SYSTEM DEPENDABILITY LIMITED
Company number 06462748 · Active · Surrey GU9 0LE
SYSTEM DEPENDABILITY LIMITED is an active private limited company (company number 06462748) incorporated on 3 January 2008, registered in Surrey. Its registered activity is engineering related scientific and technical consulting activities (SIC 71122). Latest micro accounts cover the period ending 31 October 2025, showing net assets of £139, with 2 employees on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets fell 94% on the prior period (£2,191).
By net assets it sits in the lower half of 410 comparable companies in Surrey (median £9,071, upper quartile £41k).
Key dates
- Incorporated
- 3 January 2008
- Next accounts due
- 31 July 2027 — in 286 days
- Confirmation statement due
- 17 January 2027 — in 91 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
Activity
- SIC 71122
- Engineering related scientific and technical consulting activities
- Accounts type
- Micro Entity
- 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 | £139 | — | — | £18k | — | — | 2 |
| 31 August 2024 | £2,191 | — | — | £14k | — | — | 2 |
- Current ratio
- 1.01
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: 60/100 (grade C)
- +10 Positive net assets — Net assets £139 at 2025-10-31
- -8 Net assets falling — -93.7% vs prior period
- +8 Established — Incorporated 2008-01-03 (19 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 Marek Maciej Werenowski — owns 50–75% of shares · since 3 January 2017
- Mrs Susan Werenowski — owns 25–50% of shares · since 3 January 2017
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 Surrey
Same activity (engineering related scientific and technical consulting activities), closest in incorporation date.
- WHITBY CONTRACTS LIMITED — Burgess Hill, inc. Dec 2007
- ACSYS DESIGN LIMITED — Hampshire, inc. Oct 2007
- HUMANOMIX LIMITED — Windlesham, inc. Oct 2007
- PEREGA LIMITED — Guildford, inc. Sept 2007
- JAMES ENGINEERING SERVICES LTD — Woking, inc. May 2008
- DIGITAL FIELD MODELLING LIMITED — Guildford, inc. Aug 2007
Reminders for SYSTEM DEPENDABILITY LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.