market Analytics
View Authority Profile →
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
Requires at least 5 comparable procedures
Competition Density
3.3Bids / Report
31.3% of reports have one bid
Supplier ConcentrationModerate Concentration
SAP (UK) LIMITEDTop vendor: 29.1% of attributable value
Payment Terms
Check noticePublished terms
Payment obligations depend on the applicable regime and contract. Consult the official documents.
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 Unpublished data stays unknown.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 NameHistoric AwardsAttributable GBP Value
SAP (UK) LIMITED1 win£6,700,000
SIEMENS MOBILITY LIMITED1 win£4,316,720
CLARKE CHAPMAN FACILITIES MANAGEMENT LIMITED1 win£1,831,032
CADENT GAS LIMITED1 win£1,594,000
CLESHAR CONTRACT SERVICES LIMITED1 win£1,320,806
Procedure terms
Contracting AuthorityTransport for London
Procedure methodNot published
Procurement categoryNot published
Statuscomplete
Framework / DPSNot published
CompetitionNot published
Above thresholdNot published
Legal basisNot published
Tender period startsNot published
Clarification deadlineNot published
Electronic submissionNot published
Submission languagesNot published
Published23 Jan 2026, 14:26 GMT
Last source update23 Jan 2026, 14:26 GMT
Recurring procurementNot published
ClassificationNot published
Delivery areaLocation not published
OCIDocds-h6vhtk-060d7b
What is being bought
This variation relates to a 12‑month extension of the Early Contractor Involvement (ECI) contract with Siemens Mobility under the Central Line Signalling Incremental Upgrade Project (CSIP) for the Eastern section of the Central Line, known as Wayside East. In addition, approval is requested for an additional procurement authority to cover the 12 month extension budget.
What changed
From the official release history
  1. Status changed to complete
    23 Jan 2026, 14:26 GMT
  2. Official notice release published
    23 Jan 2026, 14:26 GMT
  3. Buyer information updated
    23 Jan 2026, 14:26 GMT
Lots and requirements (1)
Published by the contracting authority
  • Lot 1 · #1
    Individual lot title not published
    complete
    Published valueNot published
    The source published no individual title or description for this lot.
    Contract periodNot published
    EligibilityNot published
    Options / renewalNot published
Timeline
  1. Procedure published
    23 Jan 2026, 14:26 GMT
  2. Award pending
    Not published · £1,700,000
Commercial outcome and competition
Awards
SIEMENS MOBILITY LIMITED
£1,700,000 · Not published · pending
ContractsNo contract published
Bid statisticsNo aggregate bid statistics published
Buyer and organisations in this procedure

Transport for London

Contracting authority GB-PPON-PHMT-6197-NWNZ
View buyer profile

  • Transport for London
    buyer

    GB-PPON: PHMT-6197-NWNZ
    5 Endeavour Square, London, UKI41, E20 1JN, GB
    BSFAribaAdministration@tfl.gov.uk

  • SIEMENS MOBILITY LIMITED
    supplier

    GB-COH: 00016033 · GB-PPON: PLXP-3652-TTVN
    Sixth Floor, The Lantern, 75 Hampstead Road, London, UKI31, NW1 2PL, GB
    info.mobility.gb@siemens.com
Award and contract changes
Documents (1)
Official links; attachments are not copied

  • Not published

    tender
    conflictOfInterest
Related procedures (0)
No data
No related procedures published
Planning and rationale
Planning budgetNot published
No-engagement rationaleNot published
Procedure rationaleSiemens holds the necessary data protocols and software tools required to integrate new equipment with the existing systems without disrupting operations. It is also not feasible to engage an alternative contractor to undertake works or services on these systems.