- Companies
- Civil engineering
- Dagenham
- Crystal Oasis Limited
Crystal Oasis Limited
- Company number
- 09231697
- Incorporated
- 23 Sep 201412 years trading
- Registered office
- 20 Dorothy Gardens, Dagenham, RM8 2HR
- Nature of business
- Construction of other civil engineering projects n.e.c.; Management consultancy activities other than financial management; Other service activities n.e.c.
Crystal Oasis Limited is a 12-year-old private limited company registered in Dagenham, company number 09231697, one of 82 civil engineering contractors in Dagenham. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 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 £398 (+18.8%) on the year before, to £2,511.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £18K against £4,096 owed within a year: 4.4 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | £2,511 | £416 | £18K | £4,096 | 1 |
| 30 Sep 2024 | £2,113 | £251 | £18K | £1,273 | 1 |
| 30 Sep 2023 | -£1,721 | £251 | £18K | £3,273 | 1 |
| 30 Sep 2022 | -£154 | £12K | £19K | £1,373 | 1 |
| 30 Sep 2021 | -£37 | £12K | £23K | £4,050 | 1 |
| 30 Sep 2020 | -£8,599 | £4,429 | £14K | £23K | 1 |
| 30 Sep 2019 | -£19K | £1,043 | £1,043 | £20K | 1 |
| 30 Sep 2018 | -£8,451 | £422 | £422 | £8,873 | |
| 30 Sep 2017 | £1,569 | £422 | £3,175 | £1,606 | |
| 30 Sep 2016 | £1,640 | £1,647 | £4,823 | £3,183 |
Where Crystal Oasis Limited is registered
The registered office is in Dagenham (RM8), in the Barking and Dagenham local authority area, London. Show RM8 2HR on a map.
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What happens if Crystal Oasis 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 30 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 09231697
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 September 2014 (12 years ago)
- Registered office
- 20 Dorothy Gardens, Dagenham, RM8 2HR
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
Management consultancy activities other than financial management (SIC 70229)
Other service activities n.e.c. (SIC 96090) - Year end
- 30 September (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 18 May 2026
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in Dagenham
Other active civil engineering contractors registered in Dagenham.
- Dagenham Shop Fronts Ltd2021
- Darlex Ltd2017
- DMC Construction Utilities Ltd2023
- DMDS Enterprise Limited2015
- Elimted Limited2025
- Elshadar Services Limited2015
- Energise Electrical Services Ltd2025
- Es Rail Construction Ltd2021
All civil engineering contractors in Dagenham · All trades in Dagenham · Civil engineering across the UK
Frequently asked questions
When are Crystal Oasis Limited's accounts due?
Crystal Oasis Limited's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.
When is Crystal Oasis Limited's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is Crystal Oasis Limited still trading?
Crystal Oasis 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 Oasis Limited do?
Crystal Oasis Limited is registered under Construction of other civil engineering projects n.e.c. (SIC 42990); Management consultancy activities other than financial management (SIC 70229); Other service activities n.e.c. (SIC 96090).
How old is Crystal Oasis Limited?
Crystal Oasis Limited was incorporated on 23 September 2014, 12 years ago.
What is the penalty if Crystal Oasis 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 Oasis 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.