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Submarine Technology Limited

Submarine Technology Limited is an active company incorporated on 8 February 1979 with the registered office located in Aberdeen, City of Aberdeen. Submarine Technology Limited was registered 46 years ago.
Status
Active
Active since 17 years ago
Company No
SC067048
Private limited company
Scottish Company
Age
46 years
Incorporated 8 February 1979
Size
Micro
Turnover is under £1M
Balance sheet is under £500,000
Under 10 employees
Confirmation
Submitted
Dated 13 August 2025 (24 days ago)
Next confirmation dated 13 August 2026
Due by 27 August 2026 (11 months remaining)
Last change occurred 5 years ago
Accounts
Submitted
For period 1 Apr ⟶ 31 Mar 2024 (1 year)
Accounts type is Small
Next accounts for period 31 March 2025
Due by 31 December 2025 (3 months remaining)
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Contact
Address
1 East Craibstone Street
Aberdeen
Aberdeenshire
AB11 6YQ
Same address for the past 28 years
Telephone
Unreported
Email
Unreported
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People
Officers
3
Shareholders
3
Controllers (PSC)
1
Dr David William Kirkley
Director • British • Lives in Britain • Born in Jul 1938
Mr Peter Glen Back
Director • British • Lives in England • Born in Jun 1967
Mr Christopher John Hallett
Secretary • British • Born in Aug 1951
Oceantech Limited
PSC
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Shareholders, PSCs & Group Structure
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Mutual Companies
Oceantech Limited
Mr Christopher John Hallett and Dr David William Kirkley are mutual people.
Active
Oceantech Marine Limited
Mr Christopher John Hallett and Dr David William Kirkley are mutual people.
Active
Oceantech-Datawatt Limited
Mr Christopher John Hallett and Dr David William Kirkley are mutual people.
Active
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Brands
Submarine Technology Limited
Submarine Technology Limited is a consultancy and engineering firm specializing in offshore engineering, research and development, and solutions for the subsea industry.
Financials
Net Assets, Total Assets & Total Liabilities (2015–2024)
Period Ended
31 Mar 2024
For period 31 Mar ⟶ 31 Mar 2024
Traded for 12 months
Cash in Bank
£40.36K
Increased by £1.68K (+4%)
Turnover
Unreported
Same as previous period
Employees
4
Decreased by 1 (-20%)
Total Assets
£3.94M
Increased by £203.21K (+5%)
Total Liabilities
-£3.61M
Increased by £337.84K (+10%)
Net Assets
£335.16K
Decreased by £134.63K (-29%)
Debt Ratio (%)
91%
Increased by 4.06% (+5%)
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Latest Activity
Confirmation Submitted
4 Days Ago on 2 Sep 2025
Small Accounts Submitted
7 Months Ago on 14 Jan 2025
Confirmation Submitted
1 Year Ago on 14 Aug 2024
Small Accounts Submitted
1 Year 8 Months Ago on 10 Jan 2024
Confirmation Submitted
2 Years Ago on 15 Aug 2023
Small Accounts Submitted
2 Years 8 Months Ago on 10 Jan 2023
Confirmation Submitted
3 Years Ago on 26 Aug 2022
Small Accounts Submitted
3 Years Ago on 29 Dec 2021
Confirmation Submitted
4 Years Ago on 25 Aug 2021
Oceantech Limited (PSC) Details Changed
7 Years Ago on 10 Apr 2018
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Documents
Statement of capital following an allotment of shares on 14 February 2025
Submitted on 2 Sep 2025
Confirmation statement made on 13 August 2025 with no updates
Submitted on 2 Sep 2025
Change of details for Oceantech Limited as a person with significant control on 10 April 2018
Submitted on 18 Feb 2025
Accounts for a small company made up to 31 March 2024
Submitted on 14 Jan 2025
Confirmation statement made on 13 August 2024 with no updates
Submitted on 14 Aug 2024
Accounts for a small company made up to 31 March 2023
Submitted on 10 Jan 2024
Confirmation statement made on 13 August 2023 with no updates
Submitted on 15 Aug 2023
Accounts for a small company made up to 31 March 2022
Submitted on 10 Jan 2023
Confirmation statement made on 13 August 2022 with no updates
Submitted on 26 Aug 2022
Accounts for a small company made up to 31 March 2021
Submitted on 29 Dec 2021
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Repayment History
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