- Companies
- Property developers
- Coulsdon
- Rockettscience Limited
Rockettscience Limited
- Company number
- 08982189
- Incorporated
- 7 Apr 201412 years trading
- Registered office
- 24 Coulsdon Rise, Coulsdon, Surrey, CR5 2SA
- Nature of business
- Development of building projects
Rockettscience Limited is a 12-year-old private limited company registered in Coulsdon, company number 08982189, one of 49 property development companies in Coulsdon. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 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 £4,313 (+2.6%) on the year before, to £173K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £175K against £2,107 owed within a year: more than 10 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- 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 Apr 2025 | £173K | £172K | £175K | £2,107 | 0 |
| 30 Apr 2024 | £168K | £167K | £170K | £1,753 | 0 |
| 30 Apr 2023 | £165K | £47K | £348K | £182K | 0 |
| 30 Apr 2022 | £119K | £125K | £546K | £428K | 1 |
| 30 Apr 2021 | £122K | £543K | £543K | £421K | 1 |
| 30 Apr 2020 | £122K | £392K | £394K | £273K | 1 |
| 30 Apr 2019 | £20K | £6,874 | £581K | £561K | |
| 30 Apr 2018 | £21K | £5,200 | £343K | £322K | |
| 30 Apr 2017 | £26K | £26K | £26K | £305 | |
| 30 Apr 2016 | £27K | £27K | £27K | £297 |
Where Rockettscience Limited is registered
The registered office is in Coulsdon (CR5), in the Croydon local authority area, London. Show CR5 2SA on a map.
Other trade companies in CR5
- Rowson Electrical LtdElectricians
- Hodges Building and Landscaping LtdBuilders
- Alliance Air Conditioning LtdPlumbers and heating engineers
- HTP Construction LtdBuilders
- Apex International Construction LimitedBuilders
- Luxe Services LtdFinishing trades
- Premier Climate LtdPlumbers and heating engineers
- Jigsaw Builds LtdBuilders
What happens if Rockettscience 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 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 08982189
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 7 April 2014 (12 years ago)
- Registered office
- 24 Coulsdon Rise, Coulsdon, Surrey, CR5 2SA
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 1 April 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 Coulsdon
Other active property development companies registered in Coulsdon.
- Saltin Ltd2004
- Shas Homes Ltd2019
- Sisken Solutions Ltd2014
- Staywithcre Ltd2026
- Stokoe Ltd2006
- Thea Projects Limited2018
- Uprise Construction Limited2016
- Uprise Construction Services Limited2023
All property development companies in Coulsdon · All trades in Coulsdon · Property developers across the UK
Frequently asked questions
When are Rockettscience Limited's accounts due?
Rockettscience Limited's next accounts are due at Companies House by 31 January 2027 (in 111 days), covering the period to 30 April 2026.
When is Rockettscience Limited's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is Rockettscience Limited still trading?
Rockettscience 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 Rockettscience Limited do?
Rockettscience Limited is registered under Development of building projects (SIC 41100).
How old is Rockettscience Limited?
Rockettscience Limited was incorporated on 7 April 2014, 12 years ago.
What is the penalty if Rockettscience 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 Rockettscience 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.