−£29k
vs Mar 2025Active06480865Private limited companyMalton
CUSTOM CARBON LTD
Significant control: Jonathan Atherton Selby (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From public filings as at 31 Aug 2026; may contain errors or be out of date.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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What does Custom Carbon Ltd sell?
Registered activity: Other manufacturing n.e.c. (SIC 32990). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
CUSTOM CARBON LTD is an active private limited company (company number 06480865) incorporated on 23 January 2008, registered in Malton. Its registered activity is other manufacturing n.e.c. (SIC 32990). Latest micro accounts cover the period ending 31 March 2026, showing net assets of −£29k, 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 fell 44% on the prior period (−£20k). 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 2,638 comparable companies in Other (median £8,019, upper quartile £163k).
02
Ownership and control
- Mr Jonathan Atherton Selby
- owns 75–100% 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
- 23 January 200818 yrs ago
- Next accounts due
- 31 December 2027in 434 days
- Confirmation statement due
- 6 February 2027in 106 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 32990
- Other manufacturing n.e.c.
- Accounts type
- Micro Entity
- Size band
- MicroCompanies Act thresholds
05
Financials
Not reported
Not disclosed
1
No changevs Mar 2025| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 March 2026 | −£29k | — | — | £26k | — | — | 1 |
| 31 March 2025 | −£20k | — | — | £15k | — | — | 1 |
| 31 March 2024 | −£9,172 | — | — | £7,490 | — | — | 1 |
Current ratio0.2Current 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 below zeroNet assets £-29,071 at 31 March 2026
- Net assets down 25% or more on the prior period-43.7% vs prior period
- Current assets below creditors within one yearCurrent ratio 0.2
- Three or more accounting periods on record3 periods on record
- Incorporated five or more years agoIncorporated 23 January 2008
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 434 days
- Confirmation statement duein 106 days
- Accounts period endNet liabilities £29k · micro accounts
- Accounts period endNet liabilities £20k · micro accounts
- Accounts period endNet liabilities £9,172 · micro accounts
- Incorporated
08
Similar companies in the UK
- PEAK OAK LIMITEDLeek · inc. Jan 2008
- GIBSONS DENTAL LABORATORY LIMITEDStoke-On-Trent · inc. Jan 2008
- OILFIELD SUPPLIES AND SERVICES LIMITEDNorth Walsham · inc. Jan 2008
- FLOORS ENERGY LIMITEDRoxburghshire · inc. Jan 2008
- ALQEMI LTDEvesham · inc. Feb 2008
- CHORES HYGIENE MANAGEMENT LTDLincoln · inc. Feb 2008
All companies incorporated on 23 January 2008 · in Jan 2008.
09
Reminders for CUSTOM CARBON LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.