£221k
+7%vs May 2025Active10175921Private limited companyHarpenden
ETHONOMIA LIMITED
Significant control: Paul Henry Martin (25–50%), Harriet Katherine Anna Martin (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From public filings as at 31 Aug 2026; may contain errors or be out of date.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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Registered activity: Private security activities (SIC 80100). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
ETHONOMIA LIMITED is an active private limited company (company number 10175921) incorporated on 12 May 2016, registered in Harpenden. Its registered activity is private security activities (SIC 80100). Latest small accounts cover the period ending 31 May 2026, showing net assets of £221k and cash of £222k, with 2 employees on average. Net assets rose 7% on the prior period (£207k). Across the last 3 periods on record the net-asset trend is rising.
Peer position · net assets
By net assets it sits in the top quarter of 68 comparable companies in Hertfordshire (median £1,507, upper quartile £32k).
02
Ownership and control
- Mr Paul Henry Martin
- owns 25–50% of shares
- Mrs Harriet Katherine Anna Martin
- owns 25–50% 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
- 12 May 201610 yrs ago
- Next accounts due
- 29 February 2028in 492 days
- Confirmation statement due
- 26 May 2027in 213 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 80100
- Private security activities
- Accounts type
- Total Exemption Full
- Size band
- MicroCompanies Act thresholds
05
Financials
£222k
−2%vs May 2025Not reported
2
No changevs May 2025| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 May 2026 | £221k | £222k | £2,400 | £7,698 | — | — | 2 |
| 31 May 2025 | £207k | £227k | — | £23k | — | — | 2 |
| 31 May 2024 | £165k | £195k | £3,075 | £35k | — | — | 2 |
Current ratio29.1Current assets ÷ creditors within one year
Cash per employee£111kCash ÷ 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 £220,896 at 31 May 2026
- Current assets at least 1.5× creditors within one yearCurrent ratio 29.1
- Cash at bank of £50,000 or moreCash £221,605
- Three or more accounting periods on record3 periods on record
- Incorporated five or more years agoIncorporated 12 May 2016
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 492 days
- Confirmation statement duein 213 days
- Accounts period endNet assets £221k · small accounts
- Accounts period endNet assets £207k · small accounts
- Accounts period endNet assets £165k · small accounts
- Incorporated
08
Similar companies in Hertfordshire
- SECUGI SECURITY SERVICES UK LTD.Stevenage · inc. Jun 2016
- PELICAN WHITE SERVICES LIMITEDHarpenden · inc. Mar 2016
- CMK INTERNATIONAL LTDStevenage · inc. Jul 2016
- INVICTUS FORESIGHT PROTECTION LTDRoyston · inc. Mar 2016
- PREMIERE SECURITY SERVICES (LONDON) LTDHertford · inc. Oct 2016
- ARCHIBALD INVESTIGATIONS LIMITEDWelwyn · inc. Nov 2015
All companies incorporated on 12 May 2016 · in May 2016.
09
Reminders for ETHONOMIA LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.