- Company number
- 17359882
- Incorporated
- 24 Jul 2026
- Registered office
- 24 Belsize Grove, Belsize Grove, London, NW3 4TR
- Nature of business
- Construction of domestic buildings
Thermal Shield Ltd is a newly incorporated private limited company registered in London, company number 17359882, one of 12,075 building contractors in London. Its next accounts are due at Companies House on 24 April 2028, and its first CT600 is due at HMRC on 23 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.
Is this your company?
File the first accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Thermal Shield LtdOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
Where Thermal Shield Ltd is registered
The registered office is in London (NW3), in the Camden local authority area, London. Show NW3 4TR on a map.
Other trade companies in NW3
- Hampstead on Demand LimitedBuilders
- RL Property Services London LtdBuilders
- Maxfix Auto LtdMechanics and garages
- Hampstead Property Services Group LimitedFinishing trades
- Ej London Construction LtdFinishing trades
- JBRK Facilities LtdFacilities management
- Fasoltek LimitedMotor traders
- Am Plumbing Solutions LimitedPlumbers and heating engineers
What happens if Thermal Shield 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 24 April 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 25 Apr 2028 to 24 May 2028 | £150 |
| 1 to 3 months late | 25 May 2028 to 24 Jul 2028 | £375 |
| 3 to 6 months late | 25 Jul 2028 to 24 Oct 2028 | £750 |
| More than 6 months late | From 25 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
- 17359882
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 July 2026
- Registered office
- 24 Belsize Grove, Belsize Grove, London, NW3 4TR
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 July (accounting reference date)
- Accounts type
- No accounts filed yet
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.
- Thesohoinn Ltd2025
- Thiandson Property Ltd2021
- Thomas & Leo Developments Ltd2024
- Thomas Construction Build & Renovation Ltd2026
- Thomas Hoxley Ltd2026
- Thomas M Construction Ltd2026
- Thomas Robinson Construction Ltd2022
- Thomas Sparrow Construction Ltd2014
All building contractors in London · All trades in London · Builders across the UK
Frequently asked questions
When are Thermal Shield Ltd's accounts due?
Thermal Shield Ltd's next accounts are due at Companies House by 24 April 2028 (in 560 days), covering the period to 31 July 2027.
When is Thermal Shield 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 23 July 2027, due by 23 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 Thermal Shield Ltd still trading?
Thermal Shield 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 Thermal Shield Ltd do?
Thermal Shield Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Thermal Shield Ltd?
Thermal Shield Ltd was incorporated on 24 July 2026, less than a year ago.
What is the penalty if Thermal Shield 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 Thermal Shield 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.