- Companies
- Civil engineering
- London
- MNM Construct Limited
MNM Construct Limited
- Company number
- 12797913
- Incorporated
- 6 Aug 20206 years trading
- Registered office
- C/O Archer Associates Churchill House, 120 Bunns Lane, London, NW7 2AS
- Nature of business
- Construction of other civil engineering projects n.e.c.
MNM Construct Limited is a 6-year-old private limited company registered in London, company number 12797913, one of 1,853 civil engineering contractors in London. Companies House shows its accounts as overdue: they were due on 29 August 2026.
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 £1,224 (+25.7%) on the year before, to £5,978.
- Net assets rose in 3 of 3 year-on-year comparisons on record.
- Current assets of £8,062 against £3,108 owed within a year: 2.6 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 4 years, 2021 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2024 | £5,978 | £7,024 | £8,062 | £3,108 | 1 |
| 31 Aug 2023 | £4,754 | £5,656 | £2,182 | 1 | |
| 31 Aug 2022 | £2,909 | £12K | £12K | £11K | 1 |
| 31 Aug 2021 | £1,184 | £4,920 | £5,866 | £6,682 | 2 |
Where MNM Construct Limited is registered
The registered office is in London (NW7), in the Barnet local authority area, London. Show NW7 2AS on a map.
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Shared registered office
47 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 MNM Construct Limited files late
If the accounts reach Companies House today, the late filing penalty is £375 (£750 if last year's accounts were also late). It rises at each step below.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 30 Aug 2026 to 29 Sep 2026 | £150 |
| 1 to 3 months late | 30 Sep 2026 to 29 Nov 2026 | £375 |
| 3 to 6 months late | 30 Nov 2026 to 28 Feb 2027 | £750 |
| More than 6 months late | From 1 Mar 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 30 Nov 2026 | £200 |
| 3 months late | 28 Feb 2027 | another £200 |
| 6 months late | 29 May 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 29 Nov 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
- 12797913
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 August 2020 (6 years ago)
- Registered office
- C/O Archer Associates Churchill House, 120 Bunns Lane, London, NW7 2AS
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 30 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 August 2024
- Last confirmation statement
- 6 August 2025
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in London
Other active civil engineering contractors registered in London.
- Modeen Ltd2025
- Modelfin Ltd2021
- Modu Positioning Limited2026
- Moducraft Ltd2025
- Mohd Engineering Ltd2019
- Mokrani Services Ltd2026
- Mold&Drag Ltd2024
- Mominur Limited2025
All civil engineering contractors in London · All trades in London · Civil engineering across the UK
Frequently asked questions
When are MNM Construct Limited's accounts due?
MNM Construct Limited's accounts were due at Companies House on 29 August 2026 and the register shows them as overdue.
When is MNM Construct Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 31 August 2025, due by 31 August 2026, and one for the period to 29 November 2025, due by 29 November 2026. Corporation tax is payable 9 months and 1 day after the end of each.
Is MNM Construct Limited still trading?
MNM Construct Limited 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 MNM Construct Limited do?
MNM Construct Limited is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is MNM Construct Limited?
MNM Construct Limited was incorporated on 6 August 2020, 6 years ago.
What is the penalty if MNM Construct Limited 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 MNM Construct Limited 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.