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Isolated Systems Limited

Isolated Systems Limited is an active company incorporated on 8 May 1970 with the registered office located in Heanor, Derbyshire. Isolated Systems Limited was registered 55 years ago.
Status
Active
Active since incorporation
Company No
00979107
Private limited company
Age
55 years
Incorporated 8 May 1970
Size
Small
Turnover is under £15M
Balance sheet is under £7.5M
Confirmation
Submitted
Dated 26 June 2025 (4 months ago)
Next confirmation dated 26 June 2026
Due by 10 July 2026 (7 months remaining)
Last change occurred 2 years 4 months ago
Accounts
Submitted
For period 1 Jun31 May 2024 (1 year)
Accounts type is Group
Next accounts for period 31 May 2025
Due by 28 February 2026 (3 months remaining)
Address
Isolated Systems Ltd Adams Close
Heanor Gate Industrial Estate
Heanor
Derbyshire
DE75 7SW
Same address for the past 12 years
Telephone
01773761226
Email
Available in Endole App
People
Officers
7
Shareholders
4
Controllers (PSC)
1
Director • Secretary • British • Lives in UK • Born in Dec 1939
Director • English • Lives in England • Born in May 1964
Director • British • Lives in England • Born in Nov 1972
Director • British • Lives in England • Born in May 1941
Director • British • Lives in England • Born in Sep 1966
Shareholders, PSCs & Group Structure
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Mutual Companies
Prilex Limited
ANN Irene Colebrook, David Arthur Colebrook, and 1 more are mutual people.
Active
MCL Unitex Limited
ANN Irene Colebrook, David Arthur Colebrook, and 1 more are mutual people.
Active
Airmark Systems Limited
ANN Irene Colebrook and John James Colebrook are mutual people.
Active
I S L Shield Ltd
David Arthur Colebrook is a mutual person.
Active
Brands
ISL - Isolated Systems Limited
ISL - Isolated Systems Limited provides industrial noise, vibration, and thermal management solutions.
Financials
Net Assets, Total Assets & Total Liabilities (2015–2024)
Period Ended
31 May 2024
For period 31 May31 May 2024
Traded for 12 months
Cash in Bank
£3.84M
Increased by £156.45K (+4%)
Turnover
£6.1M
Decreased by £993.37K (-14%)
Employees
52
Decreased by 9 (-15%)
Total Assets
£7.18M
Increased by £394.89K (+6%)
Total Liabilities
-£1.45M
Decreased by £22.04K (-1%)
Net Assets
£5.74M
Increased by £416.92K (+8%)
Debt Ratio (%)
20%
Decreased by 1.5% (-7%)
Latest Activity
Confirmation Submitted
3 Months Ago on 29 Jul 2025
Group Accounts Submitted
8 Months Ago on 3 Mar 2025
Confirmation Submitted
1 Year 4 Months Ago on 26 Jun 2024
Group Accounts Submitted
1 Year 8 Months Ago on 29 Feb 2024
Confirmation Submitted
2 Years 4 Months Ago on 30 Jun 2023
Full Accounts Submitted
2 Years 8 Months Ago on 27 Feb 2023
Confirmation Submitted
3 Years Ago on 17 Jun 2022
Full Accounts Submitted
3 Years Ago on 24 Feb 2022
Confirmation Submitted
4 Years Ago on 25 Jun 2021
Full Accounts Submitted
4 Years Ago on 19 Apr 2021
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Documents
Confirmation statement made on 26 June 2025 with no updates
Submitted on 29 Jul 2025
Group of companies' accounts made up to 31 May 2024
Submitted on 3 Mar 2025
Confirmation statement made on 26 June 2024 with no updates
Submitted on 26 Jun 2024
Group of companies' accounts made up to 31 May 2023
Submitted on 29 Feb 2024
Confirmation statement made on 30 June 2023 with updates
Submitted on 30 Jun 2023
Total exemption full accounts made up to 31 May 2022
Submitted on 27 Feb 2023
Confirmation statement made on 17 June 2022 with updates
Submitted on 17 Jun 2022
Total exemption full accounts made up to 31 May 2021
Submitted on 24 Feb 2022
Confirmation statement made on 14 June 2021 with no updates
Submitted on 25 Jun 2021
Total exemption full accounts made up to 31 May 2020
Submitted on 19 Apr 2021
Repayment History
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