FUNCTION SECURITY LIMITED
Company number 05196325 · Active · St. Albans AL1 3RD
FUNCTION SECURITY LIMITED is an active private limited company (company number 05196325) incorporated on 3 August 2004, registered in St. Albans. Its registered activity is private security activities (SIC 80100). Latest small accounts cover the period ending 30 November 2025, showing net assets of −£24k and cash of £3,474, with 2 employees on average. Net assets rose 6% on the prior period (−£25k). Across the last 3 periods on record the net-asset trend is volatile.
By net assets it sits in the bottom quarter of 68 comparable companies in Hertfordshire (median £1,507, upper quartile £32k).
Key dates
- Incorporated
- 3 August 2004
- Next accounts due
- 30 August 2027 — in 318 days
- Confirmation statement due
- 17 August 2027 — in 305 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
Activity
- SIC 80100
- Private security activities
- Accounts type
- Total Exemption Full
- Size band
- Micro (Companies Act thresholds)
Financials — 3 periods on record, latest ending 30 November 2025
| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 30 November 2025 | −£24k | £3,474 | — | £30k | — | — | 2 |
| 30 November 2024 | −£25k | £2,252 | — | £27k | — | — | 2 |
| 30 November 2023 | −£18k | £4,041 | — | £20k | — | — | 2 |
- Current ratio
- 0.21 — current liabilities exceed current assets
- Cash per employee
- £1,737
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.
Firmoscan score: 40/100 (grade D)
- -15 Negative net assets — Net assets £-23,794 at 2025-11-30
- -8 Current liabilities exceed current assets — Current ratio 0.21
- +5 Multi-year filing history — 3 periods on record
- +8 Established — Incorporated 2004-08-03 (22 years)
A transparent, rules-based score from filed data only: every point lists its evidence. It is not a credit rating or advice.
Ownership and control
- Mr Mark Andrew Tidey — owns 75–100% of shares; holds 75–100% of voting rights; can appoint or remove directors · since 6 April 2016
Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents.
Similar companies in Hertfordshire
Same activity (private security activities), closest in incorporation date.
- REASSURANCE SECURITY SERVICES LIMITED — Hatfield, inc. Jul 2003
- CUSTOM SECURITY GROUP LIMITED — Hertford, inc. Sept 2005
- Q & A SECURITY LTD — Stevenage, inc. Apr 2006
- ALPHA-ONE SECURITY SERVICES LIMITED — Biggleswade, inc. Jun 2006
- HENDERSON RISK LIMITED — Royston, inc. Apr 2002
- LOCATION SECURE LTD — Stevenage, inc. Jun 2007
Reminders for FUNCTION SECURITY LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.