£354k
+15%vs Oct 2024Active11175753Private limited companyLondon
SIG1820 LTD
Significant control: Jingnan Li (25–50%), Sheng Yue (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From public filings as at 31 Aug 2026; may contain errors or be out of date.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 Sig1820 Ltd sell?
Registered activity: Specialists medical practice activities (SIC 86220). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
SIG1820 LTD is an active private limited company (company number 11175753) incorporated on 29 January 2018, registered in London. Its registered activity is specialists medical practice activities (SIC 86220). Latest micro accounts cover the period ending 31 October 2025, showing net assets of £354k, with 7 employees on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets rose 15% on the prior period (£306k).
Peer position · net assets
By net assets it sits in the top quarter of 2,817 comparable companies in London (median £16k, upper quartile £103k).
02
Ownership and control
- Ms Jingnan Li
- owns 25–50% of shares
- holds 25–50% of voting rights
- Mr Sheng Yue
- owns 25–50% of shares
- holds 25–50% of voting rights
- Ms Jingnan Li
- 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
- 29 January 20188 yrs ago
- Next accounts due
- 31 July 2027in 281 days
- Confirmation statement due
- 12 February 2027in 112 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 86220
- Specialists medical practice activities
- SIC 86900
- Other human health activities
- Accounts type
- Micro Entity
- Size band
- MicroCompanies Act thresholds
05
Financials
Not reported
Not disclosed
7
+17%vs Oct 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 October 2025 | £354k | — | — | £562k | — | — | 7 |
| 31 October 2024 | £306k | — | — | £521k | — | — | 6 |
Current ratio0.05Current 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 £353,529 at 31 October 2025
- Net assets up 10% or more on the prior period+15.4% vs prior period
- Current assets below creditors within one yearCurrent ratio 0.05
- Incorporated five or more years agoIncorporated 29 January 2018
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 281 days
- Confirmation statement duein 112 days
- Accounts period endNet assets £354k · micro accounts
- Accounts period endNet assets £306k · micro accounts
- Incorporated
08
Similar companies in London
- COSMAS&DAMIAN LTDLondon · inc. Jan 2018
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- IVA&POL LTDLondon · inc. Jan 2018
- SAROO LIMITEDLondon · inc. Feb 2018
- LONDON GYNAECOLOGY CENTRE LTDLondon · inc. Jan 2018
- UROLASE LTDLondon · inc. Jan 2018
All companies incorporated on 29 January 2018 · in Jan 2018.
09
Reminders for SIG1820 LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.