Top suppliers
Top suppliers to DESNZ
Top-five suppliers hold 34% of contract value — a moderately competitive market.
Procurement categories
What DESNZ buys
Common Procurement Vocabulary (CPV) breakdown of contracts awarded over the reporting period.
73797109724866758039769830606492Recent contracts
Latest DESNZ contracts awarded
The most recently published award notices on Find a Tender and Contracts Finder.
PS26318 - RAF029/2627 Exploring the acceptability, understanding, and engagement of an opt-out approach
Verian Group UK Limited · 2026-11-04
£85K
PS26224 - RAF 024/2627 - CFP Research (2-Years)
CENTRE FOR SUSTAINABLE ENERGY · 2026-11-03
£217K
Consumer-led Flexibility (CLF) Companion Specification Testing
RESILLION UK LIMITED · 2026-10-27
£400K
Combined Heat and Power Quality Assurance (CHPQA) Programme 2026
ICF CONSULTING LIMITED · 2026-10-18
£1.1M
Independent legal advisory services for Carbon Capture, Usage and Storage (CCUS) Programme and Greenhouse Gas Removals (GGR) related matters.
Ashurst Perkins Coie UK LLP · 2026-10-06
DDaT26420 - EnCIC Automated Threat Sharing Service (EATSS)
2T SECURITY LTD · 2026-09-30
£137K
PS26212 - Energy Sector Threat Sharing and Analysis Centre
Frazer-Nash Consultancy Ltd · 2026-09-13
£145K
PS26210 - RAF 011/2627 -Understanding compliance and supporting sustainable enforcement of PRS domestic and non-domestic MEES
Verian Group UK Ltd · 2026-09-01
£213K
PS26159 - RAF002/2627 - Carbon Markets Model - Methodological Review
NERA UK LIMITED · 2026-08-31
£30K
Delivery Partner 2 for Warm Homes
Pricewaterhouse Coopers LLP · 2026-08-23
£45.5M
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What DESNZ has coming up
Sign in free to see the detail: titles, timings, values, and what to prepare.
Most of it is in R&D, IT services and business services.
44
contracts ending in 12 months
Likely to be re-tendered: see which, and who holds them
3
planned procurements
Work this buyer has said it intends to tender
1
framework running
Routes to sell here without a full tender
11
tender packs read
What it asks bidders for: insurance, certificates, scoring
Market analysis
Bidding into DESNZ — what to expect
Supplier concentration and timing patterns that shape SME bid strategy.
27%
Awards to SMEs
34%
Top-5 supplier share
75%
Framework call-offs
3
Awards to social enterprises
Around 27% of DESNZ’s classified awards go to small and medium-sized enterprises, and 3 have gone to voluntary, community or social enterprises. Around 75%of awards are call-offs from framework agreements — getting onto the right framework matters as much as the bid itself here.
Frequently asked
Common questions about selling to DESNZ
How much does DESNZ spend on procurement?
DESNZ awarded 381 contracts totalling £435.6M between 2023-11-08 and 2026-11-08, working with 237 unique suppliers. Average contract value is £1.2M.
Who are DESNZ's top suppliers?
The largest suppliers to DESNZ by total award value are Pricewaterhouse Coopers LLP, Ricardo AEA Ltd, PricewaterhouseCoopers LLP. The top five suppliers together hold 34% of contract value.
What does DESNZ buy from suppliers?
DESNZ's procurement is concentrated in research and development services and related consultancy services, business services: law, marketing, consulting, recruitment, printing and security, architectural, construction, engineering and inspection services, alongside specialist categories. See the full CPV breakdown below.
How can my business bid for DESNZ contracts?
DESNZ 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 DESNZ'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 2026-11-08
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.