- Companies
- Builders
- Portsmouth
- J.Walker Building & Construction Ltd
J.Walker Building & Construction Ltd
- Company number
- 13369774
- Incorporated
- 30 Apr 20215 years trading
- Registered office
- Gatcombe House, Copnor Road, Portsmouth, PO3 5EJ
- Nature of business
- Construction of domestic buildings
J.Walker Building & Construction Ltd is a 5-year-old private limited company registered in Portsmouth, company number 13369774, one of 175 building contractors in Portsmouth. 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 £9,600 on the year before, to £10K.
- Net assets rose in 2 of 3 year-on-year comparisons on record.
- Current assets of £19K against £12K owed within a year: 1.6 times cover.
- 2 employees 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 |
|---|---|---|---|---|---|
| 30 Apr 2025 | £10K | £19K | £12K | 2 | |
| 30 Apr 2024 | £564 | £13K | £16K | 2 | |
| 30 Apr 2023 | £563 | £22K | £22K | 1 | |
| 30 Apr 2022 | £3,886 | £19K | £15K | 1 |
Where J.Walker Building & Construction Ltd is registered
The registered office is in Portsmouth (PO3), in the Portsmouth local authority area, South East. Show PO3 5EJ on a map.
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- GP Technical LtdSpecialist contractors
Shared registered office
157 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if J.Walker Building & 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 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
- 13369774
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 April 2021 (5 years ago)
- Registered office
- Gatcombe House, Copnor Road, Portsmouth, PO3 5EJ
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 29 April 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 Portsmouth
Other active building contractors registered in Portsmouth.
- Jackson Group Construction Ltd2022
- JB Steels & Construction Ltd2020
- JC Management and Concultancy Services Ltd2021
- JDF Builders Ltd2026
- Kaizen Garden Rooms Ltd2025
- Katinas Dry Lining Ltd2015
- Kelsea Construction Ltd2019
- Kerley Builders Ltd2007
All building contractors in Portsmouth · All trades in Portsmouth · Builders across the UK
Frequently asked questions
When are J.Walker Building & Construction Ltd's accounts due?
J.Walker Building & Construction Ltd's next accounts are due at Companies House by 31 January 2027 (in 110 days), covering the period to 30 April 2026.
When is J.Walker Building & Construction 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 J.Walker Building & Construction Ltd still trading?
J.Walker Building & 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.Walker Building & Construction Ltd do?
J.Walker Building & Construction Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is J.Walker Building & Construction Ltd?
J.Walker Building & Construction Ltd was incorporated on 30 April 2021, 5 years ago.
What is the penalty if J.Walker Building & 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.Walker Building & 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.