- Companies
- Machinery repair and installation
- Omagh
- MG Marine and Subsea Ltd
MG Marine and Subsea Ltd
- Company number
- NI699484
- Incorporated
- 21 Jul 20233 years trading
- Registered office
- 10 Main Street, Mountfield, Omagh, BT79 7PP
- Nature of business
- Repair of other equipment
MG Marine and Subsea Ltd is a 3-year-old private limited company registered in Omagh, company number NI699484, one of 25 machinery repair and installation companies in Omagh. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Where MG Marine and Subsea Ltd is registered
The registered office is in Omagh (BT79), in the Fermanagh and Omagh local authority area, Northern Ireland. Show BT79 7PP on a map.
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- Broadleaf Construction Services LtdProperty developers
- Peak Performance Tuning LtdMechanics and garages
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- Galetech Operations UK LtdMachinery repair and installation
What happens if MG Marine and Subsea Ltd files late
Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 30 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 2028 | another 10% of any unpaid tax |
For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.
Company details
As held on the Companies House register.
- Company number
- NI699484
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 July 2023 (3 years ago)
- Registered office
- 10 Main Street, Mountfield, Omagh, BT79 7PP
- Nature of business
- Repair of other equipment (SIC 33190)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 20 July 2026
Filing notes for machinery repair and installation companies
Machinery repair and installation companies often carry parts stock and specialist tools, and many work on contracts that span the year end.
Similar companies in Omagh
Other active machinery repair and installation companies registered in Omagh.
- MPG Wind Services Ltd2018
- Optigear Ltd2022
- Owen Conroy Ltd2012
- Professional Beverage Solutions Ltd2023
- Serenity Bathrooms Ltd2024
- Stephen Hunter Lawnmowers Ltd2013
- Wescom Incubators Ltd2018
- A & B Fire Equipment Ltd2011
All machinery repair and installation companies in Omagh · All trades in Omagh · Machinery repair and installation across the UK
Frequently asked questions
When are MG Marine and Subsea Ltd's accounts due?
MG Marine and Subsea Ltd's next accounts are due at Companies House by 30 April 2027 (in 199 days), covering the period to 31 July 2026.
When is MG Marine and Subsea Ltd's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is MG Marine and Subsea Ltd still trading?
MG Marine and Subsea Ltd is listed as active on the Companies House register as of 1 Oct 2026. Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.
What does MG Marine and Subsea Ltd do?
MG Marine and Subsea Ltd is registered under Repair of other equipment (SIC 33190).
How old is MG Marine and Subsea Ltd?
MG Marine and Subsea Ltd was incorporated on 21 July 2023, 3 years ago.
What is the penalty if MG Marine and Subsea Ltd files its accounts late?
Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.
Official records
View MG Marine and Subsea Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.