- Companies
- Specialist contractors
- London
- Monn Estate Ltd
Monn Estate Ltd
- Company number
- 16266287
- Incorporated
- 20 Feb 20251 year trading
- Registered office
- New Burlington House, 1075 Finchley Road, London, NW11 0PU
- Nature of business
- Other specialised construction activities n.e.c.; Buying and selling of own real estate
Monn Estate Ltd is a 1-year-old private limited company registered in London, company number 16266287, one of 4,318 specialist construction companies in London. Its next accounts are due at Companies House on 20 November 2026, and its first CT600 is due at HMRC on 19 February 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 Monn Estate Ltd is registered
The registered office is in London (NW11), in the Barnet local authority area, London. Show NW11 0PU on a map.
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Shared registered office
89 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 Monn Estate 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 20 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 21 Nov 2026 to 20 Dec 2026 | £150 |
| 1 to 3 months late | 21 Dec 2026 to 20 Feb 2027 | £375 |
| 3 to 6 months late | 21 Feb 2027 to 20 May 2027 | £750 |
| More than 6 months late | From 21 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 16266287
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 February 2025 (1 year ago)
- Registered office
- New Burlington House, 1075 Finchley Road, London, NW11 0PU
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
Buying and selling of own real estate (SIC 68100) - Year end
- 28 February (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 19 February 2026
- Charges (mortgages)
- 1 outstanding of 1 registered
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.
- Mono Renovation Ltd2023
- Monolith Contracts Ltd2021
- Montreal Building Services Ltd2025
- Moozaction Limited2015
- Morar & Son's Ltd2024
- Moraru Group Limited2022
- Moraru UK Ltd2016
- Morgan Pools (Maintenance) Limited2015
All specialist construction companies in London · All trades in London · Specialist contractors across the UK
Frequently asked questions
When are Monn Estate Ltd's accounts due?
Monn Estate Ltd's next accounts are due at Companies House by 20 November 2026 (in 38 days), covering the period to 28 February 2026.
When is Monn Estate 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 19 February 2026, due by 19 February 2027, and one for the period to 28 February 2026, due by 28 February 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Monn Estate Ltd still trading?
Monn Estate 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 Monn Estate Ltd do?
Monn Estate Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999); Buying and selling of own real estate (SIC 68100).
How old is Monn Estate Ltd?
Monn Estate Ltd was incorporated on 20 February 2025, 1 year ago.
What is the penalty if Monn Estate 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 Monn Estate 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.