- Companies
- Property developers
- Covent Garden
- Mayflower Improvements Ltd
Mayflower Improvements Ltd
- Company number
- 17151450
- Incorporated
- 11 Apr 2026
- Registered office
- 71-75 Shelton Street, Covent Garden, London, WC2H 9JQ
- Nature of business
- Development of building projects; Other construction installation; Other building completion and finishing
Mayflower Improvements Ltd is a newly incorporated private limited company registered in Covent Garden, company number 17151450, one of 941 property development companies in Covent Garden. Its next accounts are due at Companies House on 11 January 2028, and its first CT600 is due at HMRC on 10 April 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.
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Where Mayflower Improvements Ltd is registered
The registered office is in Covent Garden (WC2H), in the Camden local authority area, London. Show WC2H 9JQ on a map.
Other trade companies in WC2H
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- Sal Cleaning LtdCleaning companies
- Cityshine Facilities Services LtdCleaning companies
- Pureoceanscleaning LtdCleaning companies
- Muca Property Group LimitedProperty developers
- E.L.G.G LtdJoiners and carpenters
- First Ascentia Integrated LtdCleaning companies
- Fixing London LtdSpecialist contractors
Shared registered office
4,529 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 Mayflower Improvements 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 11 January 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 12 Jan 2028 to 11 Feb 2028 | £150 |
| 1 to 3 months late | 12 Feb 2028 to 11 Apr 2028 | £375 |
| 3 to 6 months late | 12 Apr 2028 to 11 Jul 2028 | £750 |
| More than 6 months late | From 12 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2028 | £200 |
| 3 months late | 30 Jul 2028 | another £200 |
| 6 months late | 30 Oct 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 17151450
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 April 2026
- Registered office
- 71-75 Shelton Street, Covent Garden, London, WC2H 9JQ
- Nature of business
- Development of building projects (SIC 41100)
Other construction installation (SIC 43290)
Other building completion and finishing (SIC 43390) - Year end
- 30 April (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in Covent Garden
Other active property development companies registered in Covent Garden.
- MB Project Management Consultancy Ltd2025
- Mbkrj Ltd2025
- MBS Sales Ltd2026
- MCHG Property Ltd2026
- MDK Building Group Ltd2026
- Meidan Ltd2010
- Mep Cad Solutions Limited2022
- Metalogic Innovations Ltd2023
All property development companies in Covent Garden · All trades in Covent Garden · Property developers across the UK
Frequently asked questions
When are Mayflower Improvements Ltd's accounts due?
Mayflower Improvements Ltd's next accounts are due at Companies House by 11 January 2028 (in 455 days), covering the period to 30 April 2027.
When is Mayflower Improvements 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 10 April 2027, due by 10 April 2028, and one for the period to 30 April 2027, due by 30 April 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Mayflower Improvements Ltd still trading?
Mayflower Improvements 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 Mayflower Improvements Ltd do?
Mayflower Improvements Ltd is registered under Development of building projects (SIC 41100); Other construction installation (SIC 43290); Other building completion and finishing (SIC 43390).
How old is Mayflower Improvements Ltd?
Mayflower Improvements Ltd was incorporated on 11 April 2026, less than a year ago.
What is the penalty if Mayflower Improvements 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 Mayflower Improvements 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.