- Company number
- 14709540
- Incorporated
- 6 Mar 20233 years trading
- Registered office
- Flat 5 Mercury House, Linden Avenue, Watford, WD18 7AY
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings; Other building completion and finishing
Prjct SLTN Ltd is a 3-year-old private limited company registered in Watford, company number 14709540, one of 365 building contractors in Watford. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 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 up £2,378 (+9%) on the year before, to £29K.
- Current assets of £52K against £50K 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 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £29K | £52K | £50K | 0 | |
| 31 Mar 2024 | £26K | £43K | £16K | 0 |
Where Prjct SLTN Ltd is registered
The registered office is in Watford (WD18), in the Watford local authority area, East of England. Show WD18 7AY on a map.
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- S Buildx LtdBuilders
- CDP Mechanical Contracting LtdPlumbers and heating engineers
- Lane Commercial LtdCivil engineering
What happens if Prjct SLTN 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 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 | 1 Apr 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 | 31 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
- 14709540
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 March 2023 (3 years ago)
- Registered office
- Flat 5 Mercury House, Linden Avenue, Watford, WD18 7AY
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202)
Other building completion and finishing (SIC 43390) - Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 5 March 2026
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Watford
Other active building contractors registered in Watford.
- Pro Buildings Group Limited2020
- Pro General Constructions Ltd2023
- Pro-Math Limited2022
- Probuildynamics Ltd2025
- Procurepoint Ltd2026
- Prolicence Limited2025
- Property People Investments Limited2014
- Ptechelectrics Ltd2024
All building contractors in Watford · All trades in Watford · Builders across the UK
Frequently asked questions
When are Prjct SLTN Ltd's accounts due?
Prjct SLTN Ltd's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Prjct SLTN Ltd's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Prjct SLTN Ltd still trading?
Prjct SLTN 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 Prjct SLTN Ltd do?
Prjct SLTN Ltd is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202); Other building completion and finishing (SIC 43390).
How old is Prjct SLTN Ltd?
Prjct SLTN Ltd was incorporated on 6 March 2023, 3 years ago.
What is the penalty if Prjct SLTN 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 Prjct SLTN 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.