| | Tactical Communication Systems | Liverpool | £8B |
| | Consultancy and Professional Services | Liverpool | £5B |
| | Southern Construction Framework 6 (SCF 6) | Exeter | £4B |
| | Paediatric Respiratory Funding | Norwich | £4B |
| | Health and Adult Services Approved Provider Lists | Northallerton | £1B |
| | Operational Procurement Support Service | Harrogate | £1B |
| | NHS LPP Clinical Artificial Intelligence Framework | London | £1B |
| | NOE CPC Public Health Related Services | Sheffield | £1B |
| | Mental Health Services | Nottingham | £960M |
| | ESNEFT - Acute | Ipswich | £817M |
| | Energy Efficiency Contractors | Paisley | £800M |
| | Defence's Digital Workplace | Corsham | £750M |
| | Home Office English Language Testing (HOELT) Services | London | £680M |
| | CPC Drive - Vehicle Leasing and Salary Sacrifice Scheme | Sheffield | £650M |
| | Electrical Infrastructure Upgrade Framework | Reading | £650M |
| | Steel Extinguishers | Winchester | £650M |
| | Contingent Workers | Perth | £507M |
| | Non-Emergency Patient Transport (NEPTS) for North West England | Preston | £468M |
| | Control and Automation | Reading | £435M |
| | Escalator Management | London | £430M |
| | 35000000.00 | Perth | £350M |
| | Client Assisted Passenger Transport Services | Reigate | £296M |
| | London Cycle Hire Scheme | London | £278M |
| | Aggregates, Concrete & Pre-Cast Products | Gateshead | £225M |
| | Highways Framework | Blackpool | £200M |
| | IMS & POC Scanning System and Associated Hardware Devices | London | £200M |
| | Legal Services | Hemel Hempstead | £200M |
| | NEYPPC-High Tech Homecare Medicines Service | Leeds | £200M |
| | All Wales Interventional Cardiology and Radiology Consuambles | Cardiff | £192M |
| | Legal Services | London | £174M |
| | Ambient Storage and Distribution Service for PIPP and EPRR | London | £174M |
| | Storage and Distribution of Vaccines and Other Medicines | London | £174M |
| | Media and Creative Services | Liverpool | £150M |
| | Surgical Robots, Consumables and Related Services | Hemel Hempstead | £150M |
| | AC Substation, Isle of Lewis | Perth | £143M |
| | Preliminary Market Engagement for the Life in the UK (LITUK) Secure Digital Test and Digital Online… | London | £110M |
| | GP & Corporate IT Support Services on Behalf of NHS Greater Manchester Integrated Care Board | Manchester | £105M |
| | Executive & Non-Executive Search 3 | Liverpool | £100M |
| | Management of Derby City Council Leisure Centres | Derby | £98M |
| | HIV Medicines | Edinburgh | £90M |
| | Antibiotic & Genito Urinary Medicines | Edinburgh | £89M |
| | European Requirement in Support of Project Phoenix II | Bristol | £80M |
| | Home Office - System Design Resource Support Services | London | £80M |
| | Future Debt Solution | London | £80M |
| | On Water Clothing and Equipment | Bristol | £78M |
| | Wales High School - Main Works | London | £72M |
| | Track Cleaning (Including Graffiti Removal and Pigeon Prevention) | London | £68M |
| | Supported Living Services for Adults With Learning Disability, Mental Health and Autism | Ilford | £66M |
| | Greater Manchester Contractor Recruitment Services Framework (GMCRSF) | Manchester | £61M |
| | Greater Manchester Contractor Recruitment Services Framework (GMCRSF) | Manchester | £60M |
| | Springfield School- Main Works | London | £59M |
| | Loughborough University Student Accommodation (LUSA) Development | Loughborough | £59M |
| | Customer Engagement Centre Modification Notice | South Coventry England | £58M |
| | BATUK Bottled Drinking Water | Andover | £58M |
| | Integrated Drug & Alcohol Services | Ipswich | £57M |
| | Consular Core Platform Delivery Partner - Early Market Engagement | London | £57M |
| | All Age Eating Disorder Service, NHS Norfolk and Waveney Integrated Care Board | Norwich | £50M |
| | Early Learning, Childcare and Brokerage Services | Dumfries | £49M |
| | Science Museum Group Security Services | London | £48M |
| | Bulk Furniture and Fittings BHC Kigali | London | £47M |
| | TfL 91641 Concessions | London | £43M |
| | Cath Labs and Cardiology Stents | Edinburgh | £41M |
| | Major Route Network A511 Corridor - Main Contractor | Leicester | £40M |
| | Healthcare and Forensic Services in Custody (Ref. 049-POL-24) | Wakefield | £39M |
| | Digital Contingent Labour Framework | Reading | £35M |
| | Minor Works Framework 2026-2030 - Lot 1 Only | Winchester | £35M |
| | Recycling Collection Service | Newport | £34M |
| | HMRC Vaping Duty Stamps Scheme | London | £32M |
| | Therapeutic Support Services | Northallerton | £30M |
| | Contingency Residual Waste Disposal | Stafford | £29M |
| | HPV Primary Screening Pathway Within the NHS Cervical Screening Programme - North East and Yorkshire | Leeds | £28M |
| | D2 Two 2-Bed Collaborative Specialist Children's Homes Provision | Derby | £28M |
| | Civil Engineering Contractors Framework (CECF) 2026 | Northallerton | £25M |
| | Highways Planned Carriageway Maintenance Framework | Nottingham | £25M |
| | Insurance Services | Coventry | £24M |
| | Substance Use Disorder Adult Treatment Service Re | Swindon | £24M |
| | Repairs and Maintenance Services | Cardiff | £23M |
| | VDPS Medical Assessments | Newcastle upon Tyne | £23M |
| | Workwear, Shirts and Worsted Woo L- PMEN | Bristol | £22M |
| | Analgesics, Anaesthetics, Musculoskeletal & Joint Disease Medicines | Edinburgh | £22M |
| | Oracle Cloud Implementation | London | £21M |
| | Materials Supply Through Managed Stores Service | Swindon | £21M |
| | Brunswick Community Primary School - Main Works | London | £20M |
| | CWPS - Pathology Sample Transportation | Coventry | £20M |
| | Enabling Innovation Framework 5 | Warrington | £20M |
| | Financial Assurance Framework | Newcastle upon Tyne | £20M |
| | Lower Thames Crossing- Strategic Sale Advisor | London | £20M |
| | Extension- Digital Dictation, Speech/Voice Recognition, Outsourced Transcription and Associated Services Framework Agreement | Dorking | £20M |
| | Yiewsley Housing Schemes - Falling Lane (Lot 1 Award) | Uxbridge | £20M |
| | Bean Road Tunnel | Maidstone | £19M |
| | Measured Term Maintenance (MTM) Testing and Repairs | Cottingham | £17M |
| | How to Tender With North East Lincolnshire Council – Guidance Sessions | North East Lincolnshire | £17M |
| | Temporary Accommodation Property Management - UK4 | London | £17M |
| | Alternative Provider of Medical Services (APMS) GP Services for the Villages of Creswell and Langwith on… | Derby | £17M |
| | Statutory Testing, Servicing and Reactive Repair Services | Plymouth | £16M |
| | Kirklees Intervention and Support Services | Huddersfield | £16M |
| | Insurance and Related Services to Torus62 Limited | Merseyside | £16M |
| | SPPD - Marketing Services (2026) Lots 1 & 2 Re-Issued | Edinburgh | £16M |
| | Sight Testing and Dispensing of Spectacles to Children and Young People in Special Educational Settings Across… | Windsor | £16M |
| | Bus Service - Route 29/N29 | London | £16M |