£949
+840%vs Mar 2024ActiveSC623874Private limited companyInverurie
MASK SUBSEA LIMITED
Significant control: Simon John Poskitt (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From public filings as at 31 Aug 2026; may contain errors or be out of date.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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What does Mask Subsea Limited sell?
Registered activity: Support activities for petroleum and natural gas mining (SIC 09100). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
MASK SUBSEA LIMITED is an active private limited company (company number SC623874) incorporated on 11 March 2019, registered in Inverurie. Its registered activity is support activities for petroleum and natural gas mining (SIC 09100). Latest micro accounts cover the period ending 31 March 2025, showing net assets of £949, with 2 employees on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets rose 840% on the prior period (£101).
Peer position · net assets
By net assets it sits in the lower half of 436 comparable companies in Aberdeen (median £12k, upper quartile £90k).
02
Ownership and control
- Mr Simon John Poskitt
- owns 25–50% of shares
- holds 25–50% of voting rights
- can appoint or remove directors
- Mr Matthew Simon Poskitt
- owns 25–50% of shares
- holds 25–50% of voting rights
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 March 20197 yrs ago
- Next accounts due
- 31 December 2026in 65 days
- Confirmation statement due
- 25 March 2027in 149 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 09100
- Support activities for petroleum and natural gas mining
- Accounts type
- Micro Entity
- Size band
- MicroCompanies Act thresholds
05
Financials
Not reported
Not disclosed
2
No changevs Mar 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 March 2025 | £949 | — | — | £17k | — | — | 2 |
| 31 March 2024 | £101 | — | — | £27k | — | — | 2 |
Current ratio1.05Current 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 £949 at 31 March 2025
- Net assets up 10% or more on the prior period+839.6% vs prior period
- Incorporated five or more years agoIncorporated 11 March 2019
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 149 days
- Next accounts duein 65 days
- Accounts period endNet assets £949 · micro accounts
- Accounts period endNet assets £101 · micro accounts
- Incorporated
08
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- ALSOP ELECTRICAL LTDTurriff · inc. Feb 2019
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All companies incorporated on 11 March 2019 · in Mar 2019.
09
Reminders for MASK SUBSEA LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.