£166k
−28%vs Mar 2024Active13252993Private limited companyWinchester
BY BOON LIMITED
Significant control: George Edward Mayes (75–100%)
From public filings as at 31 Aug 2026; may contain errors or be out of date.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 By Boon Limited sell?
Registered activity: Other building completion and finishing (SIC 43390). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
BY BOON LIMITED is an active private limited company (company number 13252993) incorporated on 9 March 2021, registered in Winchester. Its registered activity is other building completion and finishing (SIC 43390). Latest micro accounts cover the period ending 31 March 2025, showing net assets of £166k, with 0 employees on average. Turnover was £548k and profit for the year −£15k. Net assets fell 28% on the prior period (£229k).
Peer position · net assets
By net assets it sits in the top quarter of 287 comparable companies in Southampton (median £9,267, upper quartile £48k).
02
Ownership and control
- Mr George Edward Mayes
- owns 75–100% of shares
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
- 9 March 20215 yrs ago
- Next accounts due
- 31 December 2026in 68 days
- Confirmation statement due
- 23 March 2027in 150 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 43390
- Other building completion and finishing
- Accounts type
- Micro Entity
- Size band
- MicroCompanies Act thresholds
05
Financials
Not reported
£548k
−1%vs Mar 20240
Not reported the period before| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 March 2025 | £166k | — | — | £3,756 | £548k | −£15k | 0 |
| 31 March 2024 | £229k | — | — | £6,920 | £553k | £125k | — |
Current ratio31.27Current assets ÷ creditors within one year
Net margin-2.7%Profit for the year ÷ turnover
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 £165,740 at 31 March 2025
- Net assets down 25% or more on the prior period-27.6% vs prior period
- Current assets at least 1.5× creditors within one yearCurrent ratio 31.27
- Incorporated five or more years agoIncorporated 9 March 2021
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 150 days
- Next accounts duein 68 days
- Accounts period endNet assets £166k · micro accounts
- Accounts period endNet assets £229k · micro accounts
- Incorporated
08
Similar companies in Southampton
- MRN CARPENTRY AND BUILDING SERVICES LTDSouthampton · inc. Mar 2021
- STOCKWELL KITCHENS & BATHROOMS LTDSouthampton · inc. Feb 2021
- KELSEYBUILD LIMITEDSouthampton · inc. Feb 2021
- MRG BRICKWORK SPECIALIST LIMITEDSouthampton · inc. Apr 2021
- AJL CARPENTRY AND BUILDING LTDEastleigh · inc. May 2021
- PANDA DEVELOPMENTS AND ENGINEERING LTDSouthampton · inc. Dec 2020
All companies incorporated on 9 March 2021 · in Mar 2021.
09
Reminders for BY BOON LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.