- Companies
- Machinery repair and installation
- Southampton
- G A Marine Engineering Ltd
G A Marine Engineering Ltd
- Company number
- 11113909
- Incorporated
- 15 Dec 20178 years trading
- Registered office
- Unit V1, Melbourne Street, Southampton, SO14 5FB
- Nature of business
- Repair and maintenance of ships and boats
G A Marine Engineering Ltd is a 8-year-old private limited company registered in Southampton, company number 11113909, one of 224 machinery repair and installation companies in Southampton. Its next accounts are due at Companies House on 31 December 2026, and its first CT600 is due at HMRC on 31 December 2026.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets up £164K (+29.4%) on the year before, to £721K.
- Net assets rose in 5 of 6 year-on-year comparisons on record.
- Current assets of £1.5M against £798K owed within a year: 1.8 times cover.
- 3 employees on average, down from 4 the year before.
- Balance sheets on record for 7 years, 2018 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2024 | £721K | £861K | £1.5M | £798K | 3 |
| 31 Dec 2023 | £557K | £901K | £172K | 4 | |
| 31 Dec 2022 | £523K | £961K | £284K | 4 | |
| 31 Dec 2021 | £812K | £573K | £1.4M | £659K | 4 |
| 31 Dec 2020 | £569K | £529K | £1.2M | £721K | 4 |
| 31 Dec 2019 | £124K | £49K | £349K | £338K | 4 |
| 31 Dec 2018 | £50K | £13K | £236K | £299K |
Where G A Marine Engineering Ltd is registered
The registered office is in Southampton (SO14), in the Southampton local authority area, South East. Show SO14 5FB on a map.
Other trade companies in SO14
- Cat Garage LtdMechanics and garages
- Sonix LtdBuilders
- Vanie & Dick LtdBuilders
- 33 Motors LtdMotor traders
- Pure Light Cleaning LtdCleaning companies
- Cccjr Trading LimitedMotor traders
- Otess LtdFloor and wall tilers
- Bevertex LimitedElectricians
What happens if G A Marine Engineering 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 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 11113909
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 15 December 2017 (8 years ago)
- Registered office
- Unit V1, Melbourne Street, Southampton, SO14 5FB
- Nature of business
- Repair and maintenance of ships and boats (SIC 33150)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2024
- Last confirmation statement
- 23 June 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 Southampton
Other active machinery repair and installation companies registered in Southampton.
- G Marine Services Ltd2022
- G.E. Harding and Sons Limited1994
- Gilbert Aviation Limited2013
- Gilbert Aviation Technical Support Limited2015
- Giles Services Ltd2022
- Glenwood Developments Limited1994
- Global Ship Support Limited2021
- Gmbavs Ltd2026
All machinery repair and installation companies in Southampton · All trades in Southampton · Machinery repair and installation across the UK
Frequently asked questions
When are G A Marine Engineering Ltd's accounts due?
G A Marine Engineering Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is G A Marine Engineering Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 31 December 2025, due by 31 December 2026, and one for the period to 31 March 2026, due by 31 March 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is G A Marine Engineering Ltd still trading?
G A Marine Engineering 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 G A Marine Engineering Ltd do?
G A Marine Engineering Ltd is registered under Repair and maintenance of ships and boats (SIC 33150).
How old is G A Marine Engineering Ltd?
G A Marine Engineering Ltd was incorporated on 15 December 2017, 8 years ago.
What is the penalty if G A Marine Engineering 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 G A Marine Engineering 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.