# AIR PERMEABILITY TESTING UK LTD (10913610)

> AIR PERMEABILITY TESTING UK LTD is an active private limited company (company number 10913610) incorporated on 14 August 2017, registered in Shrewsbury. Its registered activity is technical testing and analysis (SIC 71200). Latest micro accounts cover the period ending 31 August 2025, showing net assets of £2, with 0 employees on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets rose 100% on the prior period (−£1,649).

- Status: Active
- Incorporated: 2017-08-14
- Registered office: Shrewsbury, SY3 5PH
- SIC 71200: Technical testing and analysis
- Next accounts due: 2027-05-31
- Confirmation statement due: 2027-08-28
- Accounts type: MICRO ENTITY

By net assets it sits in the bottom quarter of 592 comparable companies in Other (median £8,360, upper quartile £53k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2025-08-31 | £2 | — | — | £26k | — | — | 0 |
| 2024-08-31 | −£1,649 | — | — | £16k | — | — | 0 |

current ratio 0.86; size band micro.

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

- Net assets above zero: Net assets £2 at 31 August 2025
- Net assets up 10% or more on the prior period: +100.1% vs prior period
- Current assets below creditors within one year: Current ratio 0.86
- Incorporated five or more years ago: Incorporated 14 August 2017

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

## Persons with significant control

- Mr Mark Jones — owns 25–50% of shares; holds 25–50% of voting rights, since 2017-08-14
- Melissa Brisbourne — owns 25–50% of shares; holds 25–50% of voting rights, since 2017-08-14

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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/10913610
HTML: https://firmoscan.com/company/10913610-air-permeability-testing-uk-ltd