J Dissmann Construction Ltd
- Company number
- 13239888
- Incorporated
- 2 Mar 20215 years trading
- Registered office
- 41 High Street, Ty Capel Gorphwysfa, Llanberis, Gwynedd, LL55 4EU
- Nature of business
- Construction of domestic buildings
J Dissmann Construction Ltd is a 5-year-old private limited company registered in Llanberis, company number 13239888, one of the UK's building contractors. 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 £240 (+23%) on the year before, to -£804.
- Net assets rose in 2 of 3 year-on-year comparisons on record.
- Current assets of £177 against £731 owed within a year: 0.2 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 |
|---|---|---|---|---|---|
| 31 Mar 2025 | -£804 | £177 | £731 | 1 | |
| 31 Mar 2024 | -£1,044 | £248 | £992 | 1 | |
| 31 Mar 2023 | -£1,466 | £282 | £1,388 | 1 | |
| 31 Mar 2022 | £675 | £1,654 | £619 | 1 |
Where J Dissmann Construction Ltd is registered
The registered office is in Llanberis (LL55), in the Gwynedd local authority area, Wales. Show LL55 4EU on a map.
Other trade companies in LL55
- Gic Construction & Groundworks LtdInstallers
- Caton Site Welding LtdMachinery repair and installation
- Celtic Heritage Stonemasonry LimitedCivil engineering
- Celtic Heritage Construction LimitedBuilders
- 31 High ST LimitedProperty developers
- Robertson’S Property Services LtdSpecialist contractors
- Tirion Solutions LtdElectricians
- Melltd LtdProperty developers
What happens if J Dissmann Construction 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
- 13239888
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 March 2021 (5 years ago)
- Registered office
- 41 High Street, Ty Capel Gorphwysfa, Llanberis, Gwynedd, LL55 4EU
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 1 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
Other active building contractors.
Frequently asked questions
When are J Dissmann Construction Ltd's accounts due?
J Dissmann Construction 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 J Dissmann Construction 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 J Dissmann Construction Ltd still trading?
J Dissmann Construction 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 J Dissmann Construction Ltd do?
J Dissmann Construction Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is J Dissmann Construction Ltd?
J Dissmann Construction Ltd was incorporated on 2 March 2021, 5 years ago.
What is the penalty if J Dissmann Construction 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 J Dissmann Construction 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.