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- C Williams Services Limited
Company profile · Installers
C Williams Services Limited
C Williams Services Limited is a 10-year-old private limited company registered in Rayleigh, company number 09951141, one of 32 installation companies (insulation, lifts, shutters and similar) in Rayleigh. Its next accounts are due at Companies House on 31 October 2027, and the CT600 for the period to 31 January 2027 is due at HMRC on 31 January 2028.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2026
From the balance sheet at 31 January 2026, as filed at Companies House. Negative net assets mean the company owed more than it owned at that date.
C Williams Services Limited over the years
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 £3,357 on the year before, to -£3,355.
- Net assets rose in 2 of 9 year-on-year comparisons on record.
- Current assets of £15K against £18K owed within a year: 0.8 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2026 | -£3,355 | £15K | £18K | 1 | |
| 31 Jan 2025 | £2 | £15K | £17K | 1 | |
| 31 Jan 2024 | £46 | £14K | £14K | 1 | |
| 31 Jan 2023 | £100 | £12K | £12K | 1 | |
| 31 Jan 2022 | £9,882 | £22K | £12K | 1 | |
| 31 Jan 2021 | £88 | £12K | £12K | 1 | |
| 31 Jan 2020 | £1,002 | £9,792 | £10K | 1 | |
| 31 Jan 2019 | £166 | £412 | £11K | £11K | |
| 31 Jan 2018 | £1,079 | £6,151 | £10K | £9,150 | |
| 31 Jan 2017 | £1,968 | £2,906 | £938 |
Where C Williams Services Limited is registered
The registered office is in Rayleigh (SS6), in the Castle Point local authority area, East of England. Show SS6 7UP on a map.
Other trade companies in SS6
- Nexum Building Services LtdElectricians
- J Bradford Mechanical LtdPlumbers and heating engineers
- Ehs Valeting LtdCleaning companies
- SXXD Regeneration LimitedSpecialist contractors
- Sparkle Drive LtdCleaning companies
- Thorne's Construction LtdFinishing trades
- Scrubbydo LimitedCleaning companies
- LPC Pipelines LimitedInstallers
Shared registered office
39 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 C Williams Services 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 31 October 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2027 to 30 Nov 2027 | £150 |
| 1 to 3 months late | 1 Dec 2027 to 31 Jan 2028 | £375 |
| 3 to 6 months late | 1 Feb 2028 to 30 Apr 2028 | £750 |
| More than 6 months late | From 1 May 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2028 | £200 |
| 3 months late | 30 Apr 2028 | another £200 |
| 6 months late | 31 Jul 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 2029 | 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
- 09951141
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 January 2016 (10 years ago)
- Registered office
- 4 Cornhouse Buildings, Claydons Lane, Rayleigh, Essex, SS6 7UP
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2026
- Last confirmation statement
- 13 January 2026
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 Rayleigh
Other active installation companies (insulation, lifts, shutters and similar) registered in Rayleigh.
- Cherrydown Fire Protection Limited2022
- Corpex Building Solutions Ltd2026
- Craig Hancock Services Limited2024
- DG Drylining Limited2015
- Downfast Enabling Limited2025
- Eac Mechanical Limited2021
- Fencing Supplies Ltd2020
- Fleet Insulation Company Limited1981
All installation companies (insulation, lifts, shutters and similar) in Rayleigh · All trades in Rayleigh · Installers across the UK
Frequently asked questions
When are C Williams Services Limited's accounts due?
C Williams Services Limited's next accounts are due at Companies House by 31 October 2027 (in 384 days), covering the period to 31 January 2027.
When is C Williams Services Limited's CT600 due?
The CT600 for the period to 31 January 2027 is due at HMRC by 31 January 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2027.
Is C Williams Services Limited still trading?
C Williams Services 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 C Williams Services Limited do?
C Williams Services Limited is registered under Other construction installation (SIC 43290).
How old is C Williams Services Limited?
C Williams Services Limited was incorporated on 14 January 2016, 10 years ago.
What is the penalty if C Williams Services 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 C Williams Services 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.