−£913k
vs Dec 2024Active09343496Private limited companyCardiff
COTTON MOUTON DIAGNOSTICS LTD
From public filings as at 31 Aug 2026; may contain errors or be out of date.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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What does Cotton Mouton Diagnostics Ltd sell?
Registered activity: Research and experimental development on biotechnology (SIC 72110). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
COTTON MOUTON DIAGNOSTICS LTD is an active private limited company (company number 09343496) incorporated on 5 December 2014, registered in Cardiff. Its registered activity is research and experimental development on biotechnology (SIC 72110). Latest small accounts cover the period ending 31 December 2025, showing net assets of −£913k and cash of £68k, with 7 employees on average. Net assets fell 52% on the prior period (−£600k). Across the last 3 periods on record the net-asset trend is falling.
Peer position · net assets
By net assets it sits in the bottom quarter of 2,418 comparable companies in the UK (median £1,000, upper quartile £92k).
02
Ownership and control
No active person with significant control is registered.
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
- 5 December 201411 yrs ago
- Next accounts due
- 30 September 2027in 339 days
- Confirmation statement due
- 19 December 2026in 54 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 72110
- Research and experimental development on biotechnology
- Accounts type
- Total Exemption Full
- Size band
- MicroCompanies Act thresholds
05
Financials
£68k
+544%vs Dec 2024Not reported
7
+17%vs Dec 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 December 2025 | −£913k | £68k | £130k | £227k | — | — | 7 |
| 31 December 2024 | −£600k | £11k | £83k | — | — | — | 6 |
| 31 December 2023 | −£485k | £5,103 | £65k | — | — | — | 6 |
Current ratio1.37Current assets ÷ creditors within one year
Cash per employee£9,755Cash ÷ 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 below zeroNet assets £-913,159 at 31 December 2025
- Net assets down 25% or more on the prior period-52.1% vs prior period
- Cash at bank of £50,000 or moreCash £68,288
- Three or more accounting periods on record3 periods on record
- Incorporated five or more years agoIncorporated 5 December 2014
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 339 days
- Confirmation statement duein 54 days
- Accounts period endNet liabilities £913k · small accounts
- Accounts period endNet liabilities £600k · small accounts
- Accounts period endNet liabilities £485k · small accounts
- Incorporated
08
Similar companies in Cardiff
- BIODEXA PHARMACEUTICALS PLCCardiff · inc. Sept 2014
- HUMAN HEALTH TECHNOLOGIES LTDNewport · inc. Jul 2014
- ARGONAUTE RNA LIMITEDCardiff · inc. Jul 2015
- AFON TECHNOLOGY LTDCaldicot · inc. Jul 2015
- TELONOSTIX LTD.Cardiff · inc. Oct 2015
- CALA PHARMA LIMITEDCardiff · inc. Nov 2015
All companies incorporated on 5 December 2014 · in Dec 2014.
09
Reminders for COTTON MOUTON DIAGNOSTICS LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.