- Company number
- 15503526
- Incorporated
- 19 Feb 20242 years trading
- Registered office
- 208 Princes Avenue, London, NW9 9JG
- Nature of business
- Construction of domestic buildings; Construction of other civil engineering projects n.e.c.; Other construction installation; Other building completion and finishing
Catalin Extension & Refurbs Ltd is a 2-year-old private limited company registered in London, company number 15503526, one of 12,075 building contractors in London. Its next accounts are due at Companies House on 30 November 2027, and the CT600 for the period to 28 February 2027 is due at HMRC on 28 February 2028.
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 £1,882 (-651.2%) on the year before, to -£1,593.
- Current assets of £8,240 against £9,833 owed within a year: 0.8 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 2 years, 2025 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2026 | -£1,593 | £8,240 | £8,240 | £9,833 | 2 |
| 28 Feb 2025 | £289 | £5,643 | £5,643 | £5,354 | 2 |
Where Catalin Extension & Refurbs Ltd is registered
The registered office is in London (NW9), in the Brent local authority area, London. Show NW9 9JG on a map.
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What happens if Catalin Extension & Refurbs 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 30 November 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2027 to 31 Dec 2027 | £150 |
| 1 to 3 months late | 1 Jan 2028 to 29 Feb 2028 | £375 |
| 3 to 6 months late | 1 Mar 2028 to 31 May 2028 | £750 |
| More than 6 months late | From 1 Jun 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Feb 2028 | £200 |
| 3 months late | 28 May 2028 | another £200 |
| 6 months late | 28 Aug 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 15503526
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 February 2024 (2 years ago)
- Registered office
- 208 Princes Avenue, London, NW9 9JG
- Nature of business
- Construction of domestic buildings (SIC 41202)
Construction of other civil engineering projects n.e.c. (SIC 42990)
Other construction installation (SIC 43290)
Other building completion and finishing (SIC 43390) - Year end
- 29 February (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 28 February 2026
- Last confirmation statement
- 8 February 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 London
Other active building contractors registered in London.
- Catalin Services Ltd2018
- Catcib Electrical Ltd2024
- Cate Distribution Limited2026
- Catto & Co Construction Ltd2020
- Cav Refurbishment Limited2019
- Cavari Developments Ltd2025
- Cavendish Contractors Limited2025
- Cawidoh Decor London Ltd2021
All building contractors in London · All trades in London · Builders across the UK
Frequently asked questions
When are Catalin Extension & Refurbs Ltd's accounts due?
Catalin Extension & Refurbs Ltd's next accounts are due at Companies House by 30 November 2027 (in 413 days), covering the period to 28 February 2027.
When is Catalin Extension & Refurbs Ltd's CT600 due?
The CT600 for the period to 28 February 2027 is due at HMRC by 28 February 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2027.
Is Catalin Extension & Refurbs Ltd still trading?
Catalin Extension & Refurbs 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 Catalin Extension & Refurbs Ltd do?
Catalin Extension & Refurbs Ltd is registered under Construction of domestic buildings (SIC 41202); Construction of other civil engineering projects n.e.c. (SIC 42990); Other construction installation (SIC 43290); Other building completion and finishing (SIC 43390).
How old is Catalin Extension & Refurbs Ltd?
Catalin Extension & Refurbs Ltd was incorporated on 19 February 2024, 2 years ago.
What is the penalty if Catalin Extension & Refurbs 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 Catalin Extension & Refurbs 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.