- Companies
- Plumbers and heating engineers
- Swansea
- About Drains Ltd
About Drains Ltd
- Company number
- 15420153
- Incorporated
- 17 Jan 20242 years trading
- Registered office
- 34 Tan Y Marian Road, Mayhill, Swansea, SA1 6SW
- Nature of business
- Plumbing, heat and air-conditioning installation
About Drains Ltd is a 2-year-old private limited company registered in Swansea, company number 15420153, one of 148 plumbing and heating companies in Swansea. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 31 January 2025, as filed at Companies House.
Where About Drains Ltd is registered
The registered office is in Swansea (SA1), in the Swansea local authority area, Wales. Show SA1 6SW on a map.
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What happens if About Drains 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 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 15420153
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 January 2024 (2 years ago)
- Registered office
- 34 Tan Y Marian Road, Mayhill, Swansea, SA1 6SW
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 17 January 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 Swansea
Other active plumbing and heating companies registered in Swansea.
- Air Conditioning & Heat Pumps Limited2026
- Air Source Energy South Wales Limited2022
- Altan Plumbing & Heating Ltd2021
- Amju Gas Plumbing and Heating Ltd2023
- Amroc Heating Services Limited2006
- Antlin Plumbing & Heating Limited2011
- Ao Gas Ltd2019
- Aqua Revival Bathrooms Ltd2025
All plumbing and heating companies in Swansea · All trades in Swansea · Plumbers and heating engineers across the UK
Frequently asked questions
When are About Drains Ltd's accounts due?
About Drains Ltd's next accounts are due at Companies House by 31 October 2026 (in 19 days), covering the period to 31 January 2026.
When is About Drains Ltd's CT600 due?
The CT600 for the period to 31 January 2026 is due at HMRC by 31 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2026.
Is About Drains Ltd still trading?
About Drains 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 About Drains Ltd do?
About Drains Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is About Drains Ltd?
About Drains Ltd was incorporated on 17 January 2024, 2 years ago.
What is the penalty if About Drains 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 About Drains 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.