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Sentinel Engineering Limited
Sentinel Engineering Limited is an active company incorporated on 13 March 2019 with the registered office located in London, Greater London. Sentinel Engineering Limited was registered 6 years ago.
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Status
Active
Active since
incorporation
Company No
11878958
Private limited company
Age
6 years
Incorporated
13 March 2019
Size
Micro
Turnover is under
£1M
Under
10 employees
Confirmation
Submitted
Dated
13 March 2025
(5 months ago)
Next confirmation dated
13 March 2026
Due by
27 March 2026
(6 months remaining)
No changes
occurred since incorporation
Accounts
Submitted
For period
1 Nov
⟶
31 Dec 2024
(1 year 2 months)
Accounts type is
Small
Next accounts for period
31 December 2025
Due by
30 September 2026
(1 year remaining)
Learn more about Sentinel Engineering Limited
Contact
Address
Nova South
160 Victoria Street
London
SW1E 5LB
United Kingdom
Address changed on
24 Mar 2025
(5 months ago)
Previous address was
Companies in SW1E 5LB
Telephone
01920 871734
Email
Unreported
Website
Silentsentinel.com
See All Contacts
People
Officers
3
Shareholders
1
Controllers (PSC)
1
Simon Ross Smith
Director • Accountant • British • Lives in UK • Born in Jul 1981
Katherine ANN Maher
Director • American • Lives in United States • Born in Oct 1982
David England
Secretary
The Silent Sentinel Group Limited
PSC
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Shareholders, PSCs & Group Structure
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Mutual Companies
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Simon Ross Smith and Katherine ANN Maher are mutual people.
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Barrett Europe Limited
Simon Ross Smith and Katherine ANN Maher are mutual people.
Active
Airwave Solutions Limited
Simon Ross Smith and Katherine ANN Maher are mutual people.
Active
Silent Sentinel Limited
Simon Ross Smith and Katherine ANN Maher are mutual people.
Active
3TC Software Limited
Simon Ross Smith and Katherine ANN Maher are mutual people.
Active
Motorola Solutions Finance Emea Limited
Simon Ross Smith and Katherine ANN Maher are mutual people.
Active
CRFS Limited
Simon Ross Smith and Katherine ANN Maher are mutual people.
Active
Guardian Digital Communications Limited
Simon Ross Smith and Katherine ANN Maher are mutual people.
Active
See All Mutual Companies
Financials
Net Assets, Total Assets & Total Liabilities (2019–2024)
Period Ended
31 Dec 2024
For period
31 Oct
⟶
31 Dec 2024
Traded for
14 months
Cash in Bank
£1.33K
Increased by £1.27K (+2188%)
Turnover
Unreported
Same as previous period
Employees
Unreported
Same as previous period
Total Assets
£1.16M
Increased by £122.27K (+12%)
Total Liabilities
-£243.9K
Decreased by £498.92K (-67%)
Net Assets
£916.33K
Increased by £621.19K (+210%)
Debt Ratio (%)
21%
Decreased by 50.54% (-71%)
See 10 Year Full Financials
Latest Activity
Small Accounts Submitted
4 Months Ago on 16 Apr 2025
Confirmation Submitted
5 Months Ago on 26 Mar 2025
Registers Moved To Inspection Address
5 Months Ago on 24 Mar 2025
Inspection Address Changed
5 Months Ago on 24 Mar 2025
Mr Simon Ross Smith Details Changed
1 Year Ago on 12 Aug 2024
Accounting Period Extended
1 Year 1 Month Ago on 24 Jul 2024
Small Accounts Submitted
1 Year 2 Months Ago on 3 Jul 2024
Accounting Period Shortened
1 Year 2 Months Ago on 19 Jun 2024
Accounting Period Extended
1 Year 3 Months Ago on 23 May 2024
Confirmation Submitted
1 Year 5 Months Ago on 3 Apr 2024
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Documents
Accounts for a small company made up to 31 December 2024
Submitted on 16 Apr 2025
Confirmation statement made on 13 March 2025 with no updates
Submitted on 26 Mar 2025
Register(s) moved to registered inspection location Computershare Governance Services the Pavilions Bridgwater Road Bristol BS13 8FD
Submitted on 24 Mar 2025
Register inspection address has been changed to Computershare Governance Services the Pavilions Bridgwater Road Bristol BS13 8FD
Submitted on 24 Mar 2025
Director's details changed for Mr Simon Ross Smith on 12 August 2024
Submitted on 19 Dec 2024
Current accounting period extended from 31 October 2024 to 31 December 2024
Submitted on 24 Jul 2024
Accounts for a small company made up to 31 October 2023
Submitted on 3 Jul 2024
Previous accounting period shortened from 31 December 2023 to 31 October 2023
Submitted on 19 Jun 2024
Previous accounting period extended from 31 October 2023 to 31 December 2023
Submitted on 23 May 2024
Confirmation statement made on 12 March 2024 with no updates
Submitted on 3 Apr 2024
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Repayment History
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