Department for Energy Security & Net Zero: Contract Register & Procurement Profile
Central government·Greater London·London
Official UK PPONPDHQ-2163-WYMH
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Tenders you can still bid for.
Notices at tender stage whose deadline has not passed.
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Notices published in the last 12 months.
Counted per tender, not per lot, against the 12 months before where shown.
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How many companies usually bid when this buyer runs a tender.
Middle value of the bid counts on its award notices, one per lot. Only real competitions count: direct awards and framework places are left out.
Based on 25 lots from this buyer’s competitions, last 24 months.
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How much of this buyer’s work goes to its three most frequent suppliers.
Share of its awarded tenders that name at least one of the top three. Each tender is counted once.
124 awarded tenders, 115 different suppliers.
Describes the record. It is not a sign of favouritism.
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Contracts that finish in the next 18 months.
Published contracts with an end date in that window. No end date, not counted.
A likely retender, not a certain one.
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How much this buyer has awarded recently, by published values.
Sum of award values to single suppliers, VAT excluded, on notices from the last 24 months. Framework ceilings and repeated totals are left out.
Published values, not actual spend. The biggest rows are listed so you can check.
Open notices
7 live · deadline in the future or not published · as of page build
| Notice | Deadline | Days left | Published value |
|---|---|---|---|
| Greenhouse Gas Inventory Improvement Programme - 2 Energy, Waste, and Industrial Processes and Product Use | 27 Sept 2026 | 4d | £3,010,000 |
| Greenhouse Gas Inventory Improvement Programme - 2 Energy, Waste, and Industrial Processes and Product Use | 27 Sept 2026 | 4d | £3,010,000 |
| Climate Ambition Support Alliance Phase 3 (CASA3) | 6 Oct 2026 | 13d | £8,400,000 |
| PS26239 - RAF015/2627 - Plug-in batteries safety study | 7 Oct 2026 | 14d | £300,000 |
| CSP26751 - Delegates for International Energy Agency Technology Collaboration Programme | 13 Oct 2026 | 20d | £147,934 |
| Biomass Research Programme | 13 Oct 2026 | 20d | £4,080,000 |
| From Local Shocks to Systemic Impacts: A Multi-hazard, Systems-based View of Physical Climate Risk | 14 Oct 2026 | 21d | £100,000 |
What they buyi
What kind of work is bought here.
Notices by procurement category (CPV). A notice with several categories counts in each.
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What kind of work is bought here.
Notices by procurement category (CPV). A notice with several categories counts in each.
Last 24 months · CPV divisions on published procedures · a notice with several divisions counts in each
73 Research and development services24 procedures · 17% · 6 open72 IT services: consulting, software, internet19 procedures · 14% · 1 open79 Business services: law, marketing, consulting18 procedures · 13%71 Architectural, construction, engineering14 procedures · 10% · 1 open75 Administration, defence and social security9 procedures · 7% · 1 open48 Software package and information systems4 procedures · 3%66 Financial and insurance services4 procedures · 3%09 Petroleum, coal, oil and gas3 procedures · 2%How they buyi
How work here is packaged.
Notices by commercial tool: a single contract, a framework, or a dynamic purchasing system.
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How work here is packaged.
Notices by commercial tool: a single contract, a framework, or a dynamic purchasing system.
Last 24 months · 138 notices · commercial tool and route as published on the notice, not a legal-regime claim
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How work here is packaged.
Notices by commercial tool: a single contract, a framework, or a dynamic purchasing system.
- Contract 99% (136 notices)
- Framework 1% (2 notices)
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Which procedures buyers here use.
Notices by the procedure they declare: open, selective, limited or direct. Open and selective are competitions; limited and direct are not.
- Direct award 47% (65 notices)
- Open 28% (38 notices)
- Route not published 19% (26 notices)
- Limited / restricted 4% (5 notices)
- Selective 3% (4 notices)
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How many companies usually bid when this buyer runs a tender.
Middle value of the bid counts on its award notices, one per lot. Only real competitions count: direct awards and framework places are left out.
Based on 25 lots from this buyer’s competitions, last 24 months.
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How long this buyer takes to decide after bids close.
Middle value in days from deadline to first award notice, on this buyer’s own tenders.
Based on 13 decided tenders across all categories, last 24 months.
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How often this buyer changes a notice after publishing it.
Middle number of amendments per notice. Deadline extensions and corrections both count.
Based on 138 notices across all categories, last 24 months.
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Do this buyer’s awards land above or below its own estimates.
Each lot’s published estimate against its award, on this buyer’s competitions, like for like.
Based on 22 lots with both an estimate and an award, last 24 months.
A past pattern, not a price to bid.
Who wins herei
Which suppliers win the most here.
Suppliers ranked by the number of tenders won, not by money. A supplier on one big framework with many call-offs does not outrank one that won many separate competitions.
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Which suppliers win the most here.
Suppliers ranked by the number of tenders won, not by money. A supplier on one big framework with many call-offs does not outrank one that won many separate competitions.
All published awards naming a supplier · ranked by distinct procedures, not pounds · panel and call-off entries inflate award records
| Supplier | Procedures | Share | Last 24m | Award records | Last activity |
|---|---|---|---|---|---|
| Aether Ltd | 7 | 5.6% | 6 | 9 | 18 Aug 2026 |
| Ricardo-AEA Ltd | 6 | 4.8% | 3 | 6 | 14 Apr 2026 |
| United Kingdom National Nuclear Laboratory | 4 | 3.2% | 4 | 5 | 1 Jul 2026 |
| Pricewaterhouse Coopers LLP | 4 | 3.2% | 4 | 4 | 28 Oct 2025 |
| UK Centre for Ecology & Hydrology | 4 | 3.2% | 1 | 4 | 9 Sept 2025 |
| BSI Standards Limited | 3 | 2.4% | 3 | 3 | 28 Jul 2026 |
| ENERGY SYSTEMS CATAPULT LIMITED | 3 | 2.4% | 2 | 4 | 4 Aug 2026 |
| FRAZER-NASH CONSULTANCY LIMITED | 3 | 2.4% | 2 | 3 | 11 Jun 2025 |
The three most frequent suppliers are named on 13% of 124 awarded procedures (each procedure counted once, so a panel shared by several of them is not double-counted); 115 distinct suppliers hold at least one. Descriptive concentration of published awards — not a statement of preference.
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How much this buyer has awarded recently, by published values.
Sum of award values to single suppliers, VAT excluded, on notices from the last 24 months. Framework ceilings and repeated totals are left out.
Published values, not actual spend. The biggest rows are listed so you can check.
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What one of this buyer’s contracts is usually worth.
Middle value of the same awards as the total above.
Largest published awards iThe biggest published awards. Awards to a single supplier with a published value, largest first, so you can check the totals against the notice. A repeated framework total can appear here. Open the notice to check. | Supplier | Awarded | Term | Published value |
|---|---|---|---|---|
| DESNZ - COMMS - Media Buying and Planning | Wavemaker | 12 Jun 2026 | 3.9 yrs | £50,000,000 ≈ £13m/yr |
| IT Service Management and Development (SMD) | VERSION 1 SOLUTIONS LIMITED | 28 Jul 2026 | 3 yrs · up to 5 yrs | £50,000,000 ≈ £17m/yr |
| Legal services for Sizewell C | LINKLATERS LLP | — | 2.3 yrs | £31,920,000 † ≈ £14m/yr |
| Legal Services for the Sizewell C Project | LINKLATERS LLP | — | 1.7 yrs | £23,940,000 † ≈ £14m/yr |
| Nuclear Safeguards Programme (NSP) | United Kingdom National Nuclear Laboratory | 19 May 2026 | 3.6 yrs · up to 6.6 yrs | £19,500,000 ≈ £5.4m/yr |
Contracts endingi
Contracts that finish in the next 18 months.
Published contracts with an end date in that window. No end date, not counted.
A likely retender, not a certain one.
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Contracts that finish in the next 18 months.
Published contracts with an end date in that window. No end date, not counted.
A likely retender, not a certain one.
Published end dates only · 95 of 138 contracts carry one · not a retender forecast
Soonest 10 of 29 contracts ending within 18 months.
Recent procedures
Latest 50 of 189 procedures on this authority cluster, incl. beneficiary and procuring-entity roles
| Procedure | Status | Published | Published value |
|---|---|---|---|
| Heat Zoning Core Digital Service | Awarded / complete | 28 May 2026 | — |
| Application Management Services for the Radiological Response and Emergency Management System (RREMS)IT services: consulting | Planned | 21 May 2026 | — |
| Warm Homes Plan - Consumer Protection ReformAdministration services | Planned | 20 May 2026 | £60,000,000 |
Data coverage & method
- Source: Find a Tender OCDS releases; mixed PCR 2015 / Procurement Act 2023 history — no legal-regime label is applied.
- Counts are procedures (one notice family), not lots. Authority cluster = canonical buyer plus beneficiary and procuring-entity roles.
- Published procedure values exist on a minority of notices; their lifetime sum (£1.8bn, ceilings stripped) is a catalogue fact, not spend, and is not shown as a headline.
- Awards on procedures published in the last 24 months: 115 award records on 95 procedures (106 to a single canonical supplier, 7 multi-supplier, 2 with no supplier published). 65 values come from the contract record when the award carried none.
- Bid counts, deadline-to-award, amendments and award-vs-estimate come from the nightly buyer analytics row; each figure’s own method and sample is behind its , the long form on Methodology.
- Contract end dates: 95 of 138 published contracts carry a period end; 29 end within 18 months, 16 within 6.
- Never shown: contact details, predicted winners, payment behaviour, or “who to invite”.
Identifiers consolidated into this page (26 historical Find a Tender publication identifiers)
Official notices referenced this authority under these publication identifiers. Alias URLs are not separate pages.
+2 further identifiers not listed here.
Canonical page id: GB-PPON-PDHQ-2163-WYMH