- Companies
- Installers
- Newquay
- Cornwall Conversions Ltd
Cornwall Conversions Ltd
- Company number
- 16571042
- Incorporated
- 9 Jul 20251 year trading
- Registered office
- 30-32 Trebarwith Crescent, Newquay, TR7 1DX
- Nature of business
- Other construction installation
Cornwall Conversions Ltd is a 1-year-old private limited company registered in Newquay, company number 16571042, one of 19 installation companies (insulation, lifts, shutters and similar) in Newquay. Its next accounts are due at Companies House on 9 April 2027, and its first CT600 is due at HMRC on 8 July 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where Cornwall Conversions Ltd is registered
The registered office is in Newquay (TR7), in the Cornwall local authority area, South West. Show TR7 1DX on a map.
Other trade companies in TR7
- Headland Roofing LtdRoofers
- The Black Country Cleaning Company LtdCleaning companies
- Wynfield Garage LimitedMechanics and garages
- Investu LtdBuilders
- Chassis Proof LtdMechanics and garages
- RCG Cleaning LtdCleaning companies
- The Divine Kitchen Company (South West) LimitedJoiners and carpenters
- High Tide Plumbing and Heating LimitedPlumbers and heating engineers
Also registered at this address
13 other companies use the same registered office as Cornwall Conversions Ltd.
- Cornwall Loft Conversions LimitedInstallers
- Cornwall Property Developments LtdProperty developers
- Homeroot LtdProperty developers
- Hooper Surveying LtdCivil engineering
- JRG Gas Services LtdPlumbers and heating engineers
- Mark Rickarby Hire LimitedSpecialist contractors
- Newquay Refrigeration & Airconditioning LimitedMachinery repair and installation
- Quay Electrical LtdElectricians
- Sa Development Services LtdProperty developers
- SND Decorators LtdPainters and decorators
- South West Eco Solutions LtdPlumbers and heating engineers
- W P Williams LtdBuilders
- Windmill Windows LimitedGlaziers
What happens if Cornwall Conversions 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 9 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 10 Apr 2027 to 9 May 2027 | £150 |
| 1 to 3 months late | 10 May 2027 to 9 Jul 2027 | £375 |
| 3 to 6 months late | 10 Jul 2027 to 9 Oct 2027 | £750 |
| More than 6 months late | From 10 Oct 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
- 16571042
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 July 2025 (1 year ago)
- Registered office
- 30-32 Trebarwith Crescent, Newquay, TR7 1DX
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 July (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Newquay
Other active installation companies (insulation, lifts, shutters and similar) registered in Newquay.
- Cornwall Loft Conversions Limited2017
- Eco Finishes Limited2023
- Eco Insulation Cornwall Limited2025
- Gaia Renewables Ltd2023
- GDM Doors Ltd2019
- Harvest Renewables Cornwall Limited2012
- J Jay Tiling Limited2015
- Lilley Fitter's Cornish Pasties Limited1998
All installation companies (insulation, lifts, shutters and similar) in Newquay · All trades in Newquay · Installers across the UK
Frequently asked questions
When are Cornwall Conversions Ltd's accounts due?
Cornwall Conversions Ltd's next accounts are due at Companies House by 9 April 2027 (in 179 days), covering the period to 31 July 2026.
When is Cornwall Conversions 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 8 July 2026, due by 8 July 2027, and one for the period to 31 July 2026, due by 31 July 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Cornwall Conversions Ltd still trading?
Cornwall Conversions Ltd is listed as active on the Companies House register (checked 12 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 Cornwall Conversions Ltd do?
Cornwall Conversions Ltd is registered under Other construction installation (SIC 43290).
How old is Cornwall Conversions Ltd?
Cornwall Conversions Ltd was incorporated on 9 July 2025, 1 year ago.
What is the penalty if Cornwall Conversions 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 Cornwall Conversions Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.