- Companies
- Joiners and carpenters
- Sevenoaks
- TZ Welding Ltd
TZ Welding Ltd
- Company number
- 09897067
- Incorporated
- 1 Dec 201510 years trading
- Registered office
- Unit 6B Birchwood Lane, Knockholt, Sevenoaks, TN14 7LP
- Nature of business
- Joinery installation
TZ Welding Ltd is a 10-year-old private limited company registered in Sevenoaks, company number 09897067, one of 13 joinery companies in Sevenoaks. Companies House shows its accounts as overdue: they were due on 30 September 2026.
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 £20K (+17.4%) on the year before, to -£95K.
- Net assets rose in 2 of 8 year-on-year comparisons on record.
- Current assets of £12K against £85K owed within a year: 0.1 times cover.
- 6 employees on average during the year.
- Balance sheets on record for 9 years, 2016 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2024 | -£95K | £12K | £85K | 6 | |
| 31 Dec 2023 | -£114K | £2,815 | £14K | £117K | 6 |
| 31 Dec 2022 | -£98K | £7,948 | £7,948 | £84K | 6 |
| 31 Dec 2021 | -£119K | £8 | £1,954 | £84K | 6 |
| 31 Dec 2020 | -£96K | £8,930 | £67K | 6 | |
| 31 Dec 2019 | -£39K | £42K | 6 | ||
| 31 Dec 2018 | -£15K | £23K | |||
| 31 Dec 2017 | -£7,607 | £2,803 | £21K | ||
| 31 Dec 2016 | -£6,116 | £3,276 | £8,783 | £19K |
Where TZ Welding Ltd is registered
The registered office is in Sevenoaks (TN14), in the Sevenoaks local authority area, South East. Show TN14 7LP on a map.
Other trade companies in TN14
- Hawkers Aviation LimitedMachinery repair and installation
- Ceclean LtdMechanics and garages
- Fortress Roofing and Developments LtdRoofers
- Pivot and Jewels LtdRepair services
- MT Roofing and Damp Proofing LtdRoofers
- Goliath Group London LtdProperty developers
- Rel Home Care Services LtdCleaning companies
- UK Portfolioworks LtdProperty developers
What happens if TZ Welding Ltd files late
If the accounts reach Companies House today, the late filing penalty is £150 (£300 if last year's accounts were also late). It rises at each step below.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2026 to 31 Oct 2026 | £150 |
| 1 to 3 months late | 1 Nov 2026 to 31 Dec 2026 | £375 |
| 3 to 6 months late | 1 Jan 2027 to 31 Mar 2027 | £750 |
| More than 6 months late | From 1 Apr 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2027 | £200 |
| 3 months late | 31 Mar 2027 | another £200 |
| 6 months late | 30 Jun 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 2027 | 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
- 09897067
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 December 2015 (10 years ago)
- Registered office
- Unit 6B Birchwood Lane, Knockholt, Sevenoaks, TN14 7LP
- Nature of business
- Joinery installation (SIC 43320)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2024
- Last confirmation statement
- 11 February 2026
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 Sevenoaks
Other active joinery companies registered in Sevenoaks.
- All Door Solutions Limited2026
- Bluegum Construction Limited2012
- Bold Fitting & Joinery Ltd2025
- C D Carpentry Services Limited2020
- Green Signature Construction Ltd2026
- Inscope Management Services Limited2001
- Metro Contracting Limited2010
- Pearson Carpentry Limited1999
All joinery companies in Sevenoaks · All trades in Sevenoaks · Joiners and carpenters across the UK
Frequently asked questions
When are TZ Welding Ltd's accounts due?
TZ Welding Ltd's accounts were due at Companies House on 30 September 2026 and the register shows them as overdue.
When is TZ Welding Ltd's CT600 due?
The CT600 for the period to 31 December 2025 is due at HMRC by 31 December 2026, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2026.
Is TZ Welding Ltd still trading?
TZ Welding Ltd 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 TZ Welding Ltd do?
TZ Welding Ltd is registered under Joinery installation (SIC 43320).
How old is TZ Welding Ltd?
TZ Welding Ltd was incorporated on 1 December 2015, 10 years ago.
What is the penalty if TZ Welding 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 TZ Welding Ltd 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.