£13k
−53%vs May 2025Active13388893Private limited companyYealmpton
HYDRA MARINE LTD
Significant control: Henry Michael Primett (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From public filings as at 31 Aug 2026; may contain errors or be out of date.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 Hydra Marine Ltd sell?
Registered activity: Technical testing and analysis (SIC 71200). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
HYDRA MARINE LTD is an active private limited company (company number 13388893) incorporated on 11 May 2021, registered in Yealmpton. Its registered activity is technical testing and analysis (SIC 71200). Latest micro accounts cover the period ending 31 May 2026, showing net assets of £13k, 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 53% on the prior period (£28k). Across the last 3 periods on record the net-asset trend is volatile.
Peer position · net assets
By net assets it sits in the upper half of 592 comparable companies in Other (median £8,360, upper quartile £53k).
02
Ownership and control
- Henry Michael Primett
- 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
- 11 May 20215 yrs ago
- Next accounts due
- 29 February 2028in 489 days
- Confirmation statement due
- 25 May 2027in 209 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 71200
- Technical testing and analysis
- Accounts type
- Micro Entity
- Size band
- MicroCompanies Act thresholds
05
Financials
Not reported
Not disclosed
1
No changevs May 2025| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 May 2026 | £13k | — | — | £8,672 | — | — | 1 |
| 31 May 2025 | £28k | — | — | £16k | — | — | 1 |
| 31 May 2024 | £10k | — | — | £21k | — | — | 1 |
Current ratio1.16Current 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 £13,215 at 31 May 2026
- Net assets down 25% or more on the prior period-53.0% vs prior period
- Three or more accounting periods on record3 periods on record
- Incorporated five or more years agoIncorporated 11 May 2021
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 489 days
- Confirmation statement duein 209 days
- Accounts period endNet assets £13k · micro accounts
- Accounts period endNet assets £28k · micro accounts
- Accounts period endNet assets £10k · micro accounts
- Incorporated
08
Similar companies in the UK
- ULTRAFLUX NDT LTDNewtown · inc. May 2021
- IBEXU UK LTD.Salisbury · inc. May 2021
- JRH MARINE LTDBlandford Forum · inc. Apr 2021
- ALL SPORTS DATA UK LTDPershore · inc. May 2021
- CFMC LTDStoke-On-Trent · inc. Apr 2021
- BARODTEC LIMITEDAmlwch · inc. Jun 2021
All companies incorporated on 11 May 2021 · in May 2021.
09
Reminders for HYDRA MARINE LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.