- Companies
- Finishing trades
- Cardiff
- B & W Builders Ltd
B & W Builders Ltd
- Company number
- 09185669
- Incorporated
- 21 Aug 201412 years trading
- Registered office
- 17 Edward Clarke Close, Cardiff, CF5 2RW
- Nature of business
- Other building completion and finishing
B & W Builders Ltd is a 12-year-old private limited company registered in Cardiff, company number 09185669, one of 129 building finishing companies in Cardiff. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for B & W Builders LtdOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 £2,061 (+6.6%) on the year before, to -£29K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- 2 employees on average, down from 5 the year before.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2025 | -£29K | 2 | |||
| 31 Aug 2024 | -£31K | 5 | |||
| 31 Aug 2023 | -£11K | 5 | |||
| 31 Aug 2022 | £9,575 | 5 | |||
| 31 Aug 2021 | £18K | £77K | £66K | 2 | |
| 31 Aug 2020 | £14K | £87K | £80K | 2 | |
| 31 Aug 2019 | £7,207 | £43K | £43K | 2 | |
| 31 Aug 2018 | £1,205 | £40K | £46K | ||
| 31 Aug 2017 | £1,031 | £16K | £22K | ||
| 31 Aug 2016 | £9,959 | £33K | £31K |
Where B & W Builders Ltd is registered
The registered office is in Cardiff (CF5), in the Cardiff local authority area, Wales. Show CF5 2RW on a map.
Other trade companies in CF5
- Art Electrical Solutions LimitedElectricians
- Chapman Construction Cardiff LtdBuilders
- MN Projects Co. LtdBuilders
- Bridge Deck Solutions LtdCivil engineering
- Gilps Construction LtdPainters and decorators
- CF Window Cleaning LtdCleaning companies
- RK Fire and Electrical LtdElectricians
- BDL Cleaning LtdCleaning companies
Also registered at this address
1 other company uses the same registered office as B & W Builders Ltd.
- MN Projects Co. LtdBuilders
What happens if B & W Builders 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 31 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 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
- 09185669
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 August 2014 (12 years ago)
- Registered office
- 17 Edward Clarke Close, Cardiff, CF5 2RW
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 21 August 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 Cardiff
Other active building finishing companies registered in Cardiff.
- Bespoke Renovations and Constructions Ltd2022
- Besure RS Ltd2023
- Bridgerock Contracting Limited2022
- C A Brown Home Improvements Ltd2019
- Cadarn Property Maintenance Ltd2026
- Cardiff Developments & Construction Ltd2024
- Cardiff Loft Boarding Limited2026
- Cardiff Office Furniture Limited2002
All building finishing companies in Cardiff · All trades in Cardiff · Finishing trades across the UK
Frequently asked questions
When are B & W Builders Ltd's accounts due?
B & W Builders Ltd's next accounts are due at Companies House by 31 May 2027 (in 230 days), covering the period to 31 August 2026.
When is B & W Builders Ltd's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is B & W Builders Ltd still trading?
B & W Builders Ltd is listed as active on the Companies House register (checked 13 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 B & W Builders Ltd do?
B & W Builders Ltd is registered under Other building completion and finishing (SIC 43390).
How old is B & W Builders Ltd?
B & W Builders Ltd was incorporated on 21 August 2014, 12 years ago.
What is the penalty if B & W Builders 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 B & W Builders Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.