£107k
+1%vs Nov 2024Active02766500Private limited companyLondon
OPTOSIGNAL LIMITED
Significant control: Anne Jean Gibson Barnard (25–50%), Maxim Samuel Frederick Barnard (25–50%)
From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms
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Registered activity: Other research and experimental development on natural sciences and engineering (SIC 72190). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
OPTOSIGNAL LIMITED is an active private limited company (company number 02766500) incorporated on 20 November 1992, registered in London. Its registered activity is other research and experimental development on natural sciences and engineering (SIC 72190). Latest small accounts cover the period ending 30 November 2025, showing net assets of £107k and cash of £623, with 1 employee on average. Net assets rose 1% on the prior period (£106k).
Peer position · net assets
By net assets it sits in the top quarter of 654 comparable companies in London (median £101, upper quartile £41k).
02
Ownership and control
- Mrs Anne Jean Gibson Barnard
- owns 25–50% of shares
- Mr Maxim Samuel Frederick Barnard
- owns 25–50% of shares
Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents. Directors and secretaries: see the officers list at Companies House.
03
Key dates
- Incorporated
- 20 November 199233 yrs ago
- Next accounts due
- 30 August 2027in 310 days
- Confirmation statement due
- 4 December 2026in 41 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 72190
- Other research and experimental development on natural sciences and engineering
- Accounts type
- Total Exemption Full
- Size band
- MicroCompanies Act thresholds
05
Financials
£623
−98%vs Nov 2024Not reported
1
No changevs Nov 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 30 November 2025 | £107k | £623 | £108k | — | — | — | 1 |
| 30 November 2024 | £106k | £25k | £109k | — | — | — | 1 |
Cash per employee£623Cash ÷ average employees
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.
06
Filing and accounts signals
- Net assets above zeroNet assets £107,222 at 30 November 2025
- Incorporated five or more years agoIncorporated 20 November 1992
Neutral facts read from the register and filed accounts, each with its evidence. They are not a rating, a prediction or advice, and may be incomplete or out of date. How each signal is derived.
07
Timeline
- Next accounts duein 310 days
- Confirmation statement duein 41 days
- Accounts period endNet assets £107k · small accounts
- Accounts period endNet assets £106k · small accounts
- Incorporated
08
Similar companies in London
- ELEMENT MATERIALS TECHNOLOGY ANALYTICAL SERVICES LIMITEDLondon · inc. Oct 1992
- UCL VENTURES LIMITEDLondon · inc. Jan 1993
- HAMMERSMITH MEDICINES RESEARCH LIMITEDLondon · inc. Jan 1993
- UK WATER INDUSTRY RESEARCH LIMITEDLondon · inc. Oct 1993
- TURBO DESIGN TECHNOLOGY LIMITEDLondon · inc. Nov 1993
- BRITISH PHARMACOLOGICAL SOCIETYLondon · inc. Nov 1993
All companies incorporated on 20 November 1992 · in Nov 1992.
09
Reminders for OPTOSIGNAL LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.