- Companies
- Property developers
- Ruislip
- THM Architecture Ltd
THM Architecture Ltd
- Company number
- 12785586
- Incorporated
- 2 Aug 20206 years trading
- Registered office
- 2ND Floor College House, 17 King Edwards Road, Ruislip, London, HA4 7AE
- Nature of business
- Development of building projects; Construction of domestic buildings
THM Architecture Ltd is a 6-year-old private limited company registered in Ruislip, company number 12785586, one of 132 property development companies in Ruislip. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets down £162 (-61.6%) on the year before, to £101.
- Net assets rose in 1 of 4 year-on-year comparisons on record.
- 1 employee on average during the year.
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2025 | £101 | £1 | £1 | £0 | 1 |
| 31 Aug 2024 | £263 | £163 | £163 | £0 | 1 |
| 31 Aug 2023 | £100 | £0 | £0 | £0 | 1 |
| 31 Aug 2022 | £1,860 | £1,860 | £1,860 | 1 | |
| 31 Aug 2021 | £2,286 | £2,286 | £2,286 | 1 |
Where THM Architecture Ltd is registered
The registered office is in Ruislip (HA4), in the Hillingdon local authority area, London. Show HA4 7AE on a map.
Other trade companies in HA4
- SSC London LtdGroundworks and demolition
- DCR Industriltdal LtdPainters and decorators
- Katardino Monten for General Contracting and Supplies LtdCivil engineering
- Apex Build & Move LtdBuilders
- Ridgeway Building Contracts LimitedProperty developers
- Azya Farah LtdBuilders
- Howdens Roofing & Guttering LimitedRoofers
- Vetro Glazing LimitedGlaziers
Shared registered office
264 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if THM Architecture 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
- 12785586
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 August 2020 (6 years ago)
- Registered office
- 2ND Floor College House, 17 King Edwards Road, Ruislip, London, HA4 7AE
- Nature of business
- Development of building projects (SIC 41100)
Construction of domestic buildings (SIC 41202) - Year end
- 31 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 1 August 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 Ruislip
Other active property development companies registered in Ruislip.
- Timpson Properties Limited2009
- Trenstone Ltd2024
- Trishul Developer Private Limited2026
- TSL Construction-NW Ltd2025
- Vine Real Estate Ltd2021
- Water End Developments Limited2020
- West London Tiling & Developments Ltd2019
- Above & Beyond Property Care Ltd2026
All property development companies in Ruislip · All trades in Ruislip · Property developers across the UK
Frequently asked questions
When are THM Architecture Ltd's accounts due?
THM Architecture 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 THM Architecture Ltd's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is THM Architecture Ltd still trading?
THM Architecture 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 THM Architecture Ltd do?
THM Architecture Ltd is registered under Development of building projects (SIC 41100); Construction of domestic buildings (SIC 41202).
How old is THM Architecture Ltd?
THM Architecture Ltd was incorporated on 2 August 2020, 6 years ago.
What is the penalty if THM Architecture 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 THM Architecture 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.