- Companies
- Groundworks and demolition
- Walthamstow
- G. Z Carpenter Ltd
G. Z Carpenter Ltd
- Company number
- 14813711
- Incorporated
- 19 Apr 20233 years trading
- Registered office
- Flat 11 12 Erskine Road, Walthamstow, Walthamstow, London, E17 6GB
- Nature of business
- Site preparation
G. Z Carpenter Ltd is a 3-year-old private limited company registered in Walthamstow, company number 14813711, one of the UK's groundworks and demolition companies. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 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 £5,331 (+121.3%) on the year before, to £9,726.
- Current assets of £54 against £9,672 owed within a year: 0.0 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Apr 2025 | £9,726 | £54 | £9,672 | 2 | |
| 30 Apr 2024 | £4,395 | £5,302 | 2 |
Where G. Z Carpenter Ltd is registered
The registered office is in Walthamstow (E17), in the Waltham Forest local authority area, London. Show E17 6GB on a map.
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What happens if G. Z Carpenter 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 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 14813711
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 April 2023 (3 years ago)
- Registered office
- Flat 11 12 Erskine Road, Walthamstow, Walthamstow, London, E17 6GB
- Nature of business
- Site preparation (SIC 43120)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 18 April 2026
Filing notes for groundworks and demolition companies
Groundworks and demolition companies tend to own heavy plant, so capital allowances and hire purchase liabilities show up in both the accounts and the CT600.
Similar companies in Walthamstow
Other active groundworks and demolition companies registered in Walthamstow.
- LPB Land Ltd2023
- Universal Engineers1313 Limited2023
- Sapcote Management Company Limited2023
- Hmi Tiling Limited2023
- MSS Groundworks Ltd2023
- GHL Site Services Ltd2023
- T Reed Construction (NW) Ltd2023
- Dig N Dump Ltd2023
All groundworks and demolition companies in Walthamstow · All trades in Walthamstow · Groundworks and demolition across the UK
Frequently asked questions
When are G. Z Carpenter Ltd's accounts due?
G. Z Carpenter Ltd's next accounts are due at Companies House by 31 January 2027 (in 110 days), covering the period to 30 April 2026.
When is G. Z Carpenter Ltd's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is G. Z Carpenter Ltd still trading?
G. Z Carpenter 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 G. Z Carpenter Ltd do?
G. Z Carpenter Ltd is registered under Site preparation (SIC 43120).
How old is G. Z Carpenter Ltd?
G. Z Carpenter Ltd was incorporated on 19 April 2023, 3 years ago.
What is the penalty if G. Z Carpenter 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 G. Z Carpenter 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.