−£457k
1 period on recordActive16035416Private limited companyLondon
METHANOX LIMITED
Significant control: Prosemino Limited (significant control), Patrick Linden Cullen (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From public filings as at 31 Aug 2026; may contain errors or be out of date.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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What does Methanox Limited sell?
Registered activity: Technical testing and analysis (SIC 71200). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
METHANOX LIMITED is an active private limited company (company number 16035416) incorporated on 22 October 2024, registered in London. Its registered activity is technical testing and analysis (SIC 71200). Latest small accounts cover the period ending 31 December 2025, showing net assets of −£457k and cash of £357k, with 4 employees on average.
Peer position · net assets
By net assets it sits in the bottom quarter of 267 comparable companies in London (median £2,920, upper quartile £38k).
02
Ownership and control
- Prosemino Limited
- has significant influence or control
- Dr Patrick Linden Cullen
- 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. Directors and secretaries: see the officers list at Companies House.
03
Key dates
- Incorporated
- 22 October 20242 yrs ago
- Next accounts due
- 30 September 2027in 340 days
- Confirmation statement due
- 5 November 2026in 11 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 71200
- Technical testing and analysis
- SIC 72190
- Other research and experimental development on natural sciences and engineering
- Accounts type
- Total Exemption Full
- Size band
- MicroCompanies Act thresholds
05
Financials
£357k
1 period on recordNot reported
4
1 period on record| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 December 2025 | −£457k | £357k | £119k | £36k | — | — | 4 |
Current ratio13.31Current assets ÷ creditors within one year
Cash per employee£89kCash ÷ 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 £-456,878 at 31 December 2025
- Current assets at least 1.5× creditors within one yearCurrent ratio 13.31
- Cash at bank of £50,000 or moreCash £357,282
- Incorporated less than two years agoIncorporated 22 October 2024; no accounts due yet
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 340 days
- Confirmation statement duein 11 days
- Accounts period endNet liabilities £457k · small accounts
- Incorporated
08
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All companies incorporated on 22 October 2024 · in Oct 2024.
09
Reminders for METHANOX LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.