- Companies
- Machinery repair and installation
- Dunoon
- Auto Marine Electrics Ltd.
Auto Marine Electrics Ltd.
- Company number
- SC387082
- Incorporated
- 14 Oct 201015 years trading
- Registered office
- 137 John Street, Dunoon, Argyle, PA23 7BL
- Nature of business
- Repair of other equipment
Auto Marine Electrics Ltd. is a 15-year-old private limited company registered in Dunoon, company number SC387082, one of 6 machinery repair and installation companies in Dunoon. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 2027.
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 down £118 (-5.2%) on the year before, to -£2,370.
- Net assets rose in 2 of 9 year-on-year comparisons on record.
- Current assets of £145 against £2,515 owed within a year: 0.1 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | -£2,370 | £145 | £145 | £2,515 | 0 |
| 31 Dec 2024 | -£2,252 | £3,667 | £4,259 | 0 | |
| 31 Dec 2023 | £1 | £14K | £8,695 | 1 | |
| 31 Dec 2022 | £3 | £15K | £11K | 1 | |
| 31 Dec 2021 | -£2,976 | £13K | £9,025 | 1 | |
| 31 Dec 2020 | £10K | £38K | £17K | 1 | |
| 31 Dec 2019 | £15K | £14K | £8,402 | 1 | |
| 31 Dec 2018 | £14K | £22K | £15K | ||
| 31 Dec 2017 | £21K | £29K | £15K | ||
| 31 Dec 2016 | £29K | £34K | £13K |
Where Auto Marine Electrics Ltd. is registered
The registered office is in Dunoon (PA23), in the Argyll and Bute local authority area, Scotland. Show PA23 7BL on a map.
Other trade companies in PA23
- Argyll Management Solutions LtdJoiners and carpenters
- TF Groundworks (Dunoon) LtdGroundworks and demolition
- White Box Cleaning Company LtdCleaning companies
- Kapital Assets LimitedBuilders
- Clyde Coast Exterior Services LtdPainters and decorators
- Af Commercial Diving LtdSpecialist contractors
- Elionis LtdProperty developers
- Maccallums Garage LtdMechanics and garages
What happens if Auto Marine Electrics 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 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- SC387082
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 October 2010 (15 years ago)
- Registered office
- 137 John Street, Dunoon, Argyle, PA23 7BL
- Nature of business
- Repair of other equipment (SIC 33190)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 11 November 2025
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 Dunoon
Other active machinery repair and installation companies registered in Dunoon.
- Caledonian Laser Services Ltd2025
- Dubh Mor Marine Limited2025
- GSW Blade Services Ltd2023
- Leisure Ecosse Ltd.2003
- Mmes Tech Limited2025
All machinery repair and installation companies in Dunoon · All trades in Dunoon · Machinery repair and installation across the UK
Frequently asked questions
When are Auto Marine Electrics Ltd.'s accounts due?
Auto Marine Electrics Ltd.'s next accounts are due at Companies House by 30 September 2027 (in 352 days), covering the period to 31 December 2026.
When is Auto Marine Electrics Ltd.'s CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is Auto Marine Electrics Ltd. still trading?
Auto Marine Electrics 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 Auto Marine Electrics Ltd. do?
Auto Marine Electrics Ltd. is registered under Repair of other equipment (SIC 33190).
How old is Auto Marine Electrics Ltd.?
Auto Marine Electrics Ltd. was incorporated on 14 October 2010, 15 years ago.
What is the penalty if Auto Marine Electrics 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 Auto Marine Electrics 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.