£1,137
+431%vs Sept 2024Active09207569Private limited companySouthampton
SANDBOX ASSET MANAGEMENT LTD
Significant control: Leon Nicholas Thompson (25–50%), Adam Mark Oliver (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From public filings as at 31 Aug 2026; may contain errors or be out of date.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 Sandbox Asset Management Ltd sell?
Registered activity: Other specialised construction activities n.e.c. (SIC 43999). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
SANDBOX ASSET MANAGEMENT LTD is an active private limited company (company number 09207569) incorporated on 8 September 2014, registered in Southampton. Its registered activity is other specialised construction activities n.e.c. (SIC 43999). Latest micro accounts cover the period ending 30 September 2025, showing net assets of £1,137, with 1 employee on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets rose 431% on the prior period (£214). Across the last 3 periods on record the net-asset trend is rising.
Peer position · net assets
By net assets it sits in the lower half of 330 comparable companies in Southampton (median £10k, upper quartile £65k).
02
Ownership and control
- Mr Leon Nicholas Thompson
- owns 25–50% of shares
- holds 25–50% of voting rights
- Mr Adam Mark Oliver
- owns 25–50% of shares
- holds 25–50% of voting rights
- Miss Jenny Mielczarek
- 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
- 8 September 201412 yrs ago
- Next accounts due
- 30 June 2027in 246 days
- Confirmation statement due
- 22 September 2027in 330 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 43999
- Other specialised construction activities n.e.c.
- Accounts type
- Micro Entity
- Size band
- MicroCompanies Act thresholds
05
Financials
Not reported
Not disclosed
1
No changevs Sept 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 30 September 2025 | £1,137 | — | — | £9,194 | — | — | 1 |
| 30 September 2024 | £214 | — | — | £7,694 | — | — | 1 |
| 30 September 2023 | £82 | — | — | £10k | — | — | 1 |
Current ratio1.12Current 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 £1,137 at 30 September 2025
- Net assets up 10% or more on the prior period+431.3% vs prior period
- Three or more accounting periods on record3 periods on record
- Incorporated five or more years agoIncorporated 8 September 2014
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 330 days
- Next accounts duein 246 days
- Accounts period endNet assets £1,137 · micro accounts
- Accounts period endNet assets £214 · micro accounts
- Accounts period endNet assets £82 · micro accounts
- Incorporated
08
Similar companies in Southampton
- SCOTT LOVEDAY BUILDING & PAVING CONTRACTORS LIMITEDSouthampton · inc. Aug 2014
- WORKDRY INTERNATIONAL LIMITEDEastleigh · inc. Aug 2014
- PAVINGPAV LIMITEDSouthampton · inc. Aug 2014
- G J CONTRACTORS LTDEastleigh · inc. Aug 2014
- COULSON LIFTING SERVICES LIMITEDSouthampton · inc. Oct 2014
- SAFE HANDS PROPERTY MAINTENANCE LTDSouthampton · inc. Nov 2014
All companies incorporated on 8 September 2014 · in Sept 2014.
09
Reminders for SANDBOX ASSET MANAGEMENT LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.