£17k
+23%vs Dec 2024Active02515202Private limited companyWatford
SECURITY DESIGN & DEVELOPMENT LIMITED
B76/10001
Summary
SECURITY DESIGN & DEVELOPMENT LIMITED is an active private limited company (company number 02515202) incorporated on 25 June 1990, registered in Watford. Its registered activity is other business support service activities n.e.c. (SIC 82990). Latest micro accounts cover the period ending 31 December 2025, showing net assets of £17k, with 3 employees on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets rose 23% on the prior period (£14k).
Peer position · net assets
By net assets it sits in the upper half of 13,419 comparable companies in Greater London (median £2,057, upper quartile £38k).
02
Key dates
- Incorporated
- 25 June 199036 yrs ago
- Next accounts due
- 30 September 2027in 343 days
- Confirmation statement due
- 9 July 2027in 260 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
03
Activity
- SIC 82990
- Other business support service activities n.e.c.
- Accounts type
- Micro Entity
- Size band
- MicroCompanies Act thresholds
04
Financials
Not reported
Not disclosed
3
−25%vs Dec 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 December 2025 | £17k | — | — | — | — | — | 3 |
| 31 December 2024 | £14k | — | — | — | — | — | 4 |
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.
05
Firmoscan score
76 / 100 · grade B
| 50 | Starting scoreEvery scored company starts here |
| +10 | Positive net assetsNet assets £16,745 at 2025-12-31 |
| +8 | Net assets growing+23.1% vs prior period |
| +8 | EstablishedIncorporated 1990-06-25 (36 years) |
| 76 | Score, grade B |
A transparent, rules-based score from filed data only: every point lists its evidence. It is not a credit rating or advice. How the score is computed.
06
Ownership and control
- Matthew Charles Dean
- owns 75–100% of shares
- holds 75–100% of voting rights
- can appoint or remove directors
- Donald James Syme
- owns 25–50% of shares
- holds 25–50% of voting rights
- Mr John Ingledow
- owns 25–50% of shares
- holds 25–50% of voting rights
Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents.
07
Timeline
- Next accounts duein 343 days
- Confirmation statement duein 260 days
- Accounts period endNet assets £17k · micro accounts
- Accounts period endNet assets £14k · micro accounts
- Incorporated
08
Similar companies in Greater London
- DR RECKEWEG (UK) LIMITEDGravesend · inc. Jun 1990
- MAREN TRADING LIMITEDHampton · inc. Jul 1990
- SPIDER LTDBromley · inc. Jul 1990
- REPSUITE LIMITEDEpsom · inc. Jun 1990
- EUROPA BUSINESS SERVICES (UK) LIMITEDWembley · inc. May 1990
- THE PRINTING SERVICES CENTRE LIMITEDKent · inc. May 1990
All companies incorporated on 25 June 1990 · in Jun 1990.
09
Reminders for SECURITY DESIGN & DEVELOPMENT LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.