- Company number
- 15895326
- Incorporated
- 13 Aug 20242 years trading
- Registered office
- 20 Ground Floor Rear, Flat 4, Upper Berkeley Street, London, Greater London, W1H 7PF
- Nature of business
- Construction of domestic buildings
A.D London Developments Ltd is a 2-year-old private limited company registered in London, company number 15895326, one of 12,075 building contractors in London. Its next accounts are due at Companies House on 31 May 2027, and its first CT600 is due at HMRC on 30 August 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 30 August 2025, as filed at Companies House.
Where A.D London Developments Ltd is registered
The registered office is in London (W1H), in the Westminster local authority area, London. Show W1H 7PF on a map.
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What happens if A.D London Developments 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
- 15895326
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 August 2024 (2 years ago)
- Registered office
- 20 Ground Floor Rear, Flat 4, Upper Berkeley Street, London, Greater London, W1H 7PF
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 August 2025
- Last confirmation statement
- 12 August 2026
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in London
Other active building contractors registered in London.
- A.D Scaffolding Ltd2019
- A.D.Foster Construction Ltd2026
- A.E Construction and Maintenance Limited2020
- A.E.F. Realty Ltd2023
- A.G. International Renovations Ltd2022
- A.G.E Construction Ltd2018
- A.G.M Building Constructions Ltd2020
- A.I.M Property Improvements Ltd2020
All building contractors in London · All trades in London · Builders across the UK
Frequently asked questions
When are A.D London Developments Ltd's accounts due?
A.D London Developments Ltd's next accounts are due at Companies House by 31 May 2027 (in 231 days), covering the period to 31 August 2026.
When is A.D London Developments 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 30 August 2026, due by 30 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 A.D London Developments Ltd still trading?
A.D London Developments 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 A.D London Developments Ltd do?
A.D London Developments Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is A.D London Developments Ltd?
A.D London Developments Ltd was incorporated on 13 August 2024, 2 years ago.
What is the penalty if A.D London Developments 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 A.D London Developments 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.