- Companies
- Joiners and carpenters
- Hull
- Blok CNC Limited
Blok CNC Limited
- Company number
- 09407653
- Incorporated
- 27 Jan 201511 years trading
- Registered office
- Unit 3 Tower House Lane, Saltend, Hull, HU12 8EE
- Nature of business
- Joinery installation
Blok CNC Limited is a 11-year-old private limited company registered in Hull, company number 09407653, one of 90 joinery companies in Hull. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 £28K (+16.9%) on the year before, to -£136K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- 3 employees on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | -£136K | £179K | 3 | ||
| 31 Mar 2024 | -£163K | £177K | 3 | ||
| 31 Mar 2023 | -£177K | £186K | 6 | ||
| 31 Mar 2022 | -£179K | £15K | £24K | £181K | 6 |
| 31 Mar 2021 | -£152K | £4,075 | £56K | £162K | 5 |
| 31 Mar 2020 | -£121K | £6,103 | £56K | £186K | 5 |
| 31 Mar 2019 | -£82K | £14K | £104K | £203K | 2 |
| 31 Mar 2018 | -£106K | £9,303 | £52K | £180K | 2 |
| 31 Mar 2017 | -£124K | £29K | £167K | ||
| 31 Mar 2016 | -£102K | £2,924 | £13K | £128K |
Where Blok CNC Limited is registered
The registered office is in Hull (HU12), in the East Riding of Yorkshire local authority area, Yorkshire and The Humber. Show HU12 8EE on a map.
Other trade companies in HU12
- SM Electrical Group LtdMachinery repair and installation
- Aek Contracts LimitedPainters and decorators
- Amhil Automotive LtdMechanics and garages
- Jack Robinson (Hull) LtdMachinery repair and installation
- Liftx Group LimitedMachinery repair and installation
- Kingfisher Gas & Plumbing LtdPlumbers and heating engineers
- STB Energy LtdMachinery repair and installation
- Frame-Tech UPVC Windows & Doors LtdFinishing trades
What happens if Blok CNC 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 09407653
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 January 2015 (11 years ago)
- Registered office
- Unit 3 Tower House Lane, Saltend, Hull, HU12 8EE
- Nature of business
- Joinery installation (SIC 43320)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 7 September 2025
- Previous names
- CNC Hull Limited (until 17 Dec 2015)
Filing notes for joinery companies
Joinery companies can carry stock and work in progress at the year end, especially bespoke workshop work, and that figure moves the profit for the year.
Similar companies in Hull
Other active joinery companies registered in Hull.
- Brookes Group (Hull) Limited2008
- C A Maintenance Services Ltd2017
- C Ellis Joinery & Installations Ltd2022
- C. A. M. Building Limited2011
- Carl Hurd Joinery Ltd2021
- Churchill Building Developments Ltd2013
- CJB (Hull) Limited2010
- CLS Joinery Services Limited2019
All joinery companies in Hull · All trades in Hull · Joiners and carpenters across the UK
Frequently asked questions
When are Blok CNC Limited's accounts due?
Blok CNC Limited's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Blok CNC Limited's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Blok CNC Limited still trading?
Blok CNC Limited is listed as active on the Companies House register (checked 12 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 Blok CNC Limited do?
Blok CNC Limited is registered under Joinery installation (SIC 43320).
How old is Blok CNC Limited?
Blok CNC Limited was incorporated on 27 January 2015, 11 years ago.
What is the penalty if Blok CNC 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 Blok CNC Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.