£24k
−52%vs Sept 2024Active14359032Private limited companyLondon
HARMATTAN ADVISORY LTD
Significant control: Tanneguy Antoine Marie Cazin D’Honincthun (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From public filings as at 31 Aug 2026; may contain errors or be out of date.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: Management consultancy activities other than financial management (SIC 70229). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
HARMATTAN ADVISORY LTD is an active private limited company (company number 14359032) incorporated on 15 September 2022, registered in London. Its registered activity is management consultancy activities other than financial management (SIC 70229). Latest small accounts cover the period ending 30 September 2025, showing net assets of £24k and cash of £49k, with 1 employee on average. Net assets fell 52% on the prior period (£49k).
Peer position · net assets
By net assets it sits in the upper half of 31,398 comparable companies in London (median £2,815, upper quartile £34k).
02
Ownership and control
- Mr Tanneguy Antoine Marie Cazin D’Honincthun
- 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
- 15 September 20224 yrs ago
- Next accounts due
- 30 June 2027in 250 days
- Confirmation statement due
- 29 September 2027in 341 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 70229
- Management consultancy activities other than financial management
- Accounts type
- Total Exemption Full
- Size band
- MicroCompanies Act thresholds
05
Financials
£49k
−45%vs Sept 2024Not reported
1
No changevs Sept 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 30 September 2025 | £24k | £49k | £15k | £41k | — | — | 1 |
| 30 September 2024 | £49k | £89k | £849 | £42k | — | — | 1 |
Current ratio1.54Current assets ÷ creditors within one year
Cash per employee£49kCash ÷ 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 above zeroNet assets £23,587 at 30 September 2025
- Net assets down 25% or more on the prior period-51.6% vs prior period
- Current assets at least 1.5× creditors within one yearCurrent ratio 1.54
- Incorporated two to five years agoIncorporated 15 September 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
- Confirmation statement duein 341 days
- Next accounts duein 250 days
- Accounts period endNet assets £24k · small accounts
- Accounts period endNet assets £49k · small accounts
- Incorporated
08
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All companies incorporated on 15 September 2022 · in Sept 2022.
09
Reminders for HARMATTAN ADVISORY LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.