−£115k
vs Mar 2024ActiveSC276546Private limited companyDunfermline
SONIS SMART SECURITY LIMITED
D40/100From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms
01
Summary
SONIS SMART SECURITY LIMITED is an active private limited company (company number SC276546) incorporated on 26 November 2004, registered in Dunfermline. Its registered activity is other professional, scientific and technical activities n.e.c. (SIC 74909). Latest small accounts cover the period ending 31 March 2025, showing net assets of −£115k and cash of £775, with 4 employees on average. Net assets fell 352% on the prior period (−£25k).
Peer position · net assets
By net assets it sits in the bottom quarter of 7,714 comparable companies in Other (median £6,373, upper quartile £46k).
02
Key dates
- Incorporated
- 26 November 200421 yrs ago
- Next accounts due
- 31 December 2026in 70 days
- Confirmation statement due
- 10 December 2026in 49 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
03
Activity
- SIC 74909
- Other professional, scientific and technical activities n.e.c.
- Accounts type
- Total Exemption Full
- Size band
- MicroCompanies Act thresholds
04
Financials
£775
−96%vs Mar 2024Not reported
4
−20%vs Mar 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 March 2025 | −£115k | £775 | £278k | — | — | −£89k | 4 |
| 31 March 2024 | −£25k | £20k | £271k | — | — | −£100k | 5 |
| 31 March 2023 | — | — | — | — | — | — | — |
Cash per employee£194Cash ÷ average employees
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.
05
Firmoscan score
40 / 100 · grade D
| 50 | Starting scoreEvery scored company starts here |
| −15 | Negative net assetsNet assets £-114,532 at 2025-03-31 |
| −8 | Net assets falling-352.0% vs prior period |
| +5 | Multi-year filing history3 periods on record |
| +8 | EstablishedIncorporated 2004-11-26 (22 years) |
| 40 | Score, grade D |
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
- Mr William Thomas Marr
- has significant influence or control
- Scottish Enterprise
- owns 25–50% of shares
- Mrs Anne Marr
- 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 70 days
- Confirmation statement duein 49 days
- Accounts period endNet liabilities £115k · small accounts
- Accounts period endNet liabilities £25k · small accounts
- Accounts period end
- Incorporated
08
Similar companies in the UK
- CRITICAL INFRASTRUCTURE ENGINEERING LTD.Ludlow · inc. Nov 2004
- JMC PROJECTS LIMITEDWisbech · inc. Nov 2004
- AGNITO UK LIMITEDCirencester · inc. Nov 2004
- LOCAL TRANSPORT PROJECTS LIMITEDEast Yorkshire · inc. Nov 2004
- GENERATE LIMITEDYork · inc. Nov 2004
- WILSON-PETCH LIMITEDRichmond · inc. Dec 2004
All companies incorporated on 26 November 2004 · in Nov 2004.
09
Reminders for SONIS SMART SECURITY LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.