- Companies
- Machinery repair and installation
- Pwllheli
- Firmhelm Limited
Firmhelm Limited
- Company number
- 01324374
- Incorporated
- 4 Aug 197749 years trading
- Registered office
- Pwllheli Boatyard, Outer Harbour, Pwllheli, Gwynedd, LL53 5AY
- Nature of business
- Repair and maintenance of ships and boats; Other retail sale not in stores, stalls or markets; Other reservation service activities n.e.c.
Firmhelm Limited is a 49-year-old private limited company registered in Pwllheli, company number 01324374, one of 14 machinery repair and installation companies in Pwllheli. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 up £44K (+7%) on the year before, to £673K.
- Net assets rose in 7 of 9 year-on-year comparisons on record.
- Current assets of £286K against £101K owed within a year: 2.8 times cover.
- 7 employees on average during the year.
- 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 |
|---|---|---|---|---|---|
| 30 Nov 2025 | £673K | £60K | £286K | £101K | 7 |
| 30 Nov 2024 | £629K | £184K | £417K | £151K | 7 |
| 30 Nov 2023 | £577K | £130K | £332K | £84K | 9 |
| 30 Nov 2022 | £527K | £245K | £445K | £78K | 9 |
| 30 Nov 2021 | £512K | £290K | £472K | £97K | 9 |
| 30 Nov 2020 | £401K | £208K | £412K | £75K | 9 |
| 30 Nov 2019 | £332K | £61K | £286K | £62K | 11 |
| 30 Nov 2018 | £329K | £71K | £284K | £60K | 12 |
| 30 Nov 2017 | £330K | £93K | £293K | £49K | 14 |
| 30 Nov 2016 | £339K | £71K | £290K | £34K |
Where Firmhelm Limited is registered
The registered office is in Pwllheli (LL53), in the Gwynedd local authority area, Wales. Show LL53 5AY on a map.
Other trade companies in LL53
- E Thomas Plumbing and Heating Plymio A Gwresogi CyfPlumbers and heating engineers
- Cadelio CyfSpecialist contractors
- Halpine Construction LimitedJoiners and carpenters
- Feucht Engineering LtdMachinery repair and installation
- Stuart Livingstone LtdPlumbers and heating engineers
- Teiars Hughes Tyres LtdMechanics and garages
- Saevar Solutions LtdCleaning companies
- Dragon Detailing & Body Repairs LtdMotor traders
What happens if Firmhelm 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 31 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 01324374
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 August 1977 (49 years ago)
- Registered office
- Pwllheli Boatyard, Outer Harbour, Pwllheli, Gwynedd, LL53 5AY
- Nature of business
- Repair and maintenance of ships and boats (SIC 33150)
Other retail sale not in stores, stalls or markets (SIC 47990)
Other reservation service activities n.e.c. (SIC 79909) - Year end
- 30 November (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 25 November 2025
- Charges (mortgages)
- 3 outstanding of 3 registered
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 Pwllheli
Other active machinery repair and installation companies registered in Pwllheli.
- Greenearth Hydro Limited2010
- Idealboat Sales Pwllheli Limited2012
- Llyn Atvs Ltd2020
- Llyn Marine Services Limited2008
- Nefyn Coaches Limited2005
- Owen Atv's & Garden Machinery Centre Limited2014
- Paramore Marine Ltd2020
- Rowlands Marine Electronics Limited1982
All machinery repair and installation companies in Pwllheli · All trades in Pwllheli · Machinery repair and installation across the UK
Frequently asked questions
When are Firmhelm Limited's accounts due?
Firmhelm Limited's next accounts are due at Companies House by 31 August 2027 (in 323 days), covering the period to 30 November 2026.
When is Firmhelm Limited's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Firmhelm Limited still trading?
Firmhelm Limited 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 Firmhelm Limited do?
Firmhelm Limited is registered under Repair and maintenance of ships and boats (SIC 33150); Other retail sale not in stores, stalls or markets (SIC 47990); Other reservation service activities n.e.c. (SIC 79909).
How old is Firmhelm Limited?
Firmhelm Limited was incorporated on 4 August 1977, 49 years ago.
What is the penalty if Firmhelm 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 Firmhelm Limited 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.