7MH Ltd
- Company number
- 17486929
- Incorporated
- 28 Sep 2026
- Registered office
- 31 Blairderry Road, London, SW2 4SD
- Nature of business
- Other specialised construction activities n.e.c.
7MH Ltd is a newly incorporated private limited company registered in London, company number 17486929, one of 4,318 specialist construction companies in London. Its next accounts are due at Companies House on 28 June 2028, and its first CT600 is due at HMRC on 27 September 2028.
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.
Is this your company?
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Where 7MH Ltd is registered
The registered office is in London (SW2), in the Lambeth local authority area, London. Show SW2 4SD on a map.
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Also registered at this address
2 other companies use the same registered office as 7MH Ltd.
- HM Cleaning LtdCleaning companies
- Isg Investments LimitedProperty developers
What happens if 7MH 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 28 June 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 29 Jun 2028 to 28 Jul 2028 | £150 |
| 1 to 3 months late | 29 Jul 2028 to 28 Sep 2028 | £375 |
| 3 to 6 months late | 29 Sep 2028 to 28 Dec 2028 | £750 |
| More than 6 months late | From 29 Dec 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2028 | £200 |
| 3 months late | 30 Dec 2028 | another £200 |
| 6 months late | 30 Mar 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 2029 | 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
- 17486929
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 September 2026
- Registered office
- 31 Blairderry Road, London, SW2 4SD
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 30 September (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in London
Other active specialist construction companies registered in London.
- 7X'N Ltd2023
- 9L Fire Protection Ltd2025
- @Karlosbuilder Ltd2023
- A & Jison Ltd2021
- A & M Builders Property Maintenance & Contractors Ltd2025
- A & M Developers Limited2020
- A & R Building & Roofing Ltd2023
- A & T Groundworks Limited2026
All specialist construction companies in London · All trades in London · Specialist contractors across the UK
Frequently asked questions
When are 7MH Ltd's accounts due?
7MH Ltd's next accounts are due at Companies House by 28 June 2028 (in 625 days), covering the period to 30 September 2027.
When is 7MH 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 27 September 2027, due by 27 September 2028, and one for the period to 30 September 2027, due by 30 September 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is 7MH Ltd still trading?
7MH 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 7MH Ltd do?
7MH Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is 7MH Ltd?
7MH Ltd was incorporated on 28 September 2026, less than a year ago.
What is the penalty if 7MH 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 7MH 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.