Top suppliers
Top suppliers to THAMES WATER UTILITIES LIMITED
Top-five suppliers hold 100% of contract value — a concentrated market.
Procurement categories
What THAMES WATER UTILITIES LIMITED buys
Common Procurement Vocabulary (CPV) breakdown of contracts awarded over the reporting period.
38420000
3842000071350000
7135000048440000
4844000044160000
4416000034990000
3499000072220000
7222000048920000
4892000045250000
4525000079310000
7931000079210000
7921000079710000
7971000044420000
4442000050510000
5051000024950000
2495000079940000
7994000071310000
7131000045210000
4521000071330000
7133000045230000
4523000045350000
45350000Recent contracts
Latest THAMES WATER UTILITIES LIMITED contracts awarded
The most recently published award notices on Find a Tender and Contracts Finder.
Waste Tankering and Cleaning Services
A BETTER SERVICE LTD · 2026-05-14
Sludge Inspection
TETRA TECH ENVIRONMENTAL MANAGEMENT LIMITED · 2026-05-13
Supply/Repair of Sewer Depth Monitors Lot 1a (Trunk) & lot 1b Supply of Sewer Depth Monitors (Network)
HWM-WATER LIMITED · 2026-03-19
£47.3M
Sewer Mapping
1SPATIAL GROUP LIMITED · 2026-03-06
£12.0M
K298 Maple Lodge STW Quality AMP 7 New Permit
KIER INFRASTRUCTURE AND OVERSEAS LIMITED · 2026-02-17
TC2261 Debt Management System Replacement
QUALCO (UK) LIMITED · 2026-01-19
£5.0M
HGV Tankers
Crossland Tankers Limited · 2025-11-20
Ductile Iron Covers
Wrekin Products Limited · 2025-10-07
Swindon Office Fit Out
OVERBURY PLC · 2025-08-29
Electric & Alternative Fuel Vehicles
John Bradshaw Ltd · 2025-07-31
Security Patrol and Response
FIRST RESPONSE GROUP LTD · 2025-07-30
Traffic Management for South London
OPAL · 2025-07-14
BIDDING AGAINST THESE SUPPLIERS?
See your match score against THAMES WATER UTILITIES LIMITED
ENKII scores your business against live tenders and identifies the certifications you need to compete with the suppliers above.
Open opportunities
Open THAMES WATER UTILITIES LIMITED tenders
Tenders currently inviting bids. SMEs can respond via the official tender portal.
Bio Recycling
Deadline: 2026-07-03
Energy Budget & Billing Validation System
Deadline: 2026-07-24
£500K
Automation of Regional Control (SCADA) - RFP
Automation of Regional Control (SCADA) - RFP
Sample Courier and Internal Post Distribution Services
Sample Courier and Internal Post Distribution Services
Market Engagement for Thames Water Strategic Resource Options - Teddington Direct River Abstraction (DRA) Project
Market Engagement for Thames Water Strategic Resource Options - Teddington Direct River Abstraction (DRA) Project
Market Engagement for Thames Water Strategic Resource Options - Teddington Direct River Abstraction (DRA) Project
Water Treatment Works Digital Twin Proof of Concept - RFP
South East Strategic Resource Options (SESRO) Market Engagement Briefing Event & PIN
South East Strategic Resource Options (SESRO) Market Engagement Briefing Event & PIN
South East Strategic Resource Options (SESRO) Market Engagement Briefing Event & PIN
Market Research & Insights
Market Research & Insights
Water Treatment Works Digital Twin Proof of Concept - RFP
Design and manufacture of an Innovative Anaerobic Wastewater Treatment system
Mains Rehabilitation
South East Strategic Resource Options (SESRO) Preliminary Market Engagement 2025
South East Strategic Reservoir Option (SESRO) Preliminary Market Engagement 2025
Pipeline
Contracts expiring in the next 12 months
When these contracts end, THAMES WATER UTILITIES LIMITED typically re-tenders. SMEs preparing bids 3-6 months ahead win disproportionately often.
Sludge Inspection
Expires: 2027-05-31
Market analysis
Bidding into THAMES WATER UTILITIES LIMITED — what to expect
Supplier concentration and timing patterns that shape SME bid strategy.
100%
Top-5 supplier share
30d
Avg response window
18d
Median response window
32mo
Avg contract duration
Frequently asked
Common questions about selling to THAMES WATER UTILITIES LIMITED
How much does THAMES WATER UTILITIES LIMITED spend on procurement?
THAMES WATER UTILITIES LIMITED awarded 37 contracts totalling £64.3M between 2023-06-17 and 2026-06-17, working with 24 unique suppliers. Average contract value is £21.4M.
Who are THAMES WATER UTILITIES LIMITED's top suppliers?
The largest suppliers to THAMES WATER UTILITIES LIMITED by total award value are HWM-WATER LIMITED, 1SPATIAL GROUP LIMITED, QUALCO (UK) LIMITED. The top five suppliers together hold 100% of contract value.
What does THAMES WATER UTILITIES LIMITED buy from suppliers?
THAMES WATER UTILITIES LIMITED's procurement is concentrated in 38420000, 71350000, 48440000, alongside specialist categories. See the full CPV breakdown below.
How can my business bid for THAMES WATER UTILITIES LIMITED contracts?
THAMES WATER UTILITIES 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.
What's the typical response window for THAMES WATER UTILITIES LIMITED tenders?
THAMES WATER UTILITIES LIMITED typically gives suppliers a median of 18 days to respond (average 30 days). Standard contract duration is around 32 months.
Continue reading
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 THAMES WATER UTILITIES LIMITED's largest spend area.
INDEX
All UK public-sector buyers
Browse procurement profiles for every UK government department and major buyer.
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.