- Company number
- 16334810
- Incorporated
- 22 Mar 20251 year trading
- Registered office
- 52 Desford Road, London, E16 4NJ
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings
Umf Groundworkers Ltd is a 1-year-old private limited company registered in London, company number 16334810, one of 12,075 building contractors in London. Its next accounts are due at Companies House on 22 December 2026, and its first CT600 is due at HMRC on 21 March 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where Umf Groundworkers Ltd is registered
The registered office is in London (E16), in the Newham local authority area, London. Show E16 4NJ on a map.
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What happens if Umf Groundworkers 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 22 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 23 Dec 2026 to 22 Jan 2027 | £150 |
| 1 to 3 months late | 23 Jan 2027 to 22 Mar 2027 | £375 |
| 3 to 6 months late | 23 Mar 2027 to 22 Jun 2027 | £750 |
| More than 6 months late | From 23 Jun 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
- 16334810
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 22 March 2025 (1 year ago)
- Registered office
- 52 Desford Road, London, E16 4NJ
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202) - Year end
- 31 March (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 21 March 2026
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.
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Other active building contractors registered in London.
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- Un Construction Ltd2023
- Unal Engineering & Consulting Ltd2017
- Unbuild.London Ltd2015
- Underway Construction Ltd2022
- Unica Construction Ltd2021
- Unica Electrical Solutions Ltd2023
- Unick Interiors Ltd2025
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Frequently asked questions
When are Umf Groundworkers Ltd's accounts due?
Umf Groundworkers Ltd's next accounts are due at Companies House by 22 December 2026 (in 71 days), covering the period to 31 March 2026.
When is Umf Groundworkers Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 21 March 2026, due by 21 March 2027, and one for the period to 31 March 2026, due by 31 March 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Umf Groundworkers Ltd still trading?
Umf Groundworkers 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 Umf Groundworkers Ltd do?
Umf Groundworkers Ltd is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202).
How old is Umf Groundworkers Ltd?
Umf Groundworkers Ltd was incorporated on 22 March 2025, 1 year ago.
What is the penalty if Umf Groundworkers 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 Umf Groundworkers 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.