- Companies
- Plumbers and heating engineers
- Havant
- Planet 9 Design Ltd
Planet 9 Design Ltd
- Company number
- 12565396
- Incorporated
- 21 Apr 20206 years trading
- Registered office
- 4 Castle Avenue, Havant, Hampshire, PO9 2RY
- Nature of business
- Plumbing, heat and air-conditioning installation
Planet 9 Design Ltd is a 6-year-old private limited company registered in Havant, company number 12565396, one of 14 plumbing and heating companies in Havant. 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 £58K (+40.2%) on the year before, to £203K.
- Net assets rose in 3 of 4 year-on-year comparisons on record.
- Current assets of £21K against £86K owed within a year: 0.2 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Apr 2025 | £203K | £21K | £86K | 2 | |
| 30 Apr 2024 | £145K | £39K | £82K | 2 | |
| 30 Apr 2023 | £61K | £107K | £19K | 2 | |
| 30 Apr 2022 | £1 | ||||
| 30 Apr 2021 | £1 |
Where Planet 9 Design Ltd is registered
The registered office is in Havant (PO9), in the Havant local authority area, South East. Show PO9 2RY on a map.
Other trade companies in PO9
- Frontline Gas LtdPlumbers and heating engineers
- RLB Building Services LtdFinishing trades
- KS Electrical Contractors LtdElectricians
- Kja-Auditing LtdSpecialist contractors
- Ajl Group LtdBuilders
- Top Premium Hand Car Wash LtdCleaning companies
- Moz-Tec Plastering LtdPlasterers
- MLM Civil Engineering LtdBuilders
What happens if Planet 9 Design Ltd 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
- 12565396
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 April 2020 (6 years ago)
- Registered office
- 4 Castle Avenue, Havant, Hampshire, PO9 2RY
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 15 March 2026
- Previous names
- HPDT Limited (until 7 Mar 2022)
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in Havant
Other active plumbing and heating companies registered in Havant.
- Southdowns Plumbing Co. Limited2025
- Assured Gas Safety Services Limited2007
- Big 5 Plumbing and Heating Limited2026
- Blimp Plumbing Ltd2025
- Clive Byng & Son Sprinklers Ltd2023
- D H Plumbing and Mechanical Ltd2018
- DM Gas and Heating Limited2022
- Elite Plumbing Heating Solutions Ltd2024
All plumbing and heating companies in Havant · All trades in Havant · Plumbers and heating engineers across the UK
Frequently asked questions
When are Planet 9 Design Ltd's accounts due?
Planet 9 Design Ltd's next accounts are due at Companies House by 31 January 2027 (in 111 days), covering the period to 30 April 2026.
When is Planet 9 Design Ltd'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 Planet 9 Design Ltd still trading?
Planet 9 Design Ltd 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 Planet 9 Design Ltd do?
Planet 9 Design Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Planet 9 Design Ltd?
Planet 9 Design Ltd was incorporated on 21 April 2020, 6 years ago.
What is the penalty if Planet 9 Design 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 Planet 9 Design Ltd 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.