- Companies
- Installers
- Watford
- Clestar Limited
Clestar Limited
- Company number
- 16507949
- Incorporated
- 10 Jun 20251 year trading
- Registered office
- 21 Cardiff Road, Watford, WD18 0DS
- Nature of business
- Other construction installation; Other specialised construction activities n.e.c.; Other research and experimental development on natural sciences and engineering; Quantity surveying activities
Clestar Limited is a 1-year-old private limited company registered in Watford, company number 16507949, one of 80 installation companies (insulation, lifts, shutters and similar) in Watford. Its next accounts are due at Companies House on 10 March 2027, and its first CT600 is due at HMRC on 9 June 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.
Is this your company?
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Where Clestar Limited is registered
The registered office is in Watford (WD18), in the Watford local authority area, East of England. Show WD18 0DS on a map.
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- S Buildx LtdBuilders
- CDP Mechanical Contracting LtdPlumbers and heating engineers
- Lane Commercial LtdCivil engineering
What happens if Clestar 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 10 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 11 Mar 2027 to 10 Apr 2027 | £150 |
| 1 to 3 months late | 11 Apr 2027 to 10 Jun 2027 | £375 |
| 3 to 6 months late | 11 Jun 2027 to 10 Sep 2027 | £750 |
| More than 6 months late | From 11 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 16507949
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 June 2025 (1 year ago)
- Registered office
- 21 Cardiff Road, Watford, WD18 0DS
- Nature of business
- Other construction installation (SIC 43290)
Other specialised construction activities n.e.c. (SIC 43999)
Other research and experimental development on natural sciences and engineering (SIC 72190)
Quantity surveying activities (SIC 74902) - Year end
- 30 June (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 13 November 2025
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Watford
Other active installation companies (insulation, lifts, shutters and similar) registered in Watford.
- Cmi 2011 Ltd2011
- Cne Refurbishments Ltd2013
- Cooper Fencing Limited2025
- Cretu Contractors Ltd2024
- D&M Carpentry Ltd2020
- Danslow Signs Ltd2026
- Datum Services Ltd2023
- Decorative Decorators Ltd2012
All installation companies (insulation, lifts, shutters and similar) in Watford · All trades in Watford · Installers across the UK
Frequently asked questions
When are Clestar Limited's accounts due?
Clestar Limited's next accounts are due at Companies House by 10 March 2027 (in 149 days), covering the period to 30 June 2026.
When is Clestar 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 9 June 2026, due by 9 June 2027, and one for the period to 30 June 2026, due by 30 June 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Clestar Limited still trading?
Clestar Limited 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 Clestar Limited do?
Clestar Limited is registered under Other construction installation (SIC 43290); Other specialised construction activities n.e.c. (SIC 43999); Other research and experimental development on natural sciences and engineering (SIC 72190); Quantity surveying activities (SIC 74902).
How old is Clestar Limited?
Clestar Limited was incorporated on 10 June 2025, 1 year ago.
What is the penalty if Clestar 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 Clestar Limited 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.