- Companies
- Specialist contractors
- Westbury
- S & N Diamond Drilling Limited
S & N Diamond Drilling Limited
- Company number
- 16680985
- Incorporated
- 29 Aug 20251 year trading
- Registered office
- 33 Oldfield Park, Westbury, BA13 3LQ
- Nature of business
- Other specialised construction activities n.e.c.
S & N Diamond Drilling Limited is a 1-year-old private limited company registered in Westbury, company number 16680985, one of 10 specialist construction companies in Westbury. Its next accounts are due at Companies House on 29 May 2027, and its first CT600 is due at HMRC on 28 August 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 S & N Diamond Drilling Limited is registered
The registered office is in Westbury (BA13), in the Wiltshire local authority area, South West. Show BA13 3LQ on a map.
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- D and R Property Care LtdCleaning companies
- Edington Roofing & Solar LtdRoofers
- Gillmans Flooring LtdFloor and wall tilers
- Bridgeway Builders & Groundworks LtdFinishing trades
- KLP Fire LtdElectricians
- Bates Property Management Group LtdProperty developers
Also registered at this address
1 other company uses the same registered office as S & N Diamond Drilling Limited.
What happens if S & N Diamond Drilling 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 29 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 30 May 2027 to 29 Jun 2027 | £150 |
| 1 to 3 months late | 30 Jun 2027 to 29 Aug 2027 | £375 |
| 3 to 6 months late | 30 Aug 2027 to 29 Nov 2027 | £750 |
| More than 6 months late | From 30 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 16680985
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 29 August 2025 (1 year ago)
- Registered office
- 33 Oldfield Park, Westbury, BA13 3LQ
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 August (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 28 August 2026
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in Westbury
Other active specialist construction companies registered in Westbury.
- Shram Builds Ltd2026
- Southview Stonemasonry Limited2010
- Tryhorn Landscape Construction Limited2023
- Vantage Safety Services Ltd2025
- Aj Home Services Ltd2026
- Amr Brickwork Ltd2024
- Jon William Stables Limited2009
- Mark A Whittington Limited2023
All specialist construction companies in Westbury · All trades in Westbury · Specialist contractors across the UK
Frequently asked questions
When are S & N Diamond Drilling Limited's accounts due?
S & N Diamond Drilling Limited's next accounts are due at Companies House by 29 May 2027 (in 228 days), covering the period to 31 August 2026.
When is S & N Diamond Drilling 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 28 August 2026, due by 28 August 2027, and one for the period to 31 August 2026, due by 31 August 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is S & N Diamond Drilling Limited still trading?
S & N Diamond Drilling 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 S & N Diamond Drilling Limited do?
S & N Diamond Drilling Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is S & N Diamond Drilling Limited?
S & N Diamond Drilling Limited was incorporated on 29 August 2025, 1 year ago.
What is the penalty if S & N Diamond Drilling 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 S & N Diamond Drilling 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.