£41k
+87%vs Mar 2025Active14078860Private limited companyThetford
MASON INSULATION LTD
Significant control: Kelly Joanne Mason (25–50%), Terry Mason (50–75%)
From public filings as at 31 Aug 2026; may contain errors or be out of date.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 Mason Insulation Ltd sell?
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 INSULATION LTD is an active private limited company (company number 14078860) incorporated on 29 April 2022, registered in Thetford. Its registered activity is other construction installation (SIC 43290). Latest micro accounts cover the period ending 31 March 2026, showing net assets of £41k, with 3 employees on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets rose 87% on the prior period (£22k).
Peer position · net assets
By net assets it sits in the top quarter of 3,476 comparable companies in Other (median £5,581, upper quartile £40k).
02
Ownership and control
- Mrs Kelly Joanne Mason
- owns 25–50% of shares
- holds 25–50% of voting rights
- Mr Terry Mason
- owns 50–75% of shares
- holds 50–75% 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 April 20224 yrs ago
- Next accounts due
- 31 December 2027in 434 days
- Confirmation statement due
- 13 May 2027in 202 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
- SIC 43390
- Other building completion and finishing
- SIC 70229
- Management consultancy activities other than financial management
- SIC 74901
- Environmental consulting activities
- Accounts type
- Micro Entity
- Size band
- MicroCompanies Act thresholds
05
Financials
Not reported
Not disclosed
3
No changevs Mar 2025| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 March 2026 | £41k | — | — | £6,804 | — | — | 3 |
| 31 March 2025 | £22k | — | — | £2,725 | — | — | 3 |
Current ratio4.81Current 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 £40,811 at 31 March 2026
- Net assets up 10% or more on the prior period+87.4% vs prior period
- Current assets at least 1.5× creditors within one yearCurrent ratio 4.81
- Incorporated two to five years agoIncorporated 29 April 2022
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 434 days
- Confirmation statement duein 202 days
- Accounts period endNet assets £41k · micro accounts
- Accounts period endNet assets £22k · micro accounts
- Incorporated
08
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- V3RO DESIGNS LIMITEDWorcester · inc. May 2022
- MAK TIMBER FRAME SYSTEMS LTDPerth · inc. May 2022
- BILLY MCLEAN BUILDING AND LANDSCAPING LTDLochgelly · inc. May 2022
All companies incorporated on 29 April 2022 · in Apr 2022.
09
Reminders for MASON INSULATION LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.