Tender overview

Updated 6 May 2026

Buyer: Ministry of Defence
Status: Complete
Procurement method: Below threshold - without competition
Category: Not supplied
CPV classification: Not supplied
Tender period: Not supplied — Not supplied

Description

Caesium will provide world leading specialist research and advice from NPL to understand the potential of UK sovereign quantum clocks to deliver operational advantage to Navy and inform capability requirements and decision making in NAVY. NPL will be providing 3 reports by the end of the Financial Year.

This page represents one OCDS contracting process. Notices can be revised over time. Values may be estimates, award values or contract values and should be read with their displayed stage and date.

02 Awards and contracts

Published award records

1 shown

Active

Project Caesium

Awarded: Not supplied
Award value: Not supplied
Suppliers: 1
Signed contract: 5 January 2026

03 Organisations

Buyers, suppliers and other parties

2 parties

Buyer

Ministry of Defence

Leach Building, HMS Excellent, Whale Island, Portsmouth, UKJ31, PO2 8BY, United Kingdom

GB-PPON PHVX-4316-ZVGZ

Supplier

NPL Management Limited

National Physical Laboratory, Hampton Road, Teddington, UKI75, TW11 0LW, United Kingdom

Companies House 02937881 →

Companies House links appear only for explicit GB-COH identifiers. BritDB does not create company links from a similar name or address.

04 Provenance

Source for this process

FTS

Find a Tender OCDS data

Official UK procurement releases compiled into one process record.

Snapshot 22 August 2026→

Contains public sector information licensed under the Open Government Licence v3.0. Official external links are available only on the source transition page.