# MANTISONIX LTD (15889371)

> 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.

- Status: Active
- Incorporated: 2024-08-09
- Registered office: Guildford, GU2 8XW
- SIC 36000: Water collection, treatment and supply
- Next accounts due: 2027-05-31
- Confirmation statement due: 2027-08-23
- Accounts type: TOTAL EXEMPTION FULL

By net assets it sits in the upper half of 1,017 comparable companies in the UK (median £5,106, upper quartile £75k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2025-08-31 | £69k | £62k | £19k | £13k | — | — | 3 |

current ratio 6.32; size band micro.

## Filing and accounts signals (facts, not a rating)

- Net assets above zero: Net assets £69,097 at 31 August 2025
- Current assets at least 1.5× creditors within one year: Current ratio 6.32
- Cash at bank of £50,000 or more: Cash £62,230
- Incorporated two to five years ago: Incorporated 9 August 2024

How each signal is derived: https://firmoscan.com/methodology

## Persons with significant control

- Dr Madeleine Bussemaker — owns 25–50% of shares; holds 25–50% of voting rights, since 2024-08-09
- Dr Mehrdad Zare — owns 25–50% of shares; holds 25–50% of voting rights, since 2024-08-09

---
Source: Companies House register snapshot 2026-08-31, Open Government Licence v3.0. Information may have changed since that date and is not advice or a credit reference; check the official record before relying on it. Official record: https://find-and-update.company-information.service.gov.uk/company/15889371
HTML: https://firmoscan.com/company/15889371-mantisonix-ltd