DOS SECURITY SYSTEMS LTD
Company number 12428665 · Active · Hassocks BN6 9AT
DOS SECURITY SYSTEMS LTD is an active private limited company (company number 12428665) incorporated on 28 January 2020, registered in Hassocks. Its registered activity is business and domestic software development (SIC 62012). Latest micro accounts cover the period ending 31 May 2025, showing net assets of £2,661, with 1 employee on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets rose 2% on the prior period (£2,600).
By net assets it sits in the upper half of 573 comparable companies in Brighton (median £898, upper quartile £27k).
Key dates
- Incorporated
- 28 January 2020
- Next accounts due
- 28 February 2027 — in 133 days
- Confirmation statement due
- 11 February 2027 — in 116 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
Activity
- SIC 62012
- Business and domestic software development
- SIC 80200
- Security systems service activities
- Accounts type
- Micro Entity
- Size band
- Micro (Companies Act thresholds)
Financials — 2 periods on record, latest ending 31 May 2025
| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 May 2025 | £2,661 | — | — | £19k | — | — | 1 |
| 31 May 2024 | £2,600 | — | — | £0 | — | — | 2 |
- Current ratio
- 1.14
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing; micro-entity accounts contain no profit and loss account.
Firmoscan score: 68/100 (grade B)
- +10 Positive net assets — Net assets £2,661 at 2025-05-31
- +8 Established — Incorporated 2020-01-28 (7 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
- Safak Avci — owns 75–100% of shares; holds 75–100% of voting rights; can appoint or remove directors · since 28 January 2020
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 Brighton
Same activity (business and domestic software development), closest in incorporation date.
- THE SIGNAL APP LTD — Hove, inc. Jan 2020
- SLOTH SOFTWARE LTD — Brighton, inc. Feb 2020
- BS EXCHANGE LIMITED — Eastbourne, inc. Jan 2020
- EXPERT SOFTWARE SERVICES LTD — Brighton, inc. Feb 2020
- PRSNT LTD — Keymer, inc. Dec 2019
- ATR & PARTNERS LIMITED — Hailsham, inc. Dec 2019
Reminders for DOS SECURITY SYSTEMS LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.