- Companies
- Plumbers and heating engineers
- Tamworth
- Williams A1 Plumbing Ltd
Williams A1 Plumbing Ltd
- Company number
- 13509079
- Incorporated
- 13 Jul 20215 years trading
- Registered office
- 34 Buttercup Drive, Buttercup Drive, Tamworth, B79 0EN
- Nature of business
- Plumbing, heat and air-conditioning installation
Williams A1 Plumbing Ltd is a 5-year-old private limited company registered in Tamworth, company number 13509079, one of 58 plumbing and heating companies in Tamworth. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 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 up £4,714 (+13.4%) on the year before, to £40K.
- Net assets rose in 1 of 3 year-on-year comparisons on record.
- 1 employee on average during the year.
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2025 | £40K | £49K | £9,385 | 1 | |
| 31 Jul 2024 | £35K | £44K | £8,356 | 1 | |
| 31 Jul 2023 | £40K | £45K | £4,630 | 1 | |
| 31 Jul 2022 | £56K | £69K | £14K | 1 |
Where Williams A1 Plumbing Ltd is registered
The registered office is in Tamworth (B79), in the Tamworth local authority area, West Midlands. Show B79 0EN on a map.
Other trade companies in B79
- Under the Surface Cleaning Services LtdCleaning companies
- Bicars LtdMotor traders
- Tensho LtdMotor traders
- Hytower LimitedBuilders
- NRG (Midlands) LimitedElectricians
- Bobberhut LtdMechanics and garages
- Praetor Developments LtdProperty developers
- FPL Fibrepoint Linings LtdFinishing trades
What happens if Williams A1 Plumbing 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 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 13509079
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 July 2021 (5 years ago)
- Registered office
- 34 Buttercup Drive, Buttercup Drive, Tamworth, B79 0EN
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 24 July 2026
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in Tamworth
Other active plumbing and heating companies registered in Tamworth.
- Absolute Heating (Midlands) Limited2014
- Acrd&B Ltd2026
- Alpine HVAC Ltd2019
- Alto Barren Plumbing & Heating Limited2018
- B.B Gas Services Midlands Limited2012
- Bayliss Cooling Solutions Ltd2026
- Ben Brown Plumbing & Heating Ltd2021
- Biddles Plumbing and Heating Limited2024
All plumbing and heating companies in Tamworth · All trades in Tamworth · Plumbers and heating engineers across the UK
Frequently asked questions
When are Williams A1 Plumbing Ltd's accounts due?
Williams A1 Plumbing Ltd's next accounts are due at Companies House by 30 April 2027 (in 199 days), covering the period to 31 July 2026.
When is Williams A1 Plumbing Ltd's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is Williams A1 Plumbing Ltd still trading?
Williams A1 Plumbing 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 A1 Plumbing Ltd do?
Williams A1 Plumbing Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Williams A1 Plumbing Ltd?
Williams A1 Plumbing Ltd was incorporated on 13 July 2021, 5 years ago.
What is the penalty if Williams A1 Plumbing 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 A1 Plumbing 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.