H3AT Process Services

UK Atomic Energy Authority
South East
Direct award
17 March 2025 to 28 January 2026

Design, supply, and installation of a process services system for a tritium plant and research halls. The scope includes demineralised water, breathable air, plant air, and compressed gas supply, alongside a specialist gas compound with segregation requirements.

Open the official notice

Awarded value: £1.6m; As published
Published: 21 March 2025
Awarded: 21 March 2025; Arcade UK Ltd
Contract length: 10 months; Ends 28 January 2026

What the contract covers

Services contract

Provision and installation of industrial process utility systems, including demineralised water, compressed air, and specialist gas supply infrastructure for research facilities.

Terms and requirements

Contract type: Services contract
Procedure: Direct award
Initial term: 10 months
Contract dates: 17 March 2025 to 28 January 2026
Certifications asked for: None stated
Suitable for SMEs: Yes
Suitable for charities and social enterprises: Yes
Category: Services
CPV codes: 65121000

Services in this contract

Industrial and process mechanical servicesMain service£55k typicalProcess services system for a tritium plant: water, air and gas supplies

Lifecycle

Published
21 March 2025
Contract awardedto Arcade UK Ltd
21 March 2025
Contract starts
17 March 2025
Contract ends
28 January 2026

The buyer

UK Atomic Energy Authority

Type: Locked
Contracts, 24 months: Locked
Recorded value: Locked
Typical contract: Locked
Process pipework contracts, 24 months: Locked

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Contact details

Name: Locked
Email: Locked
Phone: Locked
Website: Locked
Address: Locked

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The supplier

Arcade UK Ltd

Contracts won, 24 months: Locked
Value won, 24 months: Locked
Buyers, 24 months: Locked
Size: Locked

Main buyers

See everything Arcade UK Ltd has won

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Cite this contract

Link: https://bidskim.com/tender/83013/h3at-process-services
Buyer reference: 20250321114458-72814
Open contracting ID: ocds-b5fd17-42b4be04-0992-4f06-903b-c4b8d3f2a5f4
Last checked: 5 November 2026

UK Atomic Energy Authority. H3AT Process Services. Contract award, 21 March 2025. BidSkim, https://bidskim.com/tender/83013/h3at-process-services (accessed 5 November 2026).