- Companies
- Property developers
- London
- Mushroom Developments Ltd
Mushroom Developments Ltd
- Company number
- 11492468
- Incorporated
- 31 Jul 20188 years trading
- Registered office
- 22 Fernleigh Road, London, N21 3AL
- Nature of business
- Development of building projects
Mushroom Developments Ltd is a 8-year-old private limited company registered in London, company number 11492468, one of 14,100 property development companies in London. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Mushroom Developments LtdOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 down £144 (-20.1%) on the year before, to -£862.
- Net assets rose in 0 of 6 year-on-year comparisons on record.
- 2 employees on average during the year.
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2025 | -£862 | £7,862 | 2 | ||
| 31 Jul 2024 | -£718 | £7,718 | 2 | ||
| 31 Jul 2023 | -£598 | £7,598 | 2 | ||
| 31 Jul 2022 | -£478 | £7,478 | 2 | ||
| 31 Jul 2021 | -£358 | £7,358 | 2 | ||
| 31 Jul 2020 | -£238 | £7,238 | |||
| 31 Jul 2019 | -£118 | £7,118 |
Where Mushroom Developments Ltd is registered
The registered office is in London (N21), in the Enfield local authority area, London. Show N21 3AL on a map.
Other trade companies in N21
- Churchill Bespoke Tailors LtdRepair services
- Art of Tiling LtdBuilders
- Profinix LimitedBuilders
- Bleachy LimitedCleaning companies
- PP Carpentry LtdBuilders
- 6 Bourne Hill LtdMechanics and garages
- Empire Assessments NVQS LtdSpecialist contractors
- Emergency Sparkz LtdElectricians
What happens if Mushroom Developments 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 30 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 11492468
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 31 July 2018 (8 years ago)
- Registered office
- 22 Fernleigh Road, London, N21 3AL
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 21 July 2026
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 London
Other active property development companies registered in London.
- Muskox Construction Limited2018
- Mustard Brickwork Ltd2020
- Muttonbird Holdings Limited2024
- Muum (UK) Limited2018
- MV Dryliners Limited2019
- MV Group Brickwork Ltd2023
- Mve Installations Ltd2018
- MVM Build Limited2026
All property development companies in London · All trades in London · Property developers across the UK
Frequently asked questions
When are Mushroom Developments Ltd's accounts due?
Mushroom Developments Ltd's next accounts are due at Companies House by 30 April 2027 (in 200 days), covering the period to 31 July 2026.
When is Mushroom Developments Ltd's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is Mushroom Developments Ltd still trading?
Mushroom Developments 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 Mushroom Developments Ltd do?
Mushroom Developments Ltd is registered under Development of building projects (SIC 41100).
How old is Mushroom Developments Ltd?
Mushroom Developments Ltd was incorporated on 31 July 2018, 8 years ago.
What is the penalty if Mushroom Developments 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 Mushroom Developments 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.