- Companies
- Property developers
- Borehamwood
- Porthminster Investments Ltd
Porthminster Investments Ltd
- Company number
- 09273130
- Incorporated
- 21 Oct 201411 years trading
- Registered office
- C/O Elstree Consultants Ltd - Regus 4 Imperial Place, Maxwell Road, Borehamwood, Hertfordshire, WD6 1JN
- Nature of business
- Development of building projects; Buying and selling of own real estate
Porthminster Investments Ltd is a 11-year-old private limited company registered in Borehamwood, company number 09273130, one of 225 property development companies in Borehamwood. Its next accounts are due at Companies House on 30 December 2026, and the CT600 for the period to 30 March 2026 is due at HMRC on 30 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 down £669 (-3.3%) on the year before, to £20K.
- Net assets rose in 0 of 9 year-on-year comparisons on record.
- Current assets of £168K against £148K owed within a year: 1.1 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 10 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £20K | £168K | £148K | 0 | |
| 31 Mar 2024 | £21K | £170K | £150K | 2 | |
| 31 Mar 2023 | £21K | £167K | £145K | 2 | |
| 31 Mar 2022 | £142K | £167K | £25K | 2 | |
| 31 Mar 2021 | £143K | £168K | £24K | 2 | |
| 30 Mar 2021 | £143K | £168K | £24K | 1 | |
| 31 Mar 2020 | £143K | £168K | £24K | 1 | |
| 31 Mar 2019 | £144K | £167K | £23K | 1 | |
| 31 Mar 2018 | £144K | £167K | £23K | 1 | |
| 30 Mar 2018 | £144K | £167K | £23K |
Where Porthminster Investments Ltd is registered
The registered office is in Borehamwood (WD6), in the Hertsmere local authority area, East of England. Show WD6 1JN on a map.
Other trade companies in WD6
- Blackstone Builders LtdBuilders
- Clements Hall (Contracts) LtdFloor and wall tilers
- P & P Roofing & Guttering LimitedProperty developers
- Stern Landscaping LtdLandscapers and gardeners
- Complete Paint & Decor LtdPainters and decorators
- 1ST Response Plumbing and Heating LimitedPlumbers and heating engineers
- Ideal Casa Construction LtdInstallers
- Gallop Construction LimitedBuilders
Also registered at this address
7 other companies use the same registered office as Porthminster Investments Ltd.
- Aris Building Solutions LimitedFinishing trades
- Daniel Woodroffe Group LtdProperty developers
- Eren Developments LtdProperty developers
- Halestrong LimitedCleaning companies
- Langdale Electrical Services LtdElectricians
- Porthminster London LtdBuilders
- Porthminster LtdProperty developers
What happens if Porthminster Investments 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 30 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 31 Dec 2026 to 30 Jan 2027 | £150 |
| 1 to 3 months late | 31 Jan 2027 to 30 Mar 2027 | £375 |
| 3 to 6 months late | 31 Mar 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 | 31 Mar 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 | 30 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
- 09273130
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 October 2014 (11 years ago)
- Registered office
- C/O Elstree Consultants Ltd - Regus 4 Imperial Place, Maxwell Road, Borehamwood, Hertfordshire, WD6 1JN
- Nature of business
- Development of building projects (SIC 41100)
Buying and selling of own real estate (SIC 68100) - Year end
- 30 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 19 October 2025
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 Borehamwood
Other active property development companies registered in Borehamwood.
- Porthminster Ltd2009
- Prenga Limited2017
- Pro-Develop Ltd2020
- Property Experts (Nationwide) Limited2000
- Reda Homes Limited2023
- Redington Capital Limited2013
- Redington Developments (Alperton) Limited2018
- Redington Developments (Athlon Road) Limited2018
All property development companies in Borehamwood · All trades in Borehamwood · Property developers across the UK
Frequently asked questions
When are Porthminster Investments Ltd's accounts due?
Porthminster Investments Ltd's next accounts are due at Companies House by 30 December 2026 (in 78 days), covering the period to 30 March 2026.
When is Porthminster Investments Ltd's CT600 due?
The CT600 for the period to 30 March 2026 is due at HMRC by 30 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 31 December 2026.
Is Porthminster Investments Ltd still trading?
Porthminster Investments 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 Porthminster Investments Ltd do?
Porthminster Investments Ltd is registered under Development of building projects (SIC 41100); Buying and selling of own real estate (SIC 68100).
How old is Porthminster Investments Ltd?
Porthminster Investments Ltd was incorporated on 21 October 2014, 11 years ago.
What is the penalty if Porthminster Investments 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 Porthminster Investments 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.