- Companies
- Installers
- Truro
- CM Builds SW Ltd
CM Builds SW Ltd
- Company number
- 16756937
- Incorporated
- 1 Oct 20251 year trading
- Registered office
- Woodbine Farm Business Centre Truro Business Park, Threemilestone, Truro, TR3 6BW
- Nature of business
- Other construction installation
CM Builds SW Ltd is a 1-year-old private limited company registered in Truro, company number 16756937, one of 13 installation companies (insulation, lifts, shutters and similar) in Truro. Its next accounts are due at Companies House on 1 July 2027, and its first CT600 is due at HMRC on 30 September 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 CM Builds SW Ltd is registered
The registered office is in Truro (TR3), in the Cornwall local authority area, South West. Show TR3 6BW on a map.
Other trade companies in TR3
- Earl Developments LtdProperty developers
- Harbour Homes SW LimitedProperty developers
- Ultra Green LimitedLandscapers and gardeners
- Greyson Homes LtdProperty developers
- Elite Building & Maintenance SW LtdBuilders
- Rob Andrew Construction LtdBuilders
- Atlantic Development Management LtdProperty developers
- Newham Road Carwash LtdCleaning companies
Also registered at this address
20 other companies use the same registered office as CM Builds SW Ltd.
- Ab Electrical (SW) LtdElectricians
- Armor Electrical LimitedElectricians
- C Simmons Rentals LtdProperty developers
- CL Centre LtdMechanics and garages
- Clearway Carpentry LimitedJoiners and carpenters
- CNV Motor Services LtdMechanics and garages
- Counter Construction LtdBuilders
- Elite Building & Maintenance SW LtdBuilders
- J Harris Construction (Cornwall) LtdBuilders
- JB Electrical and Renewables LtdElectricians
- Kemp Construction LtdProperty developers
- Nathan Campling Specialist Flooring and Walling LtdFloor and wall tilers
- Opr Plumbing LtdBuilders
- Osborn Property Renovations LtdBuilders
- Plumbtastic Boiler Solutions LimitedPlumbers and heating engineers
- S & T Carpentry LtdBuilders
- Surrey Hills Brickwork LtdProperty developers
- The Cedars Home Improvements LtdInstallers
- Titman Electrical LtdElectricians
- Tony Oates Garage LimitedMotor traders
What happens if CM Builds SW 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 1 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 2 Jul 2027 to 1 Aug 2027 | £150 |
| 1 to 3 months late | 2 Aug 2027 to 1 Oct 2027 | £375 |
| 3 to 6 months late | 2 Oct 2027 to 1 Jan 2028 | £750 |
| More than 6 months late | From 2 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- 16756937
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 October 2025 (1 year ago)
- Registered office
- Woodbine Farm Business Centre Truro Business Park, Threemilestone, Truro, TR3 6BW
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 October (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 Truro
Other active installation companies (insulation, lifts, shutters and similar) registered in Truro.
- Codal Fencing Southwest Ltd2023
- Cornwall Renewable Energy Ltd2024
- HJR Builders Ltd2023
- K & D Gilbert Ltd2001
- Karl Purcell Carpentry Limited2015
- O J W Hydrography Ltd2019
- The Cedars Home Improvements Ltd2013
- West Coast Kitchen Installers Limited2009
All installation companies (insulation, lifts, shutters and similar) in Truro · All trades in Truro · Installers across the UK
Frequently asked questions
When are CM Builds SW Ltd's accounts due?
CM Builds SW Ltd's next accounts are due at Companies House by 1 July 2027 (in 261 days), covering the period to 31 October 2026.
When is CM Builds SW 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 30 September 2026, due by 30 September 2027, and one for the period to 31 October 2026, due by 31 October 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is CM Builds SW Ltd still trading?
CM Builds SW 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 CM Builds SW Ltd do?
CM Builds SW Ltd is registered under Other construction installation (SIC 43290).
How old is CM Builds SW Ltd?
CM Builds SW Ltd was incorporated on 1 October 2025, 1 year ago.
What is the penalty if CM Builds SW 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 CM Builds SW 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.