Company profile · Builders
Mill Enterprises Ltd
Mill Enterprises Ltd is a 1-year-old private limited company registered in London, company number 16688642, one of 12,075 building contractors in London. Its next accounts are due at Companies House on 2 June 2027, and its first CT600 is due at HMRC on 1 September 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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Who runs and owns Mill Enterprises Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| M*** D*** | Director | Sep 2025 |
Person with significant control
Where Mill Enterprises Ltd is registered
The registered office is in London (N1), in the Hackney local authority area, London. Show N1 7GU on a map.
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Shared registered office
1,583 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Mill Enterprises 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 2 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 3 Jun 2027 to 2 Jul 2027 | £150 |
| 1 to 3 months late | 3 Jul 2027 to 2 Sep 2027 | £375 |
| 3 to 6 months late | 3 Sep 2027 to 2 Dec 2027 | £750 |
| More than 6 months late | From 3 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 16688642
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 September 2025 (1 year ago)
- Registered office
- 20 Wenlock Road, London, N1 7GU
- Nature of business
- Construction of domestic buildings (SIC 41202)
Construction of other civil engineering projects n.e.c. (SIC 42990)
Other specialised construction activities n.e.c. (SIC 43999)
Other engineering activities (SIC 71129) - Year end
- 30 September (accounting reference date)
- Accounts type
- No accounts filed yet
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.
- Mill Hill Building Company Ltd2012
- Millbank Properties Limited1985
- Millenium Construction Ltd2024
- Millennium Construction and Environmental Management Ltd2026
- Miller Building Limited2022
- Millimetri Ltd2024
- Mills Brickwork Ltd2023
- Milwall Builders Ltd2025
All building contractors in London · All trades in London · Builders across the UK
Frequently asked questions
When are Mill Enterprises Ltd's accounts due?
Mill Enterprises Ltd's next accounts are due at Companies House by 2 June 2027 (in 233 days), covering the period to 30 September 2026.
When is Mill Enterprises 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 1 September 2026, due by 1 September 2027, and one for the period to 30 September 2026, due by 30 September 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Mill Enterprises Ltd still trading?
Mill Enterprises 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 Mill Enterprises Ltd do?
Mill Enterprises Ltd is registered under Construction of domestic buildings (SIC 41202); Construction of other civil engineering projects n.e.c. (SIC 42990); Other specialised construction activities n.e.c. (SIC 43999); Other engineering activities (SIC 71129).
How old is Mill Enterprises Ltd?
Mill Enterprises Ltd was incorporated on 2 September 2025, 1 year ago.
Who runs Mill Enterprises Ltd?
Mill Enterprises Ltd has 1 active director, the longest-serving appointed in Sep 2025. Their names and service addresses are on the Companies House register.
Who owns Mill Enterprises Ltd?
One person or company has significant control of Mill Enterprises Ltd: an individual (owns 75% or more of the shares).
What is the penalty if Mill Enterprises 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 Mill Enterprises 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.