- Companies
- Finishing trades
- Swansea
- Bay Carpentry Ltd
Bay Carpentry Ltd
- Company number
- 15091005
- Incorporated
- 23 Aug 20233 years trading
- Registered office
- Avc House, 21 Northampton Lane, Swansea, SA1 4EH
- Nature of business
- Other building completion and finishing
Bay Carpentry Ltd is a 3-year-old private limited company registered in Swansea, company number 15091005, one of 105 building finishing companies in Swansea. Companies House shows its accounts as overdue: they were due on 31 August 2026.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Where Bay Carpentry Ltd is registered
The registered office is in Swansea (SA1), in the Swansea local authority area, Wales. Show SA1 4EH on a map.
Other trade companies in SA1
- JDS Ringside Customs LtdRepair services
- D & M Carpentry and Construction LimitedCivil engineering
- Westway Window Systems LimitedJoiners and carpenters
- International Classic Car Sales LtdMotor traders
- Edefec LtdBuilders
- Swansea Scaffolding Services LtdScaffolders
- Lou's Paint and Finish LimitedPainters and decorators
- Mesa Property Development LtdProperty developers
Shared registered office
38 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 Bay Carpentry Ltd files late
If the accounts reach Companies House today, the late filing penalty is £375 (£750 if last year's accounts were also late). It rises at each step below.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2026 to 30 Sep 2026 | £150 |
| 1 to 3 months late | 1 Oct 2026 to 30 Nov 2026 | £375 |
| 3 to 6 months late | 1 Dec 2026 to 28 Feb 2027 | £750 |
| More than 6 months late | From 1 Mar 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
- 15091005
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 August 2023 (3 years ago)
- Registered office
- Avc House, 21 Northampton Lane, Swansea, SA1 4EH
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 August 2024
- Last confirmation statement
- 22 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 Swansea
Other active building finishing companies registered in Swansea.
- Bespoke Solid Surface Worktops and Counters Limited2015
- Better Cut Carpentry (Swansea) Ltd2023
- Broadoak Conservatory Conversions Ltd2021
- Built Right Building Limited2005
- C & R Carpentry Limited2012
- Cabs Industrial Ltd2018
- Cabs Refurbishment Ltd2018
- Cabs Repairs Ltd2018
All building finishing companies in Swansea · All trades in Swansea · Finishing trades across the UK
Frequently asked questions
When are Bay Carpentry Ltd's accounts due?
Bay Carpentry Ltd's accounts were due at Companies House on 31 August 2026 and the register shows them as overdue.
When is Bay Carpentry 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 31 August 2025, due by 31 August 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 Bay Carpentry Ltd still trading?
Bay Carpentry Ltd is listed as active on the Companies House register (checked 12 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 Bay Carpentry Ltd do?
Bay Carpentry Ltd is registered under Other building completion and finishing (SIC 43390).
How old is Bay Carpentry Ltd?
Bay Carpentry Ltd was incorporated on 23 August 2023, 3 years ago.
What is the penalty if Bay Carpentry 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 Bay Carpentry Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.