OCON FIRE & SECURITY LIMITED
Company number 05977873 · Active · Milford Haven SA73 2AE
OCON FIRE & SECURITY LIMITED is an active private limited company (company number 05977873) incorporated on 25 October 2006, registered in Milford Haven. Its registered activity is other specialised construction activities n.e.c. (SIC 43999). Latest small accounts cover the period ending 31 October 2025, showing net assets of −£6,543 and cash of £16k, with 11 employees on average. Net assets fell 272% on the prior period (£3,805).
By net assets it sits in the bottom quarter of 289 comparable companies in Swansea (median £1,817, upper quartile £44k).
Key dates
- Incorporated
- 25 October 2006
- Next accounts due
- 31 July 2027 — in 282 days
- Confirmation statement due
- 8 November 2026 — in 17 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
Activity
- SIC 43999
- Other specialised construction activities n.e.c.
- Accounts type
- Total Exemption Full
- Size band
- Micro (Companies Act thresholds)
Financials — 2 periods on record, latest ending 31 October 2025
| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 October 2025 | −£6,543 | £16k | £190k | £287k | — | — | 11 |
| 31 October 2024 | £3,805 | — | £236k | £267k | — | — | 12 |
- Current ratio
- 0.87 — current liabilities exceed current assets
- Cash per employee
- £1,495
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.
Firmoscan score: 27/100 (grade E)
- -15 Negative net assets — Net assets £-6,543 at 2025-10-31
- -8 Net assets falling — -272.0% vs prior period
- -8 Current liabilities exceed current assets — Current ratio 0.87
- +8 Established — Incorporated 2006-10-25 (20 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 Vincent Thomson — owns 50–75% of shares · since 25 October 2016
- Mr Andrew Gwyn Davies — owns 25–50% of shares · since 25 October 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 Swansea
Same activity (other specialised construction activities n.e.c.), closest in incorporation date.
- J & L SCAFFOLDING (WALES) LIMITED — Swansea, inc. Sept 2006
- MARTIN TAFFETSAUFFER BUILDING & CIVIL ENGINEERING CONTRACTORS LTD — Swansea, inc. Sept 2006
- ROBERT BOWEN SITE SERVICE LTD. — Swansea, inc. Aug 2006
- M B WATSON LTD — Fishguard, inc. Aug 2006
- TREHARNE-JONES ASSOCIATES LIMITED — Carmarthenshire, inc. Jul 2006
- SEREN BUILDING SOLUTIONS LIMITED — Neath, inc. Mar 2007
All companies incorporated on 25 October 2006 · in Oct 2006.
Reminders for OCON FIRE & SECURITY LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.