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The Nuclear Institute

The Nuclear Institute is an active company incorporated on 23 April 2008 with the registered office located in London, Greater London. The Nuclear Institute was registered 17 years ago.
Status
Active
Active since incorporation
Company No
06574762
Private Limited Company by guarantee without share capital, use of 'Limited' exemption
Age
17 years
Incorporated 23 April 2008
Size
Small
Turnover is under £15M
Balance sheet is under £7.5M
Confirmation
Submitted
Dated 12 August 2025 (2 months ago)
Next confirmation dated 12 August 2026
Due by 26 August 2026 (10 months remaining)
Last change occurred 8 years ago
Accounts
Submitted
For period 1 Jan31 Dec 2024 (1 year)
Accounts type is Full
Next accounts for period 31 December 2025
Due by 30 September 2026 (11 months remaining)
Address
C/O Sayer Vincent
110 Golden Lane
London
EC1Y 0TG
England
Address changed on 30 Jun 2025 (3 months ago)
Previous address was Invicta House 108-114 Golden Lane London EC1Y 0TL England
Telephone
02034754701
Email
Available in Endole App
People
Officers
18
Shareholders
-
Controllers (PSC)
1
Director • Chartered Accountant • British • Lives in England • Born in Nov 1971
Director • Ned • British • Lives in UK • Born in Sep 1991
Secretary
Secretary
Director • Ned • British • Lives in England • Born in Jun 1962
Shareholders, PSCs & Group Structure
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Mutual Companies
Northern Nuclear Alliance Limited
Kirsty Lauren Armer and Professor Adrian James Bull are mutual people.
Active
Rosehill ARTS Trust Limited
John Simon Clarke is a mutual person.
Active
Sellafield Limited
Nicola Jayne O'Keeffe is a mutual person.
Active
Avingtrans Plc
John Simon Clarke is a mutual person.
Active
Nuclear Restoration Services Limited
Dr Fiona Elizabeth Rayment is a mutual person.
Active
Corporate Risk Associates Limited
Jasbir Singh Sidhu is a mutual person.
Active
Rail Safety And Standards Board Limited
John Simon Clarke is a mutual person.
Active
N.I. Enterprises Limited
Nicola Jayne O'Keeffe is a mutual person.
Active
Brands
Nuclear Institute
The Nuclear Institute is a professional membership body for the nuclear sector, serving nuclear professionals across the UK.
Financials
Net Assets, Total Assets & Total Liabilities (2015–2024)
Period Ended
31 Dec 2024
For period 31 Dec31 Dec 2024
Traded for 12 months
Cash in Bank
£586.75K
Increased by £308.1K (+111%)
Turnover
£1.7M
Increased by £481.7K (+39%)
Employees
6
Same as previous period
Total Assets
£1.15M
Increased by £207.81K (+22%)
Total Liabilities
-£212.03K
Decreased by £62.2K (-23%)
Net Assets
£940.81K
Increased by £270.01K (+40%)
Debt Ratio (%)
18%
Decreased by 10.63% (-37%)
Latest Activity
Confirmation Submitted
15 Days Ago on 7 Oct 2025
Full Accounts Submitted
1 Month Ago on 11 Sep 2025
Registered Address Changed
3 Months Ago on 30 Jun 2025
Nicola Jayne O'keeffe Resigned
3 Months Ago on 25 Jun 2025
Mark Salisbury Resigned
3 Months Ago on 25 Jun 2025
Mrs Virginia Crosbie Appointed
10 Months Ago on 12 Dec 2024
Mr Robert Gofton Appointed
1 Year Ago on 30 Sep 2024
Professor Adrian James Bull Appointed
1 Year Ago on 30 Sep 2024
Ms Kirsty Lauren Armer Appointed
1 Year Ago on 30 Sep 2024
Ms Hannah Paterson Appointed
1 Year Ago on 30 Sep 2024
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Documents
Confirmation statement made on 12 August 2025 with no updates
Submitted on 7 Oct 2025
Full accounts made up to 31 December 2024
Submitted on 11 Sep 2025
Registered office address changed from Invicta House 108-114 Golden Lane London EC1Y 0TL England to C/O Sayer Vincent 110 Golden Lane London EC1Y 0TG on 30 June 2025
Submitted on 30 Jun 2025
Termination of appointment of Nicola Jayne O'keeffe as a director on 25 June 2025
Submitted on 26 Jun 2025
Termination of appointment of Mark Salisbury as a director on 25 June 2025
Submitted on 26 Jun 2025
Appointment of Mrs Virginia Crosbie as a director on 12 December 2024
Submitted on 13 Mar 2025
Termination of appointment of John Simon Clarke as a director on 30 September 2024
Submitted on 11 Mar 2025
Appointment of Ms Hannah Paterson as a director on 30 September 2024
Submitted on 11 Mar 2025
Appointment of Ms Kirsty Lauren Armer as a director on 30 September 2024
Submitted on 11 Mar 2025
Appointment of Professor Adrian James Bull as a director on 30 September 2024
Submitted on 11 Mar 2025
Repayment History
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