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- PJ Projects Mon Cyf
Company profile · Property developers
PJ Projects Mon Cyf
PJ Projects Mon Cyf is a 9-year-old private limited company registered in Ynys Mon, company number 10559093, one of the UK's property development companies. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 31 January 2025, as filed at Companies House. Negative net assets mean the company owed more than it owned at that date.
PJ Projects Mon Cyf over the years
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 £17K (-33.5%) on the year before, to -£69K.
- Net assets rose in 2 of 7 year-on-year comparisons on record.
- Current assets of £557K against £214K owed within a year: 2.6 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 8 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2025 | -£69K | £12K | £557K | £214K | 0 |
| 31 Jan 2024 | -£51K | £100K | £504K | £136K | 0 |
| 31 Jan 2023 | -£22K | £202K | £675K | £57K | 0 |
| 31 Jan 2022 | -£42K | £1,224 | £615K | £47K | 0 |
| 31 Jan 2021 | -£32K | £636 | £282K | £102K | 1 |
| 31 Jan 2020 | -£11K | £1,833 | £2,607 | £108K | 7 |
| 31 Jan 2019 | £5,582 | £3,684 | £11K | £102K | 6 |
| 31 Jan 2018 | -£420 | £1,855 | £4,370 | £103K | 5 |
Where PJ Projects Mon Cyf is registered
The registered office is in Ynys Mon (LL59), in the Isle of Anglesey local authority area, Wales. Show LL59 5SP on a map.
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What happens if PJ Projects Mon Cyf 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 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 10559093
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 January 2017 (9 years ago)
- Registered office
- Trefor Lwyd, Llansadwrn, Ynys Mon, LL59 5SP
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 10 January 2026
- Charges (mortgages)
- 3 outstanding of 4 registered
- Previous names
- Pot Jam Cyf (until 3 May 2022)
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
Other active property development companies.
- Kovacs Construction Ltd2017
- Sixpenny Group Ltd2017
- G&T Homes Limited2017
- Buildwell Building Contractors Ltd2017
- Resco Holdings Limited2017
- Ivagu Ltd2017
- Pristine Building Solutions Ltd2017
- FG Worrall Street Holdings Ltd2017
Property developers across the UK
Frequently asked questions
When are PJ Projects Mon Cyf's accounts due?
PJ Projects Mon Cyf's next accounts are due at Companies House by 31 October 2026 (in 19 days), covering the period to 31 January 2026.
When is PJ Projects Mon Cyf's CT600 due?
The CT600 for the period to 31 January 2026 is due at HMRC by 31 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2026.
Is PJ Projects Mon Cyf still trading?
PJ Projects Mon Cyf 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 PJ Projects Mon Cyf do?
PJ Projects Mon Cyf is registered under Development of building projects (SIC 41100).
How old is PJ Projects Mon Cyf?
PJ Projects Mon Cyf was incorporated on 11 January 2017, 9 years ago.
What is the penalty if PJ Projects Mon Cyf 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 PJ Projects Mon Cyf 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.