- Companies
- Installers
- Blackburn
- Complete Underfloor Heating Limited
Complete Underfloor Heating Limited
- Company number
- 14403826
- Incorporated
- 7 Oct 20224 years trading
- Registered office
- 19 the Pastures, Blackburn, BB2 7QR
- Nature of business
- Other construction installation
Complete Underfloor Heating Limited is a 4-year-old private limited company registered in Blackburn, company number 14403826, one of 45 installation companies (insulation, lifts, shutters and similar) in Blackburn. Its next accounts are due at Companies House on 31 July 2027, and the CT600 for the period to 31 October 2026 is due at HMRC on 31 October 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 up £602 (+266.4%) on the year before, to £376.
- Net assets rose in 2 of 3 year-on-year comparisons on record.
- Current assets of £3,376 against £3,000 owed within a year: 1.1 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Oct 2025 | £376 | £3,376 | £3,000 | 0 | |
| 31 Oct 2024 | -£226 | £2,493 | £2,719 | 0 | |
| 31 Oct 2023 | -£653 | £2,735 | £3,388 | 0 | |
| 31 Oct 2022 | £0 | £0 | £0 | 0 |
Where Complete Underfloor Heating Limited is registered
The registered office is in Blackburn (BB2), in the Blackburn with Darwen local authority area, North West. Show BB2 7QR on a map.
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- Adhan Investments Num (4) LtdProperty developers
- Haan Automotive LtdMotor traders
- Build N Work LimitedBuilders
- Stone Bridge Structures LtdCivil engineering
What happens if Complete Underfloor Heating 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 31 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Aug 2027 to 31 Aug 2027 | £150 |
| 1 to 3 months late | 1 Sep 2027 to 31 Oct 2027 | £375 |
| 3 to 6 months late | 1 Nov 2027 to 31 Jan 2028 | £750 |
| More than 6 months late | From 1 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- 14403826
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 7 October 2022 (4 years ago)
- Registered office
- 19 the Pastures, Blackburn, BB2 7QR
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 28 September 2026
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 Blackburn
Other active installation companies (insulation, lifts, shutters and similar) registered in Blackburn.
- Drivesafe Security UK Ltd2026
- Eazyloft Ltd2026
- Four Tek Limited2020
- Get A Greener Home Ltd2024
- Home Smart Insulation Limited2025
- Homefix Glazing Ltd2026
- Inseco Ltd2022
- Insulation Direct North West Limited2014
All installation companies (insulation, lifts, shutters and similar) in Blackburn · All trades in Blackburn · Installers across the UK
Frequently asked questions
When are Complete Underfloor Heating Limited's accounts due?
Complete Underfloor Heating Limited's next accounts are due at Companies House by 31 July 2027 (in 292 days), covering the period to 31 October 2026.
When is Complete Underfloor Heating Limited's CT600 due?
The CT600 for the period to 31 October 2026 is due at HMRC by 31 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2027.
Is Complete Underfloor Heating Limited still trading?
Complete Underfloor Heating 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 Complete Underfloor Heating Limited do?
Complete Underfloor Heating Limited is registered under Other construction installation (SIC 43290).
How old is Complete Underfloor Heating Limited?
Complete Underfloor Heating Limited was incorporated on 7 October 2022, 4 years ago.
What is the penalty if Complete Underfloor Heating 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 Complete Underfloor Heating 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.