90/ 100
Robust

UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED

Active03857752|Private Limited Company|Est. 27 years ago|Updated 12 Apr 2026
Financial Health
73
Compliance & Legal
79
Governance & Structure
79
Network Risk
85
Operational Quality
68

UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED (03857752) is a private limited company registered in WARRINGTON, incorporated in 1999. The company operates in the engineering related scientific and technical consulting activities sector. Our database holds 79 signals from 13 official sources covering this company's filings, appointments, and regulatory records. Risk assessment: 90/100 ("robust"), reflecting a strong compliance and financial profile.

Key Facts

Status
Active
Company Type
Private Limited Company
Location
WARRINGTON, WA3 6AE
Incorporated
7 Oct 1999
Accounts Category
FULL
Next Accounts Due
30 Jun 2026
Next Statement Due
21 Oct 2026

About UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED

UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED is an active private limited company incorporated in 1999 in Warrington, providing engineering related scientific and technical consulting activities with eight active officers and no active charges.

Business Profile

Business Model
Professional Services

Company History

  • NATIONAL NUCLEAR LABORATORY LIMITEDChanged 17 Dec 2024
  • NEXIA SOLUTIONS LIMITEDChanged 10 Nov 2008

Directors (8)

View all
  • MI
    MR IAIN GEOFFREY CLARKSON
    Director since 1 Oct 2019
  • MA
    MRS ANN CATHERINE CORMACK
    Director since 21 Apr 2023
  • MS
    MRS SAMANTHA WHEELER
    Secretary since 18 Sept 2023
  • PN
    PROFESSOR NEIL GRAHAM SMART
    Director since 1 Apr 2025
  • MJ
    MRS JULIANNE ANTROBUS
    Director since 1 Apr 2025

Data Signals

View details
79
Total Signals
13
Data Sources
90/100
Risk Score

Good data coverage from 13 sources. Risk score of 90 indicates a strong compliance profile.

Financial
46
Compliance
15
ESG
10
Governance
4
innovation
2
growth
1
Risk
1

Industry Context

UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED is 1 of 167 engineering related scientific and technical consulting activities companies in WARRINGTON, out of 21,816 active companies in this sector nationally (23,849 including dissolved).

6.4 yrs
Sector avg. age
97.1%
Older than peers
0.1%
Sector dissolution
Company: 27 yearsSector avg: 6.4 yrs
Older than 97.1% of active companies in this sector

Director Network

The 4 directors of UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED are connected to 3 other companies.

None of these connected companies have been dissolved.

Property Portfolio

UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED is listed as the proprietor of 9 properties in the HM Land Registry.

Properties are located in North, North West.

Regulatory Status

FCA Regulated
FRN: 972329

Innovation & Grants

26
Grants awarded

UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED has received 26 Innovate UK grants. This demonstrates a strong commitment to research and innovation.

Compliance & Trade

ICO Registered
Modern Slavery Compliant

Payment Practices

Period ending 30 Sept 2025
10 days
Avg. payment time
99%
Paid within 30 days

UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED pays invoices in an average of 10 days. 99% of invoices are settled within 30 days — an excellent payment record.

Data Sources

This company profile is built from 13 official data sources: Ch Officers, Companies House, Contracts Finder, Environment Agency, FCA Register, Gateway to Research, Gender Pay Gap Service, HM Land Registry, ICO, Innovate UK, Modern Slavery Registry, Payment Practices, WHOIS.

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Frequently Asked Questions

What does UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED do?

UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED is an active private limited company incorporated in 1999 in Warrington, providing engineering related scientific and technical consulting activities with eight active officers and no active charges..

Who are the directors of UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED?

Current directors include MR IAIN GEOFFREY CLARKSON, MRS ANN CATHERINE CORMACK, MRS SAMANTHA WHEELER and 2 more.

Where is UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED registered?

UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED is registered in WARRINGTON, United Kingdom.

What is the SIC code for UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED?

UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED operates under SIC code 71122 — Engineering related scientific and technical consulting activities.

What is the risk score for UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED?

UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED has a risk score of 90 out of 100, classified as "Robust". This score is calculated from 79 data signals across 13 government sources.

When are the next accounts due for UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED?

The next accounts for UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED are due on 30 Jun 2026.

Was UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED previously known by another name?

Yes, UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED was previously known as NATIONAL NUCLEAR LABORATORY LIMITED, NEXIA SOLUTIONS LIMITED.

Does UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED own property in the UK?

Yes, UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED is listed as the proprietor of 9 properties in the HM Land Registry, located in North, North West.

What is the engineering related scientific and technical consulting activities sector like in the UK?

The dissolution rate for the engineering related scientific and technical consulting activities sector in the UK is 0.1%. The average company age in this sector is 6.4 years.

Is UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED still trading?

UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED is currently listed as "Active" on Companies House, indicating it is still a registered company. An "Active" status means the company has not been dissolved, struck off, or entered into liquidation.

What type of company is UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED?

UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED is registered as a Private Limited Company, which is a company limited by shares whose shares are not offered to the general public. It is the most common type of UK company, offering limited liability to its shareholders.

How old is UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED?

UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED was incorporated on 7 Oct 1999, making it 27 years old. The company remains active and in good standing.

What industry does UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED operate in?

UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED is classified under SIC code 71122 (Engineering related scientific and technical consulting activities). The Standard Industrial Classification system is used by the UK government to categorise businesses by their primary economic activity.

How much data is available on UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED?

We track 79 data signals from 13 official government sources for UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED.

Data verified: 12 Apr 2026 from 13 official sources · Data sourced from Ch Officers, Companies House, Contracts Finder, Environment Agency, FCA Register, Gateway to Research, Gender Pay Gap Service, HM Land Registry, ICO, Innovate UK, Modern Slavery Registry, Payment Practices, WHOIS and other official UK government databases. Verify on Companies House.