Company profile · Builders
Earnock Builders Extensions Limited
Earnock Builders Extensions Limited is a 1-year-old private limited company registered in Hamilton, company number SC838569, one of 51 building contractors in Hamilton. Its next accounts are due at Companies House on 21 November 2026, and its first CT600 is due at HMRC on 20 February 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 Earnock Builders Extensions Limited is registered
The registered office is in Hamilton (ML3), in the South Lanarkshire local authority area, Scotland. Show ML3 6JT on a map.
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- Ffcontracts LtdElectricians
- Rammz Paving LtdSpecialist contractors
- DLT Thistle Property Group LtdProperty developers
Shared registered office
73 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Earnock Builders Extensions 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 21 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 22 Nov 2026 to 21 Dec 2026 | £150 |
| 1 to 3 months late | 22 Dec 2026 to 21 Feb 2027 | £375 |
| 3 to 6 months late | 22 Feb 2027 to 21 May 2027 | £750 |
| More than 6 months late | From 22 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- SC838569
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 February 2025 (1 year ago)
- Registered office
- 4D Auchingramont Road, Hamilton, ML3 6JT
- Nature of business
- Construction of domestic buildings (SIC 41202)
Other specialised construction activities n.e.c. (SIC 43999) - Year end
- 28 February (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 20 February 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 Hamilton
Other active building contractors registered in Hamilton.
- Earnock Extensions Limited2026
- Garrion Contracts Ltd2023
- GZ Joinery and Construction Ltd2026
- Hamilton Bricklaying Services Limited2010
- Ili Attalus Limited2025
- Ili Chrysippus Limited2025
- JB Construction Leicester Ltd2020
- JPM Joinery Ltd2026
All building contractors in Hamilton · All trades in Hamilton · Builders across the UK
Frequently asked questions
When are Earnock Builders Extensions Limited's accounts due?
Earnock Builders Extensions Limited's next accounts are due at Companies House by 21 November 2026 (in 40 days), covering the period to 28 February 2026.
When is Earnock Builders Extensions Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 20 February 2026, due by 20 February 2027, and one for the period to 28 February 2026, due by 28 February 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Earnock Builders Extensions Limited still trading?
Earnock Builders Extensions 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 Earnock Builders Extensions Limited do?
Earnock Builders Extensions Limited is registered under Construction of domestic buildings (SIC 41202); Other specialised construction activities n.e.c. (SIC 43999).
How old is Earnock Builders Extensions Limited?
Earnock Builders Extensions Limited was incorporated on 21 February 2025, 1 year ago.
What is the penalty if Earnock Builders Extensions 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 Earnock Builders Extensions 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.