AwardedUnited KingdomWorks£1
STEP Construction Partner
- Published
- Published 22 April 2026
- Deadline
- Closed 17 July 2024
Overview
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.
Key details
- Country
- United Kingdom
- Status
- Awarded
- Category
- Works
- Estimated value
- £1
- Procedure
- Selective
- SME suitable
- Yes
- Published
- 22 April 2026
- Deadline
- Closed
Engineering works and construction works
Award outcome
- Awarded value
- £10,000,000,000
- Award date
- 1 April 2026
- Contract period
- 1 April 2026 → 31 March 2029
- ILIOS
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Notice history
Every published notice in this contracting process, newest first.
Contract Award Notice
22 April 2026
Contracting authority
UK Atomic Energy Authority
BuyerAbingdon, United Kingdom
Authority website ↗
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