Company profile · Builders
Celadecor Ltd
Celadecor Ltd is a 1-year-old private limited company registered in Windsor, company number 16683273, one of 66 building contractors in Windsor. Its next accounts are due at Companies House on 31 May 2027, and its first CT600 is due at HMRC on 30 August 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 Celadecor Ltd is registered
The registered office is in Windsor (SL4), in the Windsor and Maidenhead local authority area, South East. Show SL4 5DU on a map.
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What happens if Celadecor 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
- 16683273
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 31 August 2025 (1 year ago)
- Registered office
- 166B Oxford Road, Windsor, SL4 5DU
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 August (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 30 August 2026
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 Windsor
Other active building contractors registered in Windsor.
- CFK Holdings Limited2020
- Chattering Builders Limited2015
- Crestwood Luxury Homes Ltd2025
- Elizabeth Rose Homes Limited2020
- F. J. Lane and Sons Limited1964
- Fynix Group Ltd2026
- GK General Building Ltd2022
- Global Engineering & Trading Ltd2025
All building contractors in Windsor · All trades in Windsor · Builders across the UK
Frequently asked questions
When are Celadecor Ltd's accounts due?
Celadecor 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 Celadecor 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 30 August 2026, due by 30 August 2027, and one for the period to 31 August 2026, due by 31 August 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Celadecor Ltd still trading?
Celadecor 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 Celadecor Ltd do?
Celadecor Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Celadecor Ltd?
Celadecor Ltd was incorporated on 31 August 2025, 1 year ago.
What is the penalty if Celadecor 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 Celadecor 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.