- Companies
- Property developers
- Harpenden
- Rocket 45 Limited
Rocket 45 Limited
- Company number
- 13621274
- Incorporated
- 14 Sep 20215 years trading
- Registered office
- White Gables, Little Lane, Harpenden, Hertfordshire, AL5 1DF
- Nature of business
- Development of building projects; Other letting and operating of own or leased real estate
Rocket 45 Limited is a 5-year-old private limited company registered in Harpenden, company number 13621274, one of 62 property development companies in Harpenden. 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 down £135K (-94.5%) on the year before, to £7,833.
- Net assets rose in 1 of 3 year-on-year comparisons on record.
- Current assets of £10K against £2,219 owed within a year: 4.5 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | £7,833 | £55 | £10K | £2,219 | 1 |
| 30 Sep 2024 | £143K | £13K | £13K | £1.7M | 1 |
| 30 Sep 2023 | -£147K | £31K | £32K | £1.7M | 1 |
| 30 Sep 2022 | -£28K | £1,344 | £297K | £1.1M | 1 |
Where Rocket 45 Limited is registered
The registered office is in Harpenden (AL5), in the St Albans local authority area, East of England. Show AL5 1DF on a map.
Other trade companies in AL5
- M&T Building Services LimitedBuilders
- Rolfe Groundworks LtdGroundworks and demolition
- Rolls and Sons LtdProperty developers
- WM Holdings Group LtdProperty developers
- A Hussain Motor Group LtdMotor traders
- Harpenden Window Cleaning LtdCleaning companies
- Honey Bear Energy LimitedPlumbers and heating engineers
- M&D Paving LtdCivil engineering
What happens if Rocket 45 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
- 13621274
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 September 2021 (5 years ago)
- Registered office
- White Gables, Little Lane, Harpenden, Hertfordshire, AL5 1DF
- Nature of business
- Development of building projects (SIC 41100)
Other letting and operating of own or leased real estate (SIC 68209) - Year end
- 30 September (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 13 September 2026
- Charges (mortgages)
- 2 outstanding of 2 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 Harpenden
Other active property development companies registered in Harpenden.
- Rolls and Sons Ltd2026
- Sice Trading Limited2021
- Skye Developers Limited2006
- Stankerr Pubs Limited2009
- Star Investment Properties Limited1993
- Sureau Ltd2005
- Tema Construction Ltd2019
- The Harrow Harpenden Management Company Limited2019
All property development companies in Harpenden · All trades in Harpenden · Property developers across the UK
Frequently asked questions
When are Rocket 45 Limited's accounts due?
Rocket 45 Limited's next accounts are due at Companies House by 30 June 2027 (in 261 days), covering the period to 30 September 2026.
When is Rocket 45 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 Rocket 45 Limited still trading?
Rocket 45 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 Rocket 45 Limited do?
Rocket 45 Limited is registered under Development of building projects (SIC 41100); Other letting and operating of own or leased real estate (SIC 68209).
How old is Rocket 45 Limited?
Rocket 45 Limited was incorporated on 14 September 2021, 5 years ago.
What is the penalty if Rocket 45 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 Rocket 45 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.