- Company number
- 15357959
- Incorporated
- 18 Dec 20232 years trading
- Registered office
- 1034 High Road, Flat 19 Imperial House, London, N20 0QW
- Nature of business
- Construction of domestic buildings; Electrical installation; Plumbing, heat and air-conditioning installation; Other building completion and finishing
Green Construction Management Ltd is a 2-year-old private limited company registered in London, company number 15357959, one of 12,075 building contractors in London. 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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Financial snapshot, 2024
From the balance sheet at 31 December 2024, as filed at Companies House.
Where Green Construction Management Ltd is registered
The registered office is in London (N20), in the Barnet local authority area, London. Show N20 0QW on a map.
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What happens if Green Construction Management 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
- 15357959
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 December 2023 (2 years ago)
- Registered office
- 1034 High Road, Flat 19 Imperial House, London, N20 0QW
- Nature of business
- Construction of domestic buildings (SIC 41202)
Electrical installation (SIC 43210)
Plumbing, heat and air-conditioning installation (SIC 43220)
Other building completion and finishing (SIC 43390) - Year end
- 31 December (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 December 2024
- Last confirmation statement
- 17 December 2025
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.
- Green Constructions & Planning Limited2019
- Green Cube Design & Build Ltd2020
- Green Days Construction Ltd2024
- Green Door Construction Ltd2012
- Green Energy Homes Ltd2020
- Green Environ Resource Management Ltd2026
- Green Frame Building Ltd2026
- Green Group Installs Ltd2026
All building contractors in London · All trades in London · Builders across the UK
Frequently asked questions
When are Green Construction Management Ltd's accounts due?
Green Construction Management Ltd's accounts were due at Companies House on 30 September 2026 and the register shows them as overdue.
When is Green Construction Management 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 Green Construction Management Ltd still trading?
Green Construction Management Ltd is listed as active on the Companies House register (checked 13 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 Green Construction Management Ltd do?
Green Construction Management Ltd is registered under Construction of domestic buildings (SIC 41202); Electrical installation (SIC 43210); Plumbing, heat and air-conditioning installation (SIC 43220); Other building completion and finishing (SIC 43390).
How old is Green Construction Management Ltd?
Green Construction Management Ltd was incorporated on 18 December 2023, 2 years ago.
What is the penalty if Green Construction Management 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 Green Construction Management Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.