FTS UK public procurement

Provision of ANSWERS/FISPIN Nuclear Software Codes

UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED

CompleteOCDS ID ocds-h6vhtk-06e816
Tender valueNot supplied1 awards · 0 contracts

01 Procurement

Tender overview

Updated 19 August 2026
Buyer
UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED
Status
Complete
Procurement method
Direct award
Category
Not supplied
CPV classification
Not supplied
Tender period
Not supplied — Not supplied

Description

This contract is for the renewal of licences for the ANSWERS/FISPIN nuclear software suite, including specialist codes used for nuclear safety analysis, criticality assessments, radiation transport, shielding calculations, and reactor physics modelling. The software supports established analytical methodologies and regulatory-approved processes across UKNNL's nuclear modelling and safety case activities. The contract provides software licences, maintenance, updates, and technical support for a period of three years.

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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
Pending

Provision of ANSWERS/FISPIN Nuclear Software Codes

Awarded
Not supplied
Award value
£603,312
Suppliers
1
Signed contract
Not supplied

03 Organisations

Buyers, suppliers and other parties

2 parties
Buyer

UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED

Chadwick House Warrington Road, Warrington, UKD61, WA3 6AE, United Kingdom

Companies House 03857752 →
Supplier

ENERGY, SAFETY AND RISK CONSULTANTS (UK) LIMITED

305 Bridgewater Place, Warrington, UKD61, WA3 6XF, United Kingdom

Companies House 07825532 →

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

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