Filing status
- Accounts due
- 31 December 2026
- Last accounts
- 31 March 2025
- Conf. stmt due
- 28 October 2027
- Last conf. stmt
- 14 October 2026
Sentinel Fire & Security Systems Limited
- Incorporated
- 14 October 2008 (18 years)
- Previously known as
- Sentinel Security Systems Limited (until 23 January 2019)Abbeyvale Systems Limited (until 30 August 2011)This list may be incomplete. See all names on Companies House
- Industry
- Security systems service activities (80200)
- Directors
- John Michael Flynn
- Owned by
- John Michael Flynn
- Accounts type
- Total exemption full
- Region
- West Midlands
- Address
- 1A Lichfield RoadBurntwood GreenBurntwoodWS7 0HQ
Officers 1 active
Officer details are public data from the Companies House register.
Flynn, John Michael
Director · Appointed 6 April 2011
British
Born April 1950 (76)
Officer history (4 former)
19 April 2018
Resigned Hatton, Richard as Director
9 March 2017
Appointed Hatton, Richard as Director
27 February 2017
Resigned Tunnicliff, Piers Robinson as Director
23 June 2011
6 April 2011
Appointed Flynn, John Michael as Director
6 April 2011
Appointed Tunnicliff, Piers Robinson as Director
30 September 2010
Resigned Evans, Jane Anne as Secretary
14 October 2008
Appointed Evans, Jane Anne as Secretary
14 October 2008
Ownership 1 active
People and entities with significant control, from the Companies House PSC register
John Michael Flynn
Individual · Notified 6 April 2016
Owns 75–100% of shares
Holds 75–100% of voting rights
British
Born April 1950 (76)
Former controllers (1)
27 February 2017
Ceased Piers Robinson Tunnicliff — Owns 25–50% of shares
Financials
Balance sheet as at 31 March 2025 · total exemption full accounts
- Net Assets
- £49,310
- Cash
- £54,122
- Debt Ratio
- 84%
- Current Ratio
- 1.3x
Trend
Net Assets
Balance sheet detail
| 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | |
|---|---|---|---|---|---|---|
| Fixed Assets | £46,847 | £63,856 | £72,525 | £59,090 | £23,847 | £31,785 |
| Current Assets | £253,749 | £309,693 | £300,243 | £292,641 | £343,898 | £247,804 |
| Debtors | £190,102 | £166,714 | £143,731 | £205,420 | £275,225 | £211,010 |
| Cash | £54,122 | £112,979 | £144,512 | £77,366 | £60,789 | £22,129 |
| Creditors (< 1 year) | £199,730 | £248,226 | £318,146 | £264,011 | £286,625 | £243,470 |
| Creditors (> 1 year) | £46,246 | £60,289 | £74,813 | £70,583 | £59,332 | £25,086 |
| Net Current Assets | £54,019 | £61,467 | (£17,903) | £28,630 | £57,273 | £4,334 |
| Net Assets | £49,310 | £55,824 | (£30,862) | £9,217 | £20,776 | £8,733 |
| Shareholder Funds | £49,310 | £55,824 | (£30,862) | £9,217 | £20,776 | £8,733 |
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 30 October 2026 | Confirmation statement with updates | 14 October 2026 | ||
| 13 May 2026 | Registered office address changed | |||
| 13 May 2026 | Director's details changed | |||
| 26 March 2026 | Total exemption full accounts | 31 March 2025 | ||
| 4 November 2025 | Confirmation statement with updates | 14 October 2025 |
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