Contracts Finder · Award

STEP Construction Partner

A public procurement published by UK Atomic Energy Authority via Contracts Finder.

Contracts FinderAward
£10bn
Award value
£1
Tender value
1
Suppliers
1
Awards
1
Notices
Award
Stage

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, fo…

Key details

Source
Contracts Finder
Lifecycle stage
Award
Status
complete
CPV classification
45220000 — Engineering works and construction works
Currency
GBP
Total award value
£10,000,000,000
Tender value
£1
First published
22 Apr 2026
Last updated
22 Apr 2026
View the original notice

Awards

1 award recorded on this procurement.

SupplierCompanies HouseAwardedStatusValue
ILIOS126253411 Apr 2026active£10bn

Notice timeline

Every published notice in this procurement's lifecycle.

  1. Award noticeSTEP Construction Partner

All suppliers

Frameworks & programmes

More from UK Atomic Energy Authority

FAQs about this procurement

Who is the buyer for "STEP Construction Partner"?

STEP Construction Partner is a UK public-sector procurement published by UK Atomic Energy Authority via Contracts Finder.

Has "STEP Construction Partner" been awarded?

Yes — 1 award is recorded, with a reported total value of £10,000,000,000. The current lifecycle stage is "Award".

Which suppliers are involved in "STEP Construction Partner"?

1 supplier is linked: ILIOS.

What is "STEP Construction Partner" worth?

The reported award value is £10,000,000,000.

When was "STEP Construction Partner" published?

It was first published on 22 Apr 2026 and last updated on 22 Apr 2026, across 1 notice.

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