Top suppliers
Top suppliers to Transport for Wales
Top-five suppliers hold 83% of contract value — a concentrated market.
Procurement categories
What Transport for Wales buys
Common Procurement Vocabulary (CPV) breakdown of contracts awarded over the reporting period.
31150000
3115000034620000
3462000045230000
4523000072220000
7222000060110000
6011000063510000
6351000045210000
4521000079340000
7934000079510000
7951000034120000
3412000090710000
9071000071310000
7131000066170000
6617000072410000
7241000072210000
7221000039220000
3922000050110000
5011000079980000
7998000079310000
7931000015890000
15890000Recent contracts
Latest Transport for Wales contracts awarded
The most recently published award notices on Find a Tender and Contracts Finder.
Core Valley Lines (CVL) Transformation: Complex track works with associated level boarding works (Contract Details Notice)
Amey Infrastructure Wales (AIW) · 2026-05-28
£9.8M
Design of an operational Flood warning system
Cardiff University · 2026-05-22
£724K
Design of an operational Flood warning system
Cardiff University · 2026-05-20
£724K
Provision of Engineering Trains, On Track Machines and Associated Services
Network Rail Infrastructure Ltd · 2026-05-07
£5.0M
Provision of Engineering Trains, On Track Machines and Associated Services for CVL Works
Network Rail Infrastructure Ltd · 2026-05-07
£5.0M
Track, Drainage and Level Boarding (TDLB) Works
Amey Infrastructure Wales (AIW) · 2026-04-24
£763K
Your Bus Journey Survey 2026/2027
Transport Focus · 2026-04-22
£125K
Strategic Brand Guardianship
Uned Stuido · 2026-04-22
£6.0M
FOM Programme Management Support
WCL Infrastructure Limited · 2026-04-07
£556K
Your Bus Journey Survey 2026/2027
Transport Focus · 2026-04-07
£125K
Your Bus Journey Survey 2026/2027
Transport Focus · 2026-03-31
£125K
TfW Banking Services
HSBC UK BANK PLC · 2026-03-26
£1
Independent Assessor (AsBo, ApBo and DeBo) for the Cardiff Central Enhancement Programme (CCEP)
RICARDO RAIL LIMITED · 2026-03-26
£349K
Bus Network Design System
Via Technologies Europe B.V. · 2026-03-26
£903K
Contract Details Notice for the Continuation of Commercial Support Services on CVL Transformation
Expert Commercial and Project Management Services Ltd · 2026-03-23
£512K
C001348.00 - TfW Coach Purchase
Volvo Bus Corporation · 2026-03-19
£2.3M
Youth Advisory Panel
Children in Wales · 2026-03-17
£120K
FOM Programme Management Support
WCL Infrastructure Limited · 2026-03-17
£556K
MSA) - Manufacturing and Supply Agreement & (TSSSA) - Technical Support and Spares Supply Agreement for the purchase of 10 X DMU's
Construcciones y Auxiliar de Ferrocarriles S.A · 2026-03-17
£88.4M
FOM Programme Management Support
WCL Infrastructure Limited · 2026-03-13
£556K
BIDDING AGAINST THESE SUPPLIERS?
See your match score against Transport for Wales
ENKII scores your business against live tenders and identifies the certifications you need to compete with the suppliers above.
Open opportunities
Open Transport for Wales tenders
Tenders currently inviting bids. SMEs can respond via the official tender portal.
Bus Decarbonisation - Fleet Analysis Modelling System
Deadline: 2026-06-23
Bus Decarbonisation - Fleet Analysis Modelling System
Deadline: 2026-06-23
£186K
CVL Track Drainage and Level Boarding (TDLB) Programme
£5.0M
Construction works at Caerphilly Station
£25.0M
Bus Franchising - Dynamic Market for the South West
£400.0M
QS (Queen Street) Remodelling
£10.0M
Proof of Concept (PoC) Standards Mapping Digital Tool
£780K
TfW Bus Decarbonisation Fleet Analysis Software
£150K
Proof of Concept (PoC) Standards Mapping Digital Tool
£25K
Heath High Level Station
£6.0M
Crwys Road and Heath High Level station construction projects
£11.4M
Crwys Road Station
£5.4M
Heath High Level Station
£6.0M
Transport Contract Management System
Transport Contract Management System
Hydrogen Internal Combustion Engine (HICE) Technology - Market Capability
£1
6 x Battery Electric Buses
£3.0M
Digital Marketing Agency
£10.0M
Civils Level Boarding
£9.0M
Track Interventions excluding QS (Queen Street)
£5.0M
Pipeline
Contracts expiring in the next 12 months
When these contracts end, Transport for Wales typically re-tenders. SMEs preparing bids 3-6 months ahead win disproportionately often.
Welsh Bus Network Plan – Schematic Maps
Expires: 2026-09-08
£80K
Bus Refurbishment Services
Expires: 2026-11-02
£266K
FOM Programme Management Support
Expires: 2027-03-29
£556K
C001348.00 - TfW Coach Purchase
Expires: 2027-03-30
£2.3M
FOM Programme Management Support
Expires: 2027-03-31
£556K
Your Bus Journey Survey 2026/2027
Expires: 2027-04-13
£125K
Your Bus Journey Survey 2026/2027
Expires: 2027-04-19
£125K
Track, Drainage and Level Boarding (TDLB) Works
Expires: 2027-04-23
£763K
Design of an operational Flood warning system
Expires: 2027-06-01
£724K
Market analysis
Bidding into Transport for Wales — what to expect
Supplier concentration and timing patterns that shape SME bid strategy.
83%
Top-5 supplier share
26d
Avg response window
28d
Median response window
42mo
Avg contract duration
Frequently asked
Common questions about selling to Transport for Wales
How much does Transport for Wales spend on procurement?
Transport for Wales awarded 88 contracts totalling £460.2M between 2023-06-17 and 2026-06-17, working with 61 unique suppliers. Average contract value is £6.0M.
Who are Transport for Wales's top suppliers?
The largest suppliers to Transport for Wales by total award value are EZO Charging LTD, Construcciones y Auxiliar de Ferrocarriles S.A, Seilwaith Amey Cymru / Amey Infrastructure Wales Limited. The top five suppliers together hold 83% of contract value.
What does Transport for Wales buy from suppliers?
Transport for Wales's procurement is concentrated in 31150000, 34620000, 45230000, alongside specialist categories. See the full CPV breakdown below.
How can my business bid for Transport for Wales contracts?
Transport for Wales publishes open tenders on Find a Tender and Contracts Finder. ENKII matches your business against live tenders, identifies certifications you'll need, and surfaces frameworks worth applying to. Free Readiness Score in 3 minutes.
What's the typical response window for Transport for Wales tenders?
Transport for Wales typically gives suppliers a median of 28 days to respond (average 26 days). Standard contract duration is around 42 months.
Continue reading
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Sources & methodology
How this profile is compiled
Analysed by ENKII · Updated 2026-06-17
This profile aggregates public-record procurement data published by the UK Government under the Open Government Licence v3.0. ENKII fetches, deduplicates, and aggregates source records; we don't edit the underlying facts.
Source portals
- · Find a Tender (find-tender.service.gov.uk)
- · Contracts Finder
- · Spend Network
Source records remain subject to Open Government Licence v3.0 attribution. ENKII doesn't warrant accuracy beyond the source portals' own publication.