- Companies
- Property developers
- Swansea
- Ab Developments (South West) Ltd
Ab Developments (South West) Ltd
- Company number
- 16682637
- Incorporated
- 29 Aug 20251 year trading
- Registered office
- 9 Gelli Deg, Fforestfach, Swansea, SA5 4PB
- Nature of business
- Development of building projects
Ab Developments (South West) Ltd is a 1-year-old private limited company registered in Swansea, company number 16682637, one of 273 property development companies in Swansea. Its next accounts are due at Companies House on 29 May 2027, and its first CT600 is due at HMRC on 28 August 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where Ab Developments (South West) Ltd is registered
The registered office is in Swansea (SA5), in the Swansea local authority area, Wales. Show SA5 4PB on a map.
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Also registered at this address
3 other companies use the same registered office as Ab Developments (South West) Ltd.
- Ab Homebuild LtdProperty developers
- Ab Solar Developments LtdElectricians
- Ab Solar GD LtdElectricians
What happens if Ab Developments (South West) 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 29 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 30 May 2027 to 29 Jun 2027 | £150 |
| 1 to 3 months late | 30 Jun 2027 to 29 Aug 2027 | £375 |
| 3 to 6 months late | 30 Aug 2027 to 29 Nov 2027 | £750 |
| More than 6 months late | From 30 Nov 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
- 16682637
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 29 August 2025 (1 year ago)
- Registered office
- 9 Gelli Deg, Fforestfach, Swansea, SA5 4PB
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 31 August (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in Swansea
Other active property development companies registered in Swansea.
- Ab Homebuild Ltd2025
- Ac DC Builders Ltd2025
- Acr Building & Development Limited2024
- Adamandrews Ltd2018
- Adjam Limited2004
- Akhamiaali Ltd2023
- Alkel Homes Limited2013
- Ameco Developments Limited2019
All property development companies in Swansea · All trades in Swansea · Property developers across the UK
Frequently asked questions
When are Ab Developments (South West) Ltd's accounts due?
Ab Developments (South West) Ltd's next accounts are due at Companies House by 29 May 2027 (in 229 days), covering the period to 31 August 2026.
When is Ab Developments (South West) 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 28 August 2026, due by 28 August 2027, and one for the period to 31 August 2026, due by 31 August 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Ab Developments (South West) Ltd still trading?
Ab Developments (South West) 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 Ab Developments (South West) Ltd do?
Ab Developments (South West) Ltd is registered under Development of building projects (SIC 41100).
How old is Ab Developments (South West) Ltd?
Ab Developments (South West) Ltd was incorporated on 29 August 2025, 1 year ago.
What is the penalty if Ab Developments (South West) 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 Ab Developments (South West) 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.