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- Ad Development Solution Ltd
Company profile · Specialist contractors
Ad Development Solution Ltd
Ad Development Solution Ltd is a newly incorporated private limited company registered in London, company number 17337691, one of 4,318 specialist construction companies in London. Its next accounts are due at Companies House on 13 April 2028, and its first CT600 is due at HMRC on 12 July 2028.
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 Ad Development Solution Ltd is registered
The registered office is in London (E17), in the Waltham Forest local authority area, London. Show E17 8QH on a map.
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What happens if Ad Development Solution 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 13 April 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 14 Apr 2028 to 13 May 2028 | £150 |
| 1 to 3 months late | 14 May 2028 to 13 Jul 2028 | £375 |
| 3 to 6 months late | 14 Jul 2028 to 13 Oct 2028 | £750 |
| More than 6 months late | From 14 Oct 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2028 | £200 |
| 3 months late | 31 Oct 2028 | another £200 |
| 6 months late | 31 Jan 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 2029 | 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
- 17337691
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 July 2026
- Registered office
- 53 Devonshire Road, London, E17 8QH
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 July (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in London
Other active specialist construction companies registered in London.
- Ad Safe Ltd2026
- Ada Gas Ltd2026
- Adaptive Energy Solutions Ltd2018
- Addisen Ltd2022
- Ade Construct Ltd2024
- Adept Warehouse Solutions Ltd2026
- Adesan Construction & Decoration Ltd2020
- Adg Build Ltd2020
All specialist construction companies in London · All trades in London · Specialist contractors across the UK
Frequently asked questions
When are Ad Development Solution Ltd's accounts due?
Ad Development Solution Ltd's next accounts are due at Companies House by 13 April 2028 (in 549 days), covering the period to 31 July 2027.
When is Ad Development Solution 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 12 July 2027, due by 12 July 2028, and one for the period to 31 July 2027, due by 31 July 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Ad Development Solution Ltd still trading?
Ad Development Solution 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 Ad Development Solution Ltd do?
Ad Development Solution Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Ad Development Solution Ltd?
Ad Development Solution Ltd was incorporated on 13 July 2026, less than a year ago.
What is the penalty if Ad Development Solution 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 Ad Development Solution 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.