Filing status
- Accounts due
- 31 May 2027
- Last accounts
- 31 August 2025
- Conf. stmt due
- 31 December 2026
- Last conf. stmt
- 17 December 2025
Cornerstone Fire Systems Limited
- Incorporated
- 17 December 1996 (29 years)
- Previously known as
- Triangle Integrated Services Limited (until 1 August 2017)
- Industry
- Electrical installation (43210)
- Directors
- Accounts type
- Total exemption full
- Region
- East of England
- Address
- Building 16Gateway 1000 Whittle WayArlington Business ParkStevenageSG1 2FP
Charges
- Total
- 1
- Outstanding
- 0
- Part satisfied
- 0
- Satisfied
- 1
Officers 2 active
Officer details are public data from the Companies House register.
Director · Appointed 1 September 2019
British
Born December 1970 (55)
Director · Appointed 5 March 2015
British
Born March 1972 (54)
Officer history (10 former)
25 March 2026
Resigned Hailes, Terence James as Secretary
25 March 2026
2 January 2020
1 September 2019
23 July 2015
Appointed Hailes, Terence James as Secretary
13 May 2015
Resigned Boorman, Peter Arthur as Director
13 May 2015
Resigned Boorman, Peter Arthur as Secretary
5 March 2015
5 March 2015
24 September 2004
Resigned Neil, Jeffrey Steven as Director
3 March 2003
Resigned Neil, Jeffrey Steven as Secretary
3 March 2003
Appointed Boorman, Peter Arthur as Secretary
1 July 1999
Appointed Boorman, Peter Arthur as Director
7 June 1999
Resigned Butt, John William as Director
3 January 1997
Appointed Butt, John William as Director
3 January 1997
Appointed Neil, Jeffrey Steven as Secretary
3 January 1997
Appointed Neil, Jeffrey Steven as Director
3 January 1997
3 January 1997
3 January 1997
17 December 1996
17 December 1996
Ownership 1 active
People and entities with significant control, from the Companies House PSC register
Corporate entity · Notified 23 December 2021
Owns 75–100% of shares
Holds 75–100% of voting rights
Limited Company
Reg. no. 09262097
Former controllers (1)
23 December 2021
Group structure 6 companies
Ownership group derived from the Companies House PSC register
Cornerstone Asset Protection Limited Owns 75–100% of shares
Cornerstone Fire Systems Limited This company Owns 75–100% of shares
Cornerstone Security Systems Ltd Owns 75–100% of shares
Elite Integrated Security Ltd Owns 75–100% of shares
Firemaster Alarms Limited Owns 75–100% of shares
Financials
Balance sheet as at 31 August 2025 · total exemption full accounts
- Net Assets
- £237,290
- Cash
- £57,568
- Employees
- 18
- Debt Ratio
- 76%
- Current Ratio
- 1.3x
Trend
Net Assets
Balance sheet detail
| 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|---|---|
| Fixed Assets | £10,564 | £8,987 | £16,402 | £26,326 | £20,491 | £27,812 | £10,811 |
| Current Assets | £996,384 | £829,002 | £925,331 | £619,579 | £496,455 | £579,197 | £631,031 |
| Debtors | £905,834 | £491,376 | £860,286 | £547,383 | £406,767 | £434,992 | £301,738 |
| Cash | £57,568 | £206,784 | £40,830 | £51,621 | £75,578 | £44,677 | £264,120 |
| Creditors (< 1 year) | £769,658 | £611,317 | £726,300 | £467,732 | £341,361 | £440,803 | £511,948 |
| Creditors (> 1 year) | £2,252 | £3,313 | £10,364 | ||||
| Net Current Assets | £226,726 | £217,685 | £199,031 | £151,847 | £155,094 | £138,394 | £119,083 |
| Net Assets | £237,290 | £226,672 | £215,433 | £175,921 | £172,272 | £155,842 | £129,894 |
| Shareholder Funds | £237,290 | £226,672 | £215,433 | £175,921 | £172,272 | £155,842 | £129,894 |
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 29 May 2026 | Total exemption full accounts | 31 August 2025 | ||
| 10 April 2026 | Termination of appointment of a secretary | |||
| 10 April 2026 | Termination of appointment of a director | |||
| 27 January 2026 | Confirmation statement with no updates | 17 December 2025 | ||
| 28 May 2025 | Total exemption full accounts | 31 August 2024 |
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