# ATOMARK ENERGY LTD (12021322)

> ATOMARK ENERGY LTD is an active private limited company (company number 12021322) incorporated on 29 May 2019, registered in Holyhead. Its registered activity is engineering related scientific and technical consulting activities (SIC 71122). Latest micro accounts cover the period ending 31 May 2025, showing net assets of £18k, with 1 employee on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets fell 6% on the prior period (£20k).

- Status: Active
- Incorporated: 2019-05-29
- Registered office: Holyhead, LL65 4HT
- SIC 71122: Engineering related scientific and technical consulting activities
- Next accounts due: 2027-02-28
- Confirmation statement due: 2027-06-12
- Accounts type: MICRO ENTITY

By net assets it sits in the upper half of 2,904 comparable companies in Other (median £8,537, upper quartile £43k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2025-05-31 | £18k | — | — | — | — | — | 1 |
| 2024-05-31 | £20k | — | — | — | — | — | 1 |

size band micro.

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

- Net assets above zero: Net assets £18,360 at 31 May 2025
- Incorporated five or more years ago: Incorporated 29 May 2019

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

## Persons with significant control

- Mr Mark Salisbury — owns 75–100% of shares; holds 75–100% of voting rights, since 2019-05-29

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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/12021322
HTML: https://firmoscan.com/company/12021322-atomark-energy-ltd