£234
−97%vs Feb 2025Active13928847Private limited companyLeigh-On-Sea
C.L.S DIAGNOSTICS LTD
Significant control: Charlotte Sarti (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From public filings as at 31 Aug 2026; may contain errors or be out of date.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: 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
C.L.S DIAGNOSTICS LTD is an active private limited company (company number 13928847) incorporated on 21 February 2022, registered in Leigh-On-Sea. Its registered activity is specialists medical practice activities (SIC 86220). Latest micro accounts cover the period ending 28 February 2026, showing net assets of £234, 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 97% on the prior period (£8,608). 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 517 comparable companies in Essex (median £15k, upper quartile £87k).
02
Ownership and control
- Charlotte Sarti
- 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 February 20224 yrs ago
- Next accounts due
- 28 November 2027in 401 days
- Confirmation statement due
- 7 March 2027in 135 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
- Accounts type
- Micro Entity
- Size band
- MicroCompanies Act thresholds
05
Financials
Not reported
Not disclosed
1
No changevs Feb 2025| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 28 February 2026 | £234 | — | — | £8,809 | — | — | 1 |
| 28 February 2025 | £8,608 | — | — | £23k | — | — | 1 |
| 29 February 2024 | £21k | — | — | £14k | — | — | 1 |
Current ratio1.22Current 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 £234 at 28 February 2026
- Net assets down 25% or more on the prior period-97.3% vs prior period
- Three or more accounting periods on record3 periods on record
- Incorporated two to five years agoIncorporated 21 February 2022
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 401 days
- Confirmation statement duein 135 days
- Accounts period endNet assets £234 · micro accounts
- Accounts period endNet assets £8,608 · micro accounts
- Accounts period endNet assets £21k · micro accounts
- Incorporated
08
Similar companies in Essex
- TARQUIN MEDICAL LIMITEDHarlow · inc. Feb 2022
- MYNA OPTICAL LIMITEDRayleigh · inc. Feb 2022
- EYN CONSULTING LTDBrentwood · inc. Feb 2022
- BB OSTEOPATHY (ESSEX) LIMITEDLeigh-On-Sea · inc. Feb 2022
- LA ROCHELLE ESSEX LTDChelmsford · inc. Feb 2022
- RIVERSIDE SKIN & LASER CLINIC LIMITEDChelmsford · inc. Mar 2022
All companies incorporated on 21 February 2022 · in Feb 2022.
09
Reminders for C.L.S DIAGNOSTICS LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.