Top suppliers
Top suppliers to Defence Infrastructure Organisation
Top-five suppliers hold 87% of contract value — a concentrated market.
Procurement categories
What Defence Infrastructure Organisation buys
Common Procurement Vocabulary (CPV) breakdown of contracts awarded over the reporting period.
Recent contracts
Latest Defence Infrastructure Organisation contracts awarded
The most recently published award notices on Find a Tender and Contracts Finder.
715916490 - Continuation of Post Completion Activities - Annington Homes
Forsters LLP · 2026-09-03
£143K
Technical Support Provider to the Power Purchase Agreement (PPA) Pilot Programme
KPMG LLP · 2026-08-13
£300K
715899500 - Whitegate Farm Legal Advice
Burges Salmon LLP · 2026-08-13
£10K
Support to DHS transition HR workstream - phase 1
PA Consulting Services Limited · 2026-08-06
£83K
Network Support Services for ADHE - UK7 Notice
System Check Limited · 2026-06-26
Installation of Roller Shutter Doors at Price Barracks, DIO Belize
TROPICAL HOLDINGS LADYVILLE LTD · 2026-06-24
Installation of Roller Shutter Doors at Price Barracks, Belize
TROPICAL HOLDINGS LADYVILLE LTD · 2026-06-23
Corporate subscription to the Building Cost Information Service (BCIS)
Building Cost Information Service Ltd · 2026-05-28
£140K
Sewage Treatment Plant Filter Replacement Belize
Jacopa Ltd · 2026-02-11
£100K
MCS User Manual
ATG Airports Limited · 2025-12-19
£28K
WANT TO WIN WORK FROM DEFENCE INFRASTRUCTURE ORGANISATION?
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Open opportunities
Open Defence Infrastructure Organisation tenders
Tenders currently inviting bids. SMEs can respond via the official tender portal.
Fire Alarm System Installation at BATUK
Deadline: 2026-10-12
£200K
Pipeline
Contracts expiring in the next 12 months
When these contracts end, Defence Infrastructure Organisation typically re-tenders. SMEs preparing bids 3-6 months ahead win disproportionately often.
Support to DHS transition HR workstream - phase 1
Expires: 2026-09-18
£83K
715899500 - Whitegate Farm Legal Advice
Expires: 2027-02-26
£10K
Technical Support Provider to the Power Purchase Agreement (PPA) Pilot Programme
Expires: 2027-02-28
£300K
Main Intake Substation High Voltage Switchgear Life Cycle Replacement
Expires: 2027-03-29
£750K
715916490 - Continuation of Post Completion Activities - Annington Homes
Expires: 2027-03-31
£143K
Installation of Roller Shutter Doors at Price Barracks, Belize
Expires: 2027-03-31
Dalton Legal Services
Expires: 2027-05-29
£99K
Market analysis
Bidding into Defence Infrastructure Organisation — what to expect
Supplier concentration and timing patterns that shape SME bid strategy.
59%
Awards to SMEs
87%
Top-5 supplier share
0%
Framework call-offs
—
Awards to social enterprises
Around 59% of Defence Infrastructure Organisation’s classified awards go to small and medium-sized enterprises.
Frequently asked
Common questions about selling to Defence Infrastructure Organisation
How much does Defence Infrastructure Organisation spend on procurement?
Defence Infrastructure Organisation awarded 22 contracts totalling £6.0M between 2023-09-15 and 2026-09-15, working with 18 unique suppliers. Average contract value is £376K.
Who are Defence Infrastructure Organisation's top suppliers?
The largest suppliers to Defence Infrastructure Organisation by total award value are Electrabel nv, Veolia Water Outsourcing Limited, TROPICAL HOLDINGS LADYVILLE LTD. The top five suppliers together hold 87% of contract value.
What does Defence Infrastructure Organisation buy from suppliers?
Defence Infrastructure Organisation's procurement is concentrated in , alongside specialist categories. See the full CPV breakdown below.
How can my business bid for Defence Infrastructure Organisation contracts?
Defence Infrastructure Organisation 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.
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 Defence Infrastructure Organisation'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 2026-09-15
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.