Top suppliers
Top suppliers to THE CHILTERN RAILWAY COMPANY LIMITED
Top-five suppliers hold 99% of contract value — a concentrated market.
Procurement categories
What THE CHILTERN RAILWAY COMPANY LIMITED buys
Common Procurement Vocabulary (CPV) breakdown of contracts awarded over the reporting period.
4450343579324830Recent contracts
Latest THE CHILTERN RAILWAY COMPANY LIMITED contracts awarded
The most recently published award notices on Find a Tender and Contracts Finder.
Rolling Stock Filters Supply
FILTRATION CONTROL LTD. · 2026-08-13
£840K
On-train Wi-Fi support services and Customer landing page
ICOMERA UK LIMITED · 2026-03-31
£2.5M
Radio Equipment Hire
RADIO SYSTEMS LIMITED · 2026-03-02
£700K
Dura Composite Decking
DURA COMPOSITES LIMITED · 2026-02-02
£1.2M
On Train Advertising
KBH ON-TRAIN MEDIA LTD · 2026-01-19
£1.3M
Chiltern Railway Fire & Security Assets Maintenance
MARLOWE FIRE & SECURITY LIMITED · 2026-01-08
GRP Composite Car Park Decking & Ancillary System
DURA COMPOSITES LIMITED · 2025-12-16
£1.6M
Classes 165 and 168 Tripcock Valve Overhaul Services
TRENT INSTRUMENTS LIMITED · 2025-12-11
£990K
Ticket Vending Machines (Retail Systems)
Flowbird Transport Limited · 2025-10-17
£2.9M
Station Information and Security Systems (SISS) Design
HITACHI RAIL GTS UK LIMITED · 2025-08-06
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What THE CHILTERN RAILWAY COMPANY LIMITED has coming up
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Most of it is in transport equipment, software & IT systems and security & defence.
2
contracts ending in 12 months
Likely to be re-tendered: see which, and who holds them
7
planned procurements
Work this buyer has said it intends to tender
1
framework running
Routes to sell here without a full tender
Market analysis
Bidding into THE CHILTERN RAILWAY COMPANY LIMITED — what to expect
Supplier concentration and timing patterns that shape SME bid strategy.
62%
Awards to SMEs
99%
Top-5 supplier share
0%
Framework call-offs
—
Awards to social enterprises
Around 62% of THE CHILTERN RAILWAY COMPANY LIMITED’s classified awards go to small and medium-sized enterprises.
Frequently asked
Common questions about selling to THE CHILTERN RAILWAY COMPANY LIMITED
How much does THE CHILTERN RAILWAY COMPANY LIMITED spend on procurement?
THE CHILTERN RAILWAY COMPANY LIMITED awarded 11 contracts totalling £312.0M between 2023-10-16 and 2026-10-16, working with 10 unique suppliers. Average contract value is £34.7M.
Who are THE CHILTERN RAILWAY COMPANY LIMITED's top suppliers?
The largest suppliers to THE CHILTERN RAILWAY COMPANY LIMITED by total award value are BEACON RAIL FINANCE (EUROPE) LIMITED, Flowbird Transport Limited, DURA COMPOSITES LIMITED. The top five suppliers together hold 99% of contract value.
What does THE CHILTERN RAILWAY COMPANY LIMITED buy from suppliers?
THE CHILTERN RAILWAY COMPANY LIMITED's procurement is concentrated in construction structures and materials; auxiliary products to construction (except electric apparatus), repair and maintenance services, transport equipment and auxiliary products to transportation, alongside specialist categories. See the full CPV breakdown below.
How can my business bid for THE CHILTERN RAILWAY COMPANY LIMITED contracts?
THE CHILTERN RAILWAY COMPANY LIMITED 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.
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Related ENKII resources
GUIDE
PQQ & Selection Questionnaire — Procurement Act 2023
How UK central-government departments evaluate suppliers at the pre-qualification stage.
GUIDE
Cyber Essentials — for government contracts
Most central-government contracts handling personal data require this certification.
SECTOR
UK Government IT Services
G-Cloud, DOS, Crown Commercial frameworks. Software + consultancy is THE CHILTERN RAILWAY COMPANY LIMITED's largest spend area.
INDEX
All UK public-sector buyers
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Sources & methodology
How this profile is compiled
Analysed by ENKII · Updated 2026-10-16
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
Source records remain subject to Open Government Licence v3.0 attribution. ENKII doesn't warrant accuracy beyond the source portals' own publication.