£44k
+151%vs Feb 2024Active14688179Private limited companyDarlington
STX SUBSEA LTD
Significant control: James Joseph Stanwix (75–100%)
From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms
Watch this company
Get an email when Companies House records a change for Stx Subsea Ltd: status, filings, accounts, officers or owners. Free.
Not live yet: alerts start by 15 December 2026. We store your email and this company number only, for these alerts. If alerts don’t launch, we tell you and delete your address. Privacy
Coming soon · product and service lists
What does Stx Subsea Ltd sell?
Registered activity: Engineering related scientific and technical consulting activities (SIC 71122). We’re building product and service lists for UK companies. Get this one when it’s ready.
One email, only about this. If we don’t launch within 60 days we’ll tell you. Privacy
01
Summary
STX SUBSEA LTD is an active private limited company (company number 14688179) incorporated on 24 February 2023, registered in Darlington. Its registered activity is engineering related scientific and technical consulting activities (SIC 71122). Latest micro accounts cover the period ending 28 February 2025, showing net assets of £44k, with 0 employees on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets rose 151% on the prior period (£18k).
Peer position · net assets
By net assets it sits in the top quarter of 2,904 comparable companies in Other (median £8,537, upper quartile £43k).
02
Ownership and control
- Mr James Joseph Stanwix
- 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
- 24 February 20233 yrs ago
- Next accounts due
- 28 November 2026in 33 days
- Confirmation statement due
- 10 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 71122
- Engineering related scientific and technical consulting activities
- Accounts type
- Micro Entity
- Size band
- MicroCompanies Act thresholds
05
Financials
Not reported
Not disclosed
0
vs Feb 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 28 February 2025 | £44k | — | — | — | — | — | 0 |
| 28 February 2024 | £18k | — | — | — | — | — | 0 |
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 £43,941 at 28 February 2025
- Net assets up 10% or more on the prior period+150.8% vs prior period
- Incorporated two to five years agoIncorporated 24 February 2023
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 135 days
- Next accounts duein 33 days
- Accounts period endNet assets £44k · micro accounts
- Accounts period endNet assets £18k · micro accounts
- Incorporated
08
Similar companies in the UK
- GREENSTREAM MICROSYSTEMS LTDStroud · inc. Feb 2023
- SEA AND IRON LTDWhitby · inc. Feb 2023
- LESLEY ENGINEERING UK LTDStevenston · inc. Feb 2023
- ROBOPHREN LTDElgin · inc. Feb 2023
- UTILITYTECH LIMITEDInverness · inc. Feb 2023
- P & J HALLINGTON LIMITEDSeascale · inc. Mar 2023
All companies incorporated on 24 February 2023 · in Feb 2023.
09
Reminders for STX SUBSEA LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.