Top suppliers
Top suppliers to Northern Ireland Water Limited
Top-five suppliers hold 79% of contract value — a concentrated market.
Procurement categories
What Northern Ireland Water Limited buys
Common Procurement Vocabulary (CPV) breakdown of contracts awarded over the reporting period.
7163000009310000722200003842000003320000452500007914000071350000249500005033000079110000909100003379000050530000665100007921000071620000429600003369000024450000Recent contracts
Latest Northern Ireland Water Limited contracts awarded
The most recently published award notices on Find a Tender and Contracts Finder.
T137 - Maintenance of Electronic Site Security System
ASSA ABLOY LIMITED · 2026-07-22
£550K
Supply of Metered Electricity
3TPOWER LTD · 2026-06-17
£128.0M
T167 Supply and Delivery of Lenticules
Scientific Laboratory Supplies · 2026-06-04
£154K
T167 Supply and Delivery of Lenticules
Scientific Laboratory Supplies · 2026-06-04
£154K
Lot 1. General Laboratory
Accuscience Ireland Ltd · 2026-05-14
£63.0M
T133 – High Voltage and Associated Low Voltage Equipment
Scotts Electrical Services Ltd · 2026-04-27
£4.5M
T107 Supply, Delivery and Maintenance of ISCO Proprietary Equipment and Spare Parts
LAB & PROCESS INSTRUMENTATION LTD · 2026-03-26
£1.2M
T149 - ISO Accreditation
BSI Assurance UK Limited · 2026-03-20
T149 - ISO Accreditation Lot 1
BSI Assurance UK Limited · 2026-03-20
Procurement of General Insurance (excluding Broker and Administration Services)
HISCOX INSURANCE COMPANY LIMITED · 2026-03-20
£2.9M
T107 Supply, Delivery and Maintenance of ISCO Proprietary Equipment and Spare Parts
LAB & PROCESS INSTRUMENTATION LTD · 2026-03-13
£1.2M
T101 Satellite Imagery Leakage Detection Services
ORIGIN TECH LTD · 2026-03-04
£5.9M
T115 - Legal Services
TLT LLP · 2026-02-17
£7.0M
Collection and Transportation of Water and Wastewater Samples
RPS ENVIRONMENTAL MANAGEMENT LIMITED · 2026-02-12
T115 - Legal Services Lot 1
TLT LLP · 2026-02-05
£14.0M
T101 Satellite Imagery Leakage Detection Services
ORIGIN TECH LTD · 2026-02-05
£5.9M
Collection and Transportation of Water and Wastewater Samples
RPS ENVIRONMENTAL MANAGEMENT LIMITED · 2026-02-02
T125 - Contracted Analysis for Potable and Raw Water, Wastewater and Trade Effluent Quality Analysis
Northumbrian Water Ltd · 2026-01-14
£2.5M
T110 Provision of Cleaning Services
Aramark Ireland Holdings Ltd. · 2026-01-12
£3.0M
Supply and Delivery of Laboratory Consumables and Chemicals
FANNIN (NI) LIMITED · 2026-01-09
£270K
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Open opportunities
Open Northern Ireland Water Limited tenders
Tenders currently inviting bids. SMEs can respond via the official tender portal.
T148 – Risk Management Advisory Services
Deadline: 2026-07-31
£950K
T172 - Supply, Maintenance, Modifications and Hire of Generators
Deadline: 2026-07-31
£6.0M
T189 - Corporate Healthcare
Procurement of General Insurance (excluding Broker and Administration Services)
T133 - HV Maintenance
F001 - Rotating Biological Contactors (RBC's)
IF035 - Screening and Associated Conditioning and Grit Removal Equipment
T104 - Rotating Biological Contactors (RBC's)
T102 - Collection and Transportation of Water and Wastewater Samples
C1172 - Occupational Health Services
£1.4M
C1172 - Occupational Health Services
Water Fittings Solution
£720K
T148 - Hedging Advisory Services
T162 - Supply, Maintenance and Support Services of Blackline Safety Gas Detection Monitors and Draeger Breathing Apparatus
Plant and Agriculture Machinery – Service, Maintenance and Repair
T174 - Lifting and Fall Arrest Equipment – Supply, Maintenance, Testing and Certification
T150 - Essential Training for Water Industry Workers
T188 NI Water Alpha – Concrete Repairs
C1172 - Occupational Health Services
F002 Framework for Supply, delivery and/or installation, calibration, maintenance and repair of equipment for NIW Science Centres
£3.4M
Pipeline
Contracts expiring in the next 12 months
When these contracts end, Northern Ireland Water Limited typically re-tenders. SMEs preparing bids 3-6 months ahead win disproportionately often.
X231 Independent IT Testing Strategy and Resource (RM6148)
Expires: 2026-10-02
£1.0M
Procurement of General Insurance (excluding Broker and Administration Services)
Expires: 2027-03-31
£2.9M
Market analysis
Bidding into Northern Ireland Water Limited — what to expect
Supplier concentration and timing patterns that shape SME bid strategy.
79%
Top-5 supplier share
26d
Avg response window
28d
Median response window
34mo
Avg contract duration
Frequently asked
Common questions about selling to Northern Ireland Water Limited
How much does Northern Ireland Water Limited spend on procurement?
Northern Ireland Water Limited awarded 40 contracts totalling £445.0M between 2023-07-31 and 2026-07-31, working with 25 unique suppliers. Average contract value is £13.9M.
Who are Northern Ireland Water Limited's top suppliers?
The largest suppliers to Northern Ireland Water Limited by total award value are E McMullan Ltd, 3TPOWER LTD, Scotts Electrical Services Ltd. The top five suppliers together hold 79% of contract value.
What does Northern Ireland Water Limited buy from suppliers?
Northern Ireland Water Limited's procurement is concentrated in technical inspection and testing services, electricity, systems and technical consultancy services, alongside specialist categories. See the full CPV breakdown below.
How can my business bid for Northern Ireland Water Limited contracts?
Northern Ireland Water 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 Northern Ireland Water Limited tenders?
Northern Ireland Water Limited typically gives suppliers a median of 28 days to respond (average 26 days). Standard contract duration is around 34 months.
Continue reading
Related ENKII resources
GUIDE
PQQ & Selection Questionnaire — Procurement Act 2023
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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 Northern Ireland Water 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 2026-07-31
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.