£12k
+40%vs Mar 2024Active03337616Private limited companyRomford
SUBCARBON LIMITED
Significant control: Geoffrey Alexander Allen (75–100%)
From public filings as at 31 Aug 2026; may contain errors or be out of date.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 business support service activities n.e.c. (SIC 82990). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
SUBCARBON LIMITED is an active private limited company (company number 03337616) incorporated on 21 March 1997, registered in Romford. Its registered activity is other business support service activities n.e.c. (SIC 82990). Latest micro accounts cover the period ending 31 March 2025, showing net assets of £12k, with 1 employee on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets rose 40% on the prior period (£8,794).
Peer position · net assets
By net assets it sits in the upper half of 13,419 comparable companies in Greater London (median £2,057, upper quartile £38k).
02
Ownership and control
- Mr Geoffrey Alexander Allen
- owns 75–100% of shares
- holds 75–100% of voting rights
- can appoint or remove directors
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
- 21 March 199729 yrs ago
- Next accounts due
- 31 December 2026in 69 days
- Confirmation statement due
- 4 April 2027in 163 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 82990
- Other business support service activities n.e.c.
- Accounts type
- Micro Entity
- Size band
- MicroCompanies Act thresholds
05
Financials
Not reported
Not disclosed
1
No changevs Mar 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 March 2025 | £12k | — | — | £12k | — | — | 1 |
| 31 March 2024 | £8,794 | — | — | £3,855 | — | — | 1 |
Current ratio1.03Current assets ÷ creditors within one year
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.
06
Filing and accounts signals
- Net assets above zeroNet assets £12,298 at 31 March 2025
- Net assets up 10% or more on the prior period+39.8% vs prior period
- Incorporated five or more years agoIncorporated 21 March 1997
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
- Confirmation statement duein 163 days
- Next accounts duein 69 days
- Accounts period endNet assets £12k · micro accounts
- Accounts period endNet assets £8,794 · micro accounts
- Incorporated
08
Similar companies in Greater London
- LINBURY PROPERTIES LIMITEDBroxbourne, · inc. Mar 1997
- SEAFOOD CENTRE INTERNATIONAL LIMITEDHayes · inc. Mar 1997
- CARTLIDGE MORLAND INTERNATIONAL LIMITEDKingston Upon Thames · inc. Mar 1997
- PROMODE BUILDING SERVICES CONSULTANTS LIMITEDEpsom · inc. Mar 1997
- SUN (EUROPE) LIMITEDKingston Upon Thames · inc. Mar 1997
- MJQ LIMITEDRadlett · inc. Mar 1997
All companies incorporated on 21 March 1997 · in Mar 1997.
09
Reminders for SUBCARBON LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.