- Companies
- Property developers
- Wallington
- Simonharry Limited
Simonharry Limited
- Company number
- 16726601
- Incorporated
- 18 Sep 20251 year trading
- Registered office
- 20 Upper Road, Wallington, SM6 8JY
- Nature of business
- Development of building projects
Simonharry Limited is a 1-year-old private limited company registered in Wallington, company number 16726601, one of 66 property development companies in Wallington. Its next accounts are due at Companies House on 18 June 2027, and its first CT600 is due at HMRC on 17 September 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 Simonharry Limited is registered
The registered office is in Wallington (SM6), in the Sutton local authority area, London. Show SM6 8JY on a map.
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What happens if Simonharry Limited 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 18 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 19 Jun 2027 to 18 Jul 2027 | £150 |
| 1 to 3 months late | 19 Jul 2027 to 18 Sep 2027 | £375 |
| 3 to 6 months late | 19 Sep 2027 to 18 Dec 2027 | £750 |
| More than 6 months late | From 19 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 16726601
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 September 2025 (1 year ago)
- Registered office
- 20 Upper Road, Wallington, SM6 8JY
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 30 September (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 5 October 2026
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 Wallington
Other active property development companies registered in Wallington.
- SKJ Developments Ltd2025
- Southern Construction Group Ltd2025
- Stayton Road Limited2020
- Stone & Vale Properties Ltd2025
- Stones Constructions Ltd2019
- The Formative Years Group Limited1990
- Tiempo Properties Ltd2026
- TK Properties London Ltd2026
All property development companies in Wallington · All trades in Wallington · Property developers across the UK
Frequently asked questions
When are Simonharry Limited's accounts due?
Simonharry Limited's next accounts are due at Companies House by 18 June 2027 (in 249 days), covering the period to 30 September 2026.
When is Simonharry Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 17 September 2026, due by 17 September 2027, and one for the period to 30 September 2026, due by 30 September 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Simonharry Limited still trading?
Simonharry Limited 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 Simonharry Limited do?
Simonharry Limited is registered under Development of building projects (SIC 41100).
How old is Simonharry Limited?
Simonharry Limited was incorporated on 18 September 2025, 1 year ago.
What is the penalty if Simonharry Limited 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 Simonharry Limited 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.