- Company number
- 15978518
- Incorporated
- 25 Sep 20242 years trading
- Registered office
- 5 ST. Andrew's Grove, London, N16 5NF
- Nature of business
- Construction of domestic buildings
Mondev Development Ltd is a 2-year-old private limited company registered in London, company number 15978518, one of 12,075 building contractors in London. Its next accounts are due at Companies House on 24 December 2026, and its first CT600 is due at HMRC on 24 September 2026.
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 Mondev Development Ltd is registered
The registered office is in London (N16), in the Hackney local authority area, London. Show N16 5NF on a map.
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Also registered at this address
1 other company uses the same registered office as Mondev Development Ltd.
- Mondev Investment LtdProperty developers
What happens if Mondev Development 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 24 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 25 Dec 2026 to 24 Jan 2027 | £150 |
| 1 to 3 months late | 25 Jan 2027 to 24 Mar 2027 | £375 |
| 3 to 6 months late | 25 Mar 2027 to 24 Jun 2027 | £750 |
| More than 6 months late | From 25 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Sep 2026 | £200 |
| 3 months late | 28 Dec 2026 | another £200 |
| 6 months late | 28 Mar 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Sep 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
- 15978518
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 25 September 2024 (2 years ago)
- Registered office
- 5 ST. Andrew's Grove, London, N16 5NF
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 28 September (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 12 October 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.
Similar companies in London
Other active building contractors registered in London.
- Mondial Construction Ltd2023
- Mongillo Construction Workshop Ltd2021
- Moni Tirona Ltd2025
- Monsal Homes Limited2005
- Monsoluk Ltd2026
- Monta Ltd2016
- Montage Projects Ltd2023
- Montalto Developments Ltd2023
All building contractors in London · All trades in London · Builders across the UK
Frequently asked questions
When are Mondev Development Ltd's accounts due?
Mondev Development Ltd's next accounts are due at Companies House by 24 December 2026 (in 73 days), covering the period to 28 September 2025.
When is Mondev Development 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 24 September 2025, due by 24 September 2026, and one for the period to 28 September 2025, due by 28 September 2026. Corporation tax is payable 9 months and 1 day after the end of each.
Is Mondev Development Ltd still trading?
Mondev Development 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 Mondev Development Ltd do?
Mondev Development Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Mondev Development Ltd?
Mondev Development Ltd was incorporated on 25 September 2024, 2 years ago.
What is the penalty if Mondev Development 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 Mondev Development 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.