- Company number
- 15146029
- Incorporated
- 18 Sep 20233 years trading
- Registered office
- 10 Tremenheere Road, Penzance, TR18 2AH
- Nature of business
- Construction of domestic buildings
Adam Builds South West Ltd is a 3-year-old private limited company registered in Penzance, company number 15146029, one of 40 building contractors in Penzance. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 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 £9,704 (-78.9%) on the year before, to £2,593.
- Current assets of £31K against £37K owed within a year: 0.8 times cover.
- 2 employees on average, down from 3 the year before.
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | £2,593 | £31K | £37K | 2 | |
| 30 Sep 2024 | £12K | £64K | £57K | 3 |
Where Adam Builds South West Ltd is registered
The registered office is in Penzance (TR18), in the Cornwall local authority area, South West. Show TR18 2AH on a map.
Other trade companies in TR18
- Elegant Cleaning Solutions LtdCleaning companies
- DS Complete Projects LtdBuilders
- Edmond Leah Roofing LtdRoofers
- Richards Property Solutions (SW) LtdSpecialist contractors
- A Hampton SW LimitedBuilders
- M.4.Me LtdMechanics and garages
- Warren Stevens Decorators LtdPainters and decorators
- Bosuns Property LtdProperty developers
Also registered at this address
6 other companies use the same registered office as Adam Builds South West Ltd.
- Cornwall Eco Heat LtdPlumbers and heating engineers
- Cornwall Plumber LtdPlumbers and heating engineers
- GMR (SW) LtdRoofers
- Harbour Court Management Company LimitedFacilities management
- Harvey Rowe Plumbing & Heating LtdPlumbers and heating engineers
- Jasper Electrical LtdElectricians
What happens if Adam Builds South West 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 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 15146029
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 September 2023 (3 years ago)
- Registered office
- 10 Tremenheere Road, Penzance, TR18 2AH
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 17 September 2026
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Penzance
Other active building contractors registered in Penzance.
- Arise Construction Ltd2019
- Ayrsher Homes Limited2018
- Bollowal Developments Ltd2013
- Botrea Limited2004
- Build IT Cornwall Ltd2020
- Carrek Halen Construction Ltd2026
- Chris Burge Limited2020
- Coast2Coast Construction Ltd2025
All building contractors in Penzance · All trades in Penzance · Builders across the UK
Frequently asked questions
When are Adam Builds South West Ltd's accounts due?
Adam Builds South West Ltd's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.
When is Adam Builds South West Ltd's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is Adam Builds South West Ltd still trading?
Adam Builds South West Ltd 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 Adam Builds South West Ltd do?
Adam Builds South West Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Adam Builds South West Ltd?
Adam Builds South West Ltd was incorporated on 18 September 2023, 3 years ago.
What is the penalty if Adam Builds South West 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 Adam Builds South West Ltd 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.