| | Prison Operator Services Framework 2 - August 2025 Market Engagement Events | London | £9B |
| | Norfolk and Norwich University Hospitals NHS Foundation Trust 2022-2027 (CV101 - Continuation of Familial Hypercholesterolemia (FH)… | Norwich | £5B |
| | Total Cardiology and Vascular Solutions | London | £3B |
| | Integrated All Age Mental Health Services | Maidstone | £2B |
| | HMRC Customer Relationship Management | London | £2B |
| | Segmented Sourcing Strategy - UK1 | Bristol | £2B |
| | DPS for Works & Maintenance | London | £2B |
| | CHILDREN AND YOUNG PEOPLE FOSTER CARE Flexible Purchasing System (FPS) | Sale | £1B |
| | Station Advertising | London | £1B |
| | Decarbonisation & Investment Works Framework | Newcastle upon Tyne | £1B |
| | Decarbonisation & Investment Works Framework [DN762948] | Newcastle upon Tyne | £1B |
| | IT Services | Reading | £1B |
| | NOE CPC Total Technology Solutions II | Sheffield | £1B |
| | Preliminary Market Testing for PPP Models for Certain Types of Primary and Community Health Infrastructure Projects… | London | £1B |
| | Single Delivery Partner South Kilburn Regeneration Programme | Brent | £1B |
| | Thames Water AMP8 Capital Programme - Preliminary Market Engagement for Major Works and Asset Upgrades (2025… | Reading | £840M |
| | Powys County Council Older Person Care Home Accommodation - Transforming Care for a Bright Future | Llandrindod Wells | £772M |
| | Market Testing for Home Office English Language Testing (HOELT) Services: Fourth Request for Information | London | £680M |
| | Acute Services | Ipswich | £658M |
| | Angiography, Hybrid Theatres, Capital Equipment, Related Accessories and Services | London | £600M |
| | Owner's Engineer | London | £600M |
| | Storage & Distribution of Human Medicines, Vaccines & Associated Medical Product | London | £546M |
| | Great North Healthcare Alliance - Strategic Construction Programme for Service Transformation | Newcastle upon Tyne | £500M |
| | Records Information Management, Digital Solutions and Associated Services 2 | Liverpool | £500M |
| | Lease for Class 701 Rolling Stock | London | £494M |
| | Contrast Media and Associated Injectors/Consumables | London | £383M |
| | Train Services Agreement for Class 444/450 Rolling Stock | London | £377M |
| | Reception, Haulage, Reuse and Recycling Centres (RHRRC ) | London | £373M |
| | Lease for Class 444/450 Rolling Stock | London | £347M |
| | Disposable and Washable Continence Care | London | £335M |
| | Materiel Distribution Land (MDL) Heavy Equipment Transporter (HET) PME RFI | Bristol | £315M |
| | Clinical Managed Service | London | £308M |
| | Healthcare Services by NHS and Other Public Bodies | Sheffield | £278M |
| | Healthcare Services by NHS and Other Public Bodies (Including Clinical Services) | Sheffield | £278M |
| | Residential and Nursing Care Home Services | Stafford | £275M |
| | Adults' Home Care, Reablement, and Children's Home Care | London | £274M |
| | Accounting and Tax Outsourcing Services | London | £190M |
| | RBK Household Waste and Recycling Collection, Street Cleansing and Winter Gritting Services | Kingston upon Thames | £187M |
| | Integrated Sexual Health Service | Crewe | £175M |
| | Domestic Furniture and Furnishings | Paisley | £162M |
| | Design, Build, Finance and Operation of an Urban Waste Water Treatment Plant | None | £155M |
| | Campsfield House Immigration Removal Centre Operator Service | London | £141M |
| | Operational, Management, Maintenance and Related Works and Services at Campsfield House IRC | London | £141M |
| | HMPO Document Management Services | London | £140M |
| | 40x53mm Grenades - Pipeline Notice | Bristol | £134M |
| | Mental Health Services - North Yorkshire and York | East Riding of Yorkshire | £129M |
| | RBK Household Waste and Recycling Collection, Street Cleansing and Winter Gritting Services | Kingston upon Thames | £128M |
| | Uncrewed Underwater Vehicles (UUVs) - UK3 | Bristol | £125M |
| | Wipes for Surface Cleaning & Disinfection | London | £125M |
| | Frozen Foods | Paisley | £120M |
| | Mental Health and Community Health Services | East Riding of Yorkshire | £119M |
| | Service Management for PICASSO (SM4P) Services (Formerly F-Itsm) | Bristol | £113M |
| | Environmental Decontamination | London | £106M |
| | Media Digitisation | London | £100M |
| | Public Buildings Construction and Infrastructure | Hengoed | £100M |
| | Surgical Mesh | London | £100M |
| | Bus Franchising - North West Greater Manchester | Manchester | £90M |
| | Corporate Catering & Events Concession | Bristol | £86M |
| | Non-Emergency Patient Transport Services (NEPTS) for Coventry and Warwickshire ICB | Warwick | £86M |
| | Operation of 18 Household Waste Recycling Centres (HWRC's) and 2 Waste Transfers Stations | Exeter | £85M |
| | Managed Outsourced Solution for Education Catering | Winchester | £83M |
| | High Performance Hard Body Armour System | Bristol | £82M |
| | Lease for Class 158/159 Rolling Stock | London | £79M |
| | Election and Electoral Registration Print | Gateshead | £75M |
| | Marine Shared Services SOP000-016 | London | £70M |
| | Integrated Urgent Care Services | Nottingham | £69M |
| | Hard Facilities Management | Bristol | £64M |
| | Facilities Management Services Opportunity | London | £64M |
| | Active Debris Removal (ADR) Phase 3 Research Service | Didcot | £63M |
| | Multi-Dimensional Mission Support System (MD MSS) | Bristol | £63M |
| | Season Tickets | Norwich | £60M |
| | Field Electrical Power Supplies - Support (FEPS-S) TRANSPARENCY | Bristol | £60M |
| | Simple Tenants Contents Insurance | Sunderland | £60M |
| | Support at Home (Domiciliary Care) Services - North East Lincolnshire | East Riding of Yorkshire | £58M |
| | Corporate Catering & Events Concession | Bristol | £55M |
| | Microsoft Core Programme 2025 to 2028 (UTOPIA 2.0) | Wiltshire | £54M |
| | Service Desk and End User Support | Warrington | £52M |
| | Alternative Provider Medical Services (APMS) at Graham Road Surgery and Horizon Health Centre for NHS Bristol,… | Bristol | £52M |
| | Kent Children & Young People's Core Therapeutic Alliance | Maidstone | £52M |
| | Enhanced Residential Services for (Primarily) Working Age Adults With Disabilities and/or Mental Health Needs | Carlisle | £51M |
| | External Audit Services YPO | Wakefield | £50M |
| | Drug & Alcohol Services for North Northamptonshire | Corby | £49M |
| | Cambs Home Improvement Agency Bathrooms and Kitchens | Cambridge | £48M |
| | General Building Works Housing and Associated Common Areas - Contracts 1 A & B (For Area… | Hackney | £48M |
| | Kent Carers Support Service | Maidstone | £47M |
| | Lease for Class 455 Rolling Stock | London | £46M |
| | Prosthetics and Orthotics Products and Manufacturing Services | Stanmore | £44M |
| | Hard Facilities Management | Bristol | £40M |
| | Service Desk and End User Support | Warrington | £40M |
| | Surgical Mesh | London | £40M |
| | S From SPT's Dynamic Purchasing System (DPS) 01/04/2025-30/06/ | Glasgow | £40M |
| | Complex Lives Substance Misuse Service | Exeter | £38M |
| | System Integration and Programme Management Services | London | £36M |
| | Non-Emergency Patient Transportation Service (NEPTS) for NHS Herefordshire CCG, NHS Redditch and Bromsgrove CCG, NHS South… | Worcester | £35M |
| | AF Line 132kV Reinforcement Works | Stockport | £35M |
| | Chief Data Office (CDO) - Package 4: Digital Lab | Guildford | £35M |
| | Chief Data Office (CDO) - Package 5: CDO Cross-Capability | Guildford | £35M |
| | Infrastructure Engineering Term | Worcester | £33M |
| | Drug and Alcohol Treatment and Recovery Service | Wolverhampton | £33M |
| | Building Maintenance Framework | Walsall | £30M |