STEP Construction Partner
Details
- Supplier(s)
- ILIOS
- Value
- GBP 10,000,000,000
- Duration
- 3 years
- Topic
- Works for complete or part construction and civil engineering work
- Published
- 22 April 2026
- Source
- uk:contracts_finder
Tender description
UKIFS (now UKFE) has conducted this Procurement for a Construction Partner, who, together with a Fusion Partner (determined to be United Kingdom Atomic Energy Authority (UKAEA)), will bring together and develop extensive industrial capabilities to design and build a UK prototype fusion energy plant capable of delivering net-energy to the grid, and build a world-leading fusion delivery industry. The Procurement was originally divided into two lots: • Lot 1: Engineering Partner (EP) • Lot 2: Construction Partner (CP) However, Lot 1 - EP has since been cancelled. Lot 2 - CP is now the only Lot included in this Procurement exercise. The contract term for Lot 2 will expire 31 March 2029, followed by three (3) optional extension periods of four (4), six (6) and seven (7) years. UKFE will have the right to exercise an extension option at six (6) months' notice. The maximum contract duration will be twenty (20) years with an estimated value of £10,000,000,000 across this period.
Timeline
- Completed: Award date2 April 2026
- Completed: Award published22 April 2026Current notice
- Next: Contract expiry date31 March 2029in 3 years
About the buyer
UK Atomic Energy Authority is a public sector buyer in United Kingdom publishing tenders and awards on Stotles. Explore their procurement activity and find more opportunities like this one.
Relevant CPV codes
- 45200000 · Works for complete or part construction and civil engineering work
- 45220000 · Engineering works and construction works
- 66519000 · Engineering, auxiliary, average, loss, actuarial and salvage insurance services
- 71000000 · Architectural, construction, engineering and inspection services
- 71240000 · Architectural, engineering and planning services
- 71250000 · Architectural, engineering and surveying services
- 71300000 · Engineering services
- 71310000 · Consultative engineering and construction services
- 71311000 · Civil engineering consultancy services
- 71312000 · Structural engineering consultancy services
- 71313000 · Environmental engineering consultancy services
- 71318000 · Advisory and consultative engineering services
- 71320000 · Engineering design services
- 71321000 · Engineering design services for mechanical and electrical installations for buildings
- 71322000 · Engineering design services for the construction of civil engineering works
- 71323000 · Engineering-design services for industrial process and production
- 71323200 · Plant engineering design services
- 71330000 · Miscellaneous engineering services
- 71333000 · Mechanical engineering services
- 71334000 · Mechanical and electrical engineering services
- 71336000 · Engineering support services
- 71337000 · Corrosion engineering services
- 71340000 · Integrated engineering services
- 71350000 · Engineering-related scientific and technical services
- 71540000 · Construction management services
Decision makers
Connect with the people behind this procurement.
| Contact name | Job title | Phone number | Work email |
|---|---|---|---|
| Head of Procurement | +44 •••• •••••• | ••••••••@uk-atomic-energy-authority.gov | |
| Commercial Director | +44 •••• •••••• | ••••••••@uk-atomic-energy-authority.gov | |
| Procurement Manager | +44 •••• •••••• | ••••••••@uk-atomic-energy-authority.gov | |
| Category Lead | +44 •••• •••••• | ••••••••@uk-atomic-energy-authority.gov | |
| Senior Buyer | +44 •••• •••••• | ••••••••@uk-atomic-energy-authority.gov | |
| Contracts Manager | +44 •••• •••••• | ••••••••@uk-atomic-energy-authority.gov |
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