£37k
+1287%vs May 2024ActiveSC631817Private limited companyCupar
M BLACK SUBSEA SERVICES LIMITED
Significant control: Mark Black (25–50%), Deborah Black (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From public filings as at 31 Aug 2026; may contain errors or be out of date.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 M Black Subsea Services Limited sell?
Registered activity: Other engineering activities (SIC 71129). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
M BLACK SUBSEA SERVICES LIMITED is an active private limited company (company number SC631817) incorporated on 29 May 2019, registered in Cupar. Its registered activity is other engineering activities (SIC 71129). Latest small accounts cover the period ending 31 May 2025, showing net assets of £37k and cash of £81k, with 2 employees on average. Net assets rose 1287% on the prior period (£2,638).
Peer position · net assets
By net assets it sits in the upper half of 3,739 comparable companies in Other (median £8,713, upper quartile £50k).
02
Ownership and control
- Mr Mark Black
- owns 25–50% of shares
- owns 25–50% of shares
- holds 25–50% of voting rights
- can appoint or remove directors
- Mrs Deborah Black
- 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
- 29 May 20197 yrs ago
- Next accounts due
- 28 February 2027in 124 days
- Confirmation statement due
- 12 June 2027in 228 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 71129
- Other engineering activities
- Accounts type
- Total Exemption Full
- Size band
- MicroCompanies Act thresholds
05
Financials
£81k
+58%vs May 2024Not reported
2
No changevs May 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 May 2025 | £37k | £81k | £5,086 | — | — | — | 2 |
| 31 May 2024 | £2,638 | £51k | £225 | — | — | — | 2 |
Cash per employee£40kCash ÷ 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 £36,581 at 31 May 2025
- Net assets up 10% or more on the prior period+1286.7% vs prior period
- Cash at bank of £50,000 or moreCash £80,512
- Incorporated five or more years agoIncorporated 29 May 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 228 days
- Next accounts duein 124 days
- Accounts period endNet assets £37k · small accounts
- Accounts period endNet assets £2,638 · small accounts
- Incorporated
08
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- GLOUCESTERSHIRE'S MACHINING CENTRE LTDGloucester · inc. May 2019
- THE JOHN HOLMES PARTNERSHIP LTDLaunceston · inc. May 2019
- MECI SOLUTIONS LTDRingwood · inc. May 2019
All companies incorporated on 29 May 2019 · in May 2019.
09
Reminders for M BLACK SUBSEA SERVICES LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.