£35k
+13%vs Mar 2024Active10032852Private limited companyLondon
MASON CONSTRUCTION LIMITED
Significant control: Sive Rich (25–50%), Sally 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From public filings as at 31 Aug 2026; may contain errors or be out of date.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: Other construction installation (SIC 43290). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
MASON CONSTRUCTION LIMITED is an active private limited company (company number 10032852) incorporated on 29 February 2016, registered in London. Its registered activity is other construction installation (SIC 43290). Latest small accounts cover the period ending 31 March 2025, showing net assets of £35k and cash of £32k, with 2 employees on average. Net assets rose 13% on the prior period (£31k).
Peer position · net assets
By net assets it sits in the top quarter of 1,764 comparable companies in London (median £3,116, upper quartile £21k).
02
Ownership and control
- Ms Sive Rich
- owns 25–50% of shares
- holds 25–50% of voting rights
- Ms Sally Martin
- 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 February 201610 yrs ago
- Next accounts due
- 31 December 2026in 67 days
- Confirmation statement due
- 14 March 2027in 140 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 43290
- Other construction installation
- Accounts type
- Total Exemption Full
- Size band
- MicroCompanies Act thresholds
05
Financials
£32k
+30%vs Mar 2024Not reported
2
No changevs Mar 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 March 2025 | £35k | £32k | £877 | — | — | — | 2 |
| 31 March 2024 | £31k | £25k | £910 | — | — | — | 2 |
Cash per employee£16kCash ÷ 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 £35,313 at 31 March 2025
- Net assets up 10% or more on the prior period+13.0% vs prior period
- Incorporated five or more years agoIncorporated 29 February 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
- Confirmation statement duein 140 days
- Next accounts duein 67 days
- Accounts period endNet assets £35k · small accounts
- Accounts period endNet assets £31k · small accounts
- Incorporated
08
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- SPARKY DESIGN AND CONSTRUCTION LIMITEDLondon · inc. Feb 2016
- RKK INFINITY PROJECTS LTDLondon · inc. Mar 2016
- BG BUILDERS LTDLondon · inc. Mar 2016
- MOLESEY LOFTS LIMITEDLondon · inc. Feb 2016
- ZAC ALEXANDER LIMITEDSouthgate · inc. Feb 2016
- RUBIX DEVELOPMENT GROUP LIMITEDLondon · inc. Mar 2016
All companies incorporated on 29 February 2016 · in Feb 2016.
09
Reminders for MASON CONSTRUCTION LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.