- Companies
- Property developers
- London
- Crystal Reef Limited
Crystal Reef Limited
- Company number
- 12419605
- Incorporated
- 22 Jan 20206 years trading
- Registered office
- 13-14 Welbeck Street, London, W1G 9XU
- Nature of business
- Development of building projects; Activities of other holding companies n.e.c.
Crystal Reef Limited is a 6-year-old private limited company registered in London, company number 12419605, one of 14,100 property development companies in London. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 2027.
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 up £3.1M (+71.1%) on the year before, to £7.5M.
- Current assets of £8.3M against £1.4M owed within a year: 5.9 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 4 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £7.5M | £1M | £8.3M | £1.4M | 0 |
| 31 Mar 2024 | £4.4M | £8.7M | £5.5M | 1 | |
| 31 Mar 2023 | £4.4M | £4.2M | £2,043 | 1 | |
| 31 Mar 2021 | £1 | £0 | £500K | £500K | 0 |
Where Crystal Reef Limited is registered
The registered office is in London (W1G), in the Westminster local authority area, London. Show W1G 9XU on a map.
Other trade companies in W1G
- Frontier Overland LimitedMotor traders
- Hento Enterprise LtdMotor traders
- Devonshire Projects LtdBuilders
- D-Raw Projects LimitedProperty developers
- Trembit UK LtdElectricians
- Civic Stone Asset Management LtdBuilders
- Oak Rise Placemakers LtdProperty developers
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Also registered at this address
10 other companies use the same registered office as Crystal Reef Limited.
- Digital Reef GB 002 LimitedProperty developers
- Digital Reef GB 003 LimitedProperty developers
- Digital Reef GB 004 LimitedProperty developers
- Digital Reef GB 005 LimitedProperty developers
- Digital Reef Za 001 LimitedProperty developers
- Kalk Bay LimitedProperty developers
- Oak Rise Placemakers LtdProperty developers
- Reef Origin Ba LimitedProperty developers
- Reef Origin LS LimitedProperty developers
- Reef Origin Ox 004 LimitedProperty developers
What happens if Crystal Reef Limited 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 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 12419605
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 22 January 2020 (6 years ago)
- Registered office
- 13-14 Welbeck Street, London, W1G 9XU
- Nature of business
- Development of building projects (SIC 41100)
Activities of other holding companies n.e.c. (SIC 64209) - Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 21 January 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.
- Crystal Ridge Properties Ltd2025
- Crystal Zenith Ltd2026
- Crystalfix Ltd2023
- CS Building Services Consultants Limited2011
- CS Spatial Engineering Ltd2025
- Csa Builders Limited2025
- Csa Estates Ltd2017
- CSJ Homes (En3) Ltd2022
All property development companies in London · All trades in London · Property developers across the UK
Frequently asked questions
When are Crystal Reef Limited's accounts due?
Crystal Reef Limited's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Crystal Reef Limited's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Crystal Reef Limited still trading?
Crystal Reef Limited 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 Crystal Reef Limited do?
Crystal Reef Limited is registered under Development of building projects (SIC 41100); Activities of other holding companies n.e.c. (SIC 64209).
How old is Crystal Reef Limited?
Crystal Reef Limited was incorporated on 22 January 2020, 6 years ago.
What is the penalty if Crystal Reef Limited 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 Crystal Reef Limited 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.