£24k
−97%vs Mar 2024Active13244399Private limited companyLondon
MARS 2021 LTD
Significant control: Mars 2021 Holdco Limited (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From public filings as at 31 Aug 2026; may contain errors or be out of date.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 Mars 2021 Ltd sell?
Registered activity: Development of building projects (SIC 41100). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
MARS 2021 LTD is an active private limited company (company number 13244399) incorporated on 4 March 2021, registered in London. Its registered activity is development of building projects (SIC 41100). Latest small accounts cover the period ending 31 March 2025, showing net assets of £24k and cash of £2,861, with 2 employees on average. Net assets fell 97% on the prior period (£922k).
Peer position · net assets
By net assets it sits in the upper half of 12,682 comparable companies in London (median £413, upper quartile £73k).
02
Ownership and control
- Mars 2021 Holdco Limited
- owns 75–100% of shares
- holds 75–100% of voting rights
- can appoint or remove directors
- Sav Development Ltd
- owns 75–100% of shares
- holds 75–100% of voting rights
- can appoint or remove directors
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
- 4 March 20215 yrs ago
- Next accounts due
- 31 December 2026in 69 days
- Confirmation statement due
- 18 March 2027in 146 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 41100
- Development of building projects
- SIC 68320
- Management of real estate on a fee or contract basis
- Accounts type
- Total Exemption Full
- Size band
- MicroCompanies Act thresholds
05
Financials
£2,861
−99%vs Mar 2024Not reported
2
No changevs Mar 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 March 2025 | £24k | £2,861 | — | £7.43m | — | — | 2 |
| 31 March 2024 | £922k | £495k | — | £10.51m | — | — | 2 |
Current ratio0.02Current assets ÷ creditors within one year
Cash per employee£1,430Cash ÷ 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 £23,700 at 31 March 2025
- Net assets down 25% or more on the prior period-97.4% vs prior period
- Current assets below creditors within one yearCurrent ratio 0.02
- Incorporated five or more years agoIncorporated 4 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 146 days
- Next accounts duein 69 days
- Accounts period endNet assets £24k · small accounts
- Accounts period endNet assets £922k · small accounts
- Incorporated
08
Similar companies in London
- ZUNIKH TAVISTOCK LIMITEDLondon · inc. Mar 2021
- URBÀ CONSULTING LTDLondon · inc. Mar 2021
- BARNABY HOMES THE MEADOWS LTDLondon · inc. Mar 2021
- ELKHORN DEVELOPMENTS LTDLondon · inc. Mar 2021
- ANDRE DESIGN & SURVEYING LTDLondon · inc. Mar 2021
- SEABOROUGH CONSTRUCTION LIMITEDLondon · inc. Mar 2021
All companies incorporated on 4 March 2021 · in Mar 2021.
09
Reminders for MARS 2021 LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.