£69k
1 period on recordActive15889371Private limited companyGuildford
MANTISONIX LTD
Significant control: Madeleine Bussemaker (25–50%), Mehrdad Zare (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From public filings as at 31 Aug 2026; may contain errors or be out of date.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 Mantisonix Ltd sell?
Registered activity: Water collection, treatment and supply (SIC 36000). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
MANTISONIX LTD is an active private limited company (company number 15889371) incorporated on 9 August 2024, registered in Guildford. Its registered activity is water collection, treatment and supply (SIC 36000). Latest small accounts cover the period ending 31 August 2025, showing net assets of £69k and cash of £62k, with 3 employees on average.
Peer position · net assets
By net assets it sits in the upper half of 1,017 comparable companies in the UK (median £5,106, upper quartile £75k).
02
Ownership and control
- Dr Madeleine Bussemaker
- owns 25–50% of shares
- holds 25–50% of voting rights
- Dr Mehrdad Zare
- 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
- 9 August 20242 yrs ago
- Next accounts due
- 31 May 2027in 220 days
- Confirmation statement due
- 23 August 2027in 304 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 36000
- Water collection, treatment and supply
- Accounts type
- Total Exemption Full
- Size band
- MicroCompanies Act thresholds
05
Financials
£62k
1 period on recordNot reported
3
1 period on record| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 August 2025 | £69k | £62k | £19k | £13k | — | — | 3 |
Current ratio6.32Current assets ÷ creditors within one year
Cash per employee£21kCash ÷ 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 £69,097 at 31 August 2025
- Current assets at least 1.5× creditors within one yearCurrent ratio 6.32
- Cash at bank of £50,000 or moreCash £62,230
- Incorporated two to five years agoIncorporated 9 August 2024
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 304 days
- Next accounts duein 220 days
- Accounts period endNet assets £69k · small accounts
- Incorporated
08
Similar companies in Surrey
- OAKLAND WATER SERVICES LTDFarnborough · inc. Jan 2024
- UE UNIVERSAL ELEMENT LIMITEDRedhill · inc. Dec 2023
- CAPITAL WATER TREATMENT COMPLIANCE LIMITEDRedhill · inc. Oct 2023
- THE GRIME REAPERZ LTDReigate · inc. Jun 2025
- MAXIMUM VELOCITY WATER TREATMENT LTDCamberley · inc. Aug 2023
- SEVEN LOCATIONS LTDHorley · inc. Jun 2023
All companies incorporated on 9 August 2024 · in Aug 2024.
09
Reminders for MANTISONIX LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.