- Companies
- Finishing trades
- Kingston upon Thames
- Williams Contractors Ltd
Williams Contractors Ltd
- Company number
- 16079206
- Incorporated
- 14 Nov 20241 year trading
- Registered office
- 140 Elm Road, Kingston upon Thames, KT2 6HU
- Nature of business
- Other building completion and finishing
Williams Contractors Ltd is a 1-year-old private limited company registered in Kingston upon Thames, company number 16079206, one of 40 building finishing companies in Kingston upon Thames. Its next accounts are due at Companies House on 14 November 2026, and its first CT600 is due at HMRC on 13 November 2026.
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 Williams Contractors Ltd is registered
The registered office is in Kingston upon Thames (KT2), in the Kingston upon Thames local authority area, London. Show KT2 6HU on a map.
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What happens if Williams Contractors 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 14 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 15 Nov 2026 to 14 Dec 2026 | £150 |
| 1 to 3 months late | 15 Dec 2026 to 14 Feb 2027 | £375 |
| 3 to 6 months late | 15 Feb 2027 to 14 May 2027 | £750 |
| More than 6 months late | From 15 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2026 | £200 |
| 3 months late | 28 Feb 2027 | another £200 |
| 6 months late | 30 May 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 2027 | 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
- 16079206
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 November 2024 (1 year ago)
- Registered office
- 140 Elm Road, Kingston upon Thames, KT2 6HU
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 30 November (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 13 November 2025
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in Kingston upon Thames
Other active building finishing companies registered in Kingston upon Thames.
- 3XS Ltd2010
- Alps Building Services Limited2015
- Axys Group Limited2024
- Bathroom Eleven Limited2013
- Boszke Construction Limited2007
- Brighton Soundproofing Limited2015
- C D Installations (UK) Limited2010
- CK Construction (London) Ltd2017
All building finishing companies in Kingston upon Thames · All trades in Kingston upon Thames · Finishing trades across the UK
Frequently asked questions
When are Williams Contractors Ltd's accounts due?
Williams Contractors Ltd's next accounts are due at Companies House by 14 November 2026 (in 33 days), covering the period to 30 November 2025.
When is Williams Contractors 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 13 November 2025, due by 13 November 2026, and one for the period to 30 November 2025, due by 30 November 2026. Corporation tax is payable 9 months and 1 day after the end of each.
Is Williams Contractors Ltd still trading?
Williams Contractors 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 Williams Contractors Ltd do?
Williams Contractors Ltd is registered under Other building completion and finishing (SIC 43390).
How old is Williams Contractors Ltd?
Williams Contractors Ltd was incorporated on 14 November 2024, 1 year ago.
What is the penalty if Williams Contractors 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 Williams Contractors 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.