£18k
−6%vs May 2024Active12021322Private limited companyHolyhead
ATOMARK ENERGY LTD
Significant control: Mark Salisbury (75–100%)
From public filings as at 31 Aug 2026; may contain errors or be out of date.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 Atomark Energy Ltd sell?
Registered activity: Engineering related scientific and technical consulting activities (SIC 71122). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
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).
Peer position · net assets
By net assets it sits in the upper half of 2,904 comparable companies in Other (median £8,537, upper quartile £43k).
02
Ownership and control
- Mr Mark Salisbury
- owns 75–100% of shares
- holds 75–100% 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
- 29 May 20197 yrs ago
- Next accounts due
- 28 February 2027in 128 days
- Confirmation statement due
- 12 June 2027in 232 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 71122
- Engineering related scientific and technical consulting activities
- Accounts type
- Micro Entity
- Size band
- MicroCompanies Act thresholds
05
Financials
Not reported
Not disclosed
1
No changevs May 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 May 2025 | £18k | — | — | — | — | — | 1 |
| 31 May 2024 | £20k | — | — | — | — | — | 1 |
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing; micro-entity accounts contain no profit and loss account.
06
Filing and accounts signals
- Net assets above zeroNet assets £18,360 at 31 May 2025
- Incorporated five or more years agoIncorporated 29 May 2019
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 232 days
- Next accounts duein 128 days
- Accounts period endNet assets £18k · micro accounts
- Accounts period endNet assets £20k · micro accounts
- Incorporated
08
Similar companies in the UK
- GRCC-LUFT LTDHelston · inc. May 2019
- C BEACOCK CONSULTANCY LTDHornsea · inc. May 2019
- BRIGHTGREEN LINES LTDWigton · inc. May 2019
- JORD GEODESIGN LIMITEDIrvine · inc. Jun 2019
- OCEANIC OFFSHORE LTDBude · inc. Jun 2019
- MOREK ENGINEERING LTDFalmouth · inc. May 2019
All companies incorporated on 29 May 2019 · in May 2019.
09
Reminders for ATOMARK ENERGY LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.