- Companies
- Property developers
- Harrow
- Reliable Property Developments Ltd
Reliable Property Developments Ltd
- Company number
- 12039010
- Incorporated
- 7 Jun 20197 years trading
- Registered office
- Office 9, 4TH Floor, Congress House, 14 Lyon Road, Harrow, HA1 2EN
- Nature of business
- Development of building projects
Reliable Property Developments Ltd is a 7-year-old private limited company registered in Harrow, company number 12039010, one of 679 property development companies in Harrow. Companies House shows its accounts as overdue: they were due on 31 March 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 down £3,070 (-6%) on the year before, to -£55K.
- Net assets rose in 0 of 4 year-on-year comparisons on record.
- Current assets of £32K against £44K owed within a year: 0.7 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 5 years, 2020 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Jun 2024 | -£55K | £32K | £44K | 1 | |
| 30 Jun 2023 | -£51K | £21K | £28K | 1 | |
| 30 Jun 2022 | -£48K | £1,185 | £4,960 | 1 | |
| 30 Jun 2021 | -£27K | £19K | £480 | 1 | |
| 30 Jun 2020 | -£5,109 | £45K | £300 | 0 |
Where Reliable Property Developments Ltd is registered
The registered office is in Harrow (HA1), in the Harrow local authority area, London. Show HA1 2EN on a map.
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What happens if Reliable Property Developments Ltd files late
If the accounts reach Companies House today, the late filing penalty is £1,500 (£3,000 if last year's accounts were also late). It rises at each step below.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2026 to 30 Apr 2026 | £150 |
| 1 to 3 months late | 1 May 2026 to 30 Jun 2026 | £375 |
| 3 to 6 months late | 1 Jul 2026 to 30 Sep 2026 | £750 |
| More than 6 months late | From 1 Oct 2026 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2026 | £200 |
| 3 months late | 30 Sep 2026 | another £200 |
| 6 months late | 30 Dec 2026 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 12039010
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 7 June 2019 (7 years ago)
- Registered office
- Office 9, 4TH Floor, Congress House, 14 Lyon Road, Harrow, HA1 2EN
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 June 2024
- Last confirmation statement
- 6 June 2026
- Charges (mortgages)
- 4 outstanding of 4 registered
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 Harrow
Other active property development companies registered in Harrow.
- Reliant Building and Developments Limited2015
- Rentingwala Ltd2026
- Reynolds Property Developments Limited2021
- Richmond Gate Development Ltd2021
- Richwel Limited2022
- Riverhill Group Ltd2021
- Riverhill Ltd2020
- Riviera 66 Ltd2024
All property development companies in Harrow · All trades in Harrow · Property developers across the UK
Frequently asked questions
When are Reliable Property Developments Ltd's accounts due?
Reliable Property Developments Ltd's accounts were due at Companies House on 31 March 2026 and the register shows them as overdue.
When is Reliable Property Developments Ltd's CT600 due?
The CT600 for the period to 30 June 2025 is due at HMRC by 30 June 2026, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2026.
Is Reliable Property Developments Ltd still trading?
Reliable Property Developments Ltd 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 Reliable Property Developments Ltd do?
Reliable Property Developments Ltd is registered under Development of building projects (SIC 41100).
How old is Reliable Property Developments Ltd?
Reliable Property Developments Ltd was incorporated on 7 June 2019, 7 years ago.
What is the penalty if Reliable Property 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 Reliable Property Developments Ltd 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.