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ActivePrivate limited company03857752Incorporated 7 Oct 1999

United Kingdom National Nuclear Laboratory Limited

Engineering related scientific and technical consulting activities · Warrington

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Government contracts: 78
Value of contracts: £237.82M
Frameworks: 5
Government payments: £280.56M
Public grants: £24.77M
Lobbying activity: 7 quarters
Directors: 6
Properties owned: 9

About

United Kingdom National Nuclear Laboratory Limited is a private limited company, incorporated on 7 October 1999, with its registered office in Warrington. Companies House lists its business as engineering related scientific and technical consulting activities and technical testing and analysis.

Its latest accounts were filed on 20 June 2026.

Company details

Registered name: UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED
Incorporated: 7 October 1999
Registered address: CHADWICK HOUSE WARRINGTON ROAD, BIRCHWOOD PARK, WARRINGTON, WA3 6AE
SIC codes: 71122 — Engineering related scientific and technical consulting activities
71200 — Technical testing and analysis
Annual accounts: Latest accounts (PDF), filed 20 Jun 2026 →
Previously known as: NATIONAL NUCLEAR LABORATORY LIMITED — until 17 Dec 2024
NEXIA SOLUTIONS LIMITED — until 10 Nov 2008
Name-change filing (PDF), filed 17 Dec 2024 →

Financials

Latest accounts are filed as a PDF at Companies House — no machine-readable financial data to chart. View accounts on Companies House ↗

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