# GAS MARK ONE LIMITED (12437826)

> GAS MARK ONE LIMITED is an active private limited company (company number 12437826) incorporated on 3 February 2020, registered in Abergavenny. Its registered activity is plumbing, heat and air-conditioning installation (SIC 43220). Latest micro accounts cover the period ending 28 February 2026, showing net assets of £91k, with 2 employees on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets rose 12% on the prior period (£82k). Across the last 3 periods on record the net-asset trend is rising.

- Status: Active
- Incorporated: 2020-02-03
- Registered office: Abergavenny, NP7 9PF
- SIC 43220: Plumbing, heat and air-conditioning installation
- Next accounts due: 2027-11-28
- Confirmation statement due: 2027-02-17
- Accounts type: MICRO ENTITY

By net assets it sits in the top quarter of 510 comparable companies in Cardiff (median £3,182, upper quartile £28k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2026-02-28 | £91k | — | — | £47k | — | — | 2 |
| 2025-02-28 | £82k | — | — | £32k | — | — | 3 |
| 2024-02-29 | £66k | — | — | £23k | — | — | 3 |

current ratio 1.96; net assets trend rising; size band micro.

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

- Net assets above zero: Net assets £91,330 at 28 February 2026
- Net assets up 10% or more on the prior period: +11.9% vs prior period
- Current assets at least 1.5× creditors within one year: Current ratio 1.96
- Three or more accounting periods on record: 3 periods on record
- Incorporated five or more years ago: Incorporated 3 February 2020

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

## Persons with significant control

- Mr Mark Barrier — owns 25–50% of shares; holds 25–50% of voting rights; can appoint or remove directors, since 2020-02-03
- Mrs Zoe Barrier — owns 25–50% of shares; holds 25–50% of voting rights; can appoint or remove directors, since 2020-02-03

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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/12437826
HTML: https://firmoscan.com/company/12437826-gas-mark-one-limited