- Companies
- Machinery repair and installation
- Helston
- Seafit Marine Services Limited
Seafit Marine Services Limited
- Company number
- 04544429
- Incorporated
- 25 Sep 200224 years trading
- Registered office
- Sunnyside, Crowntown, Helston, TR13 0AD
- Nature of business
- Repair and maintenance of ships and boats
Seafit Marine Services Limited is a 24-year-old private limited company registered in Helston, company number 04544429, one of 17 machinery repair and installation companies in Helston. Its next accounts are due at Companies House on 10 February 2027, and the CT600 for the period to 10 May 2026 is due at HMRC on 10 May 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Seafit Marine Services LimitedOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 £3,605 (-763.8%) on the year before, to -£3,133.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £25K against £37K owed within a year: 0.7 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 |
|---|---|---|---|---|---|
| 10 May 2025 | -£3,133 | £11K | £25K | £37K | 0 |
| 10 May 2024 | £472 | £1,784 | £27K | £38K | 0 |
| 10 May 2023 | £215 | £3,089 | £14K | £14K | 1 |
| 10 May 2022 | £255 | £3,681 | £8,856 | £9,346 | 1 |
| 10 May 2021 | -£4,264 | -£5,924 | £1,711 | £6,988 | 1 |
| 10 May 2020 | -£1,686 | -£487 | £2,117 | £4,871 | 1 |
| 10 May 2019 | £2 | £1,924 | £5,766 | £6,448 | 1 |
| 31 Mar 2018 | £641 | £62 | £18K | £19K | 1 |
| 31 Mar 2017 | £33 | £33 | £13K | £13K | 1 |
| 31 Mar 2016 | -£4,323 | £55 | £13K | £19K |
Where Seafit Marine Services Limited is registered
The registered office is in Helston (TR13), in the Cornwall local authority area, South West. Show TR13 0AD on a map.
Other trade companies in TR13
- Mitchell's Automotive LtdMechanics and garages
- Helston Motor Company LimitedMechanics and garages
- Wibberley Renovations LtdFinishing trades
- Elite Airframe Solutions LimitedMachinery repair and installation
- KSS Contracts LtdBuilders
- Celtic Fencing Contracts LtdLandscapers and gardeners
- CCL Development LimitedBuilders
- Dry Tree Developments LtdProperty developers
What happens if Seafit Marine Services Limited 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 10 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 11 Feb 2027 to 10 Mar 2027 | £150 |
| 1 to 3 months late | 11 Mar 2027 to 10 May 2027 | £375 |
| 3 to 6 months late | 11 May 2027 to 10 Aug 2027 | £750 |
| More than 6 months late | From 11 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 11 May 2027 | £200 |
| 3 months late | 10 Aug 2027 | another £200 |
| 6 months late | 10 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 10 May 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
- 04544429
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 25 September 2002 (24 years ago)
- Registered office
- Sunnyside, Crowntown, Helston, TR13 0AD
- Nature of business
- Repair and maintenance of ships and boats (SIC 33150)
- Year end
- 10 May (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 10 May 2025
- Last confirmation statement
- 25 September 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 Helston
Other active machinery repair and installation companies registered in Helston.
- Softgreen Limited1979
- Souls Cycles Ltd2025
- South West Electrotechnical Services Ltd2018
- Tregonebris Trading Limited2011
- Celtictech Ltd2015
- Chyvean Agricultural Services Ltd2024
- Ede Engineering Ltd2019
- Elite Airframe Solutions Limited2026
All machinery repair and installation companies in Helston · All trades in Helston · Machinery repair and installation across the UK
Frequently asked questions
When are Seafit Marine Services Limited's accounts due?
Seafit Marine Services Limited's next accounts are due at Companies House by 10 February 2027 (in 120 days), covering the period to 10 May 2026.
When is Seafit Marine Services Limited's CT600 due?
The CT600 for the period to 10 May 2026 is due at HMRC by 10 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 11 February 2027.
Is Seafit Marine Services Limited still trading?
Seafit Marine Services Limited is listed as active on the Companies House register (checked 13 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 Seafit Marine Services Limited do?
Seafit Marine Services Limited is registered under Repair and maintenance of ships and boats (SIC 33150).
How old is Seafit Marine Services Limited?
Seafit Marine Services Limited was incorporated on 25 September 2002, 24 years ago.
What is the penalty if Seafit Marine Services Limited 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 Seafit Marine Services Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.