- Companies
- Specialist contractors
- Portsmouth
- Irbk Limited
Irbk Limited
- Company number
- 15522552
- Incorporated
- 26 Feb 20242 years trading
- Registered office
- 8 Blakesley Lane, Portsmouth, PO3 5UG
- Nature of business
- Other specialised construction activities n.e.c.
Irbk Limited is a 2-year-old private limited company registered in Portsmouth, company number 15522552, one of 193 specialist construction companies in Portsmouth. Its next accounts are due at Companies House on 25 November 2026, and the CT600 for the period to 25 February 2026 is due at HMRC on 25 February 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 28 February 2025, as filed at Companies House.
Where Irbk Limited is registered
The registered office is in Portsmouth (PO3), in the Portsmouth local authority area, South East. Show PO3 5UG on a map.
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- GP Technical LtdSpecialist contractors
What happens if Irbk Limited 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 25 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 26 Nov 2026 to 25 Dec 2026 | £150 |
| 1 to 3 months late | 26 Dec 2026 to 25 Feb 2027 | £375 |
| 3 to 6 months late | 26 Feb 2027 to 25 May 2027 | £750 |
| More than 6 months late | From 26 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 26 Feb 2027 | £200 |
| 3 months late | 25 May 2027 | another £200 |
| 6 months late | 25 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 25 Feb 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
- 15522552
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 26 February 2024 (2 years ago)
- Registered office
- 8 Blakesley Lane, Portsmouth, PO3 5UG
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 25 February (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 25 February 2026
- Previous names
- Hoggs Installations Limited (until 12 Jul 2024)
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in Portsmouth
Other active specialist construction companies registered in Portsmouth.
- J A Build and Develop Ltd2026
- J C Portable Site Accommodation Ltd2011
- J Glazing Ltd2020
- J R Construction Management Ltd2014
- Jad Property Services Limited2015
- Jem Maintenance (South) Ltd2026
- JFL Interiors Ltd2023
- Jhe Global Ltd2012
All specialist construction companies in Portsmouth · All trades in Portsmouth · Specialist contractors across the UK
Frequently asked questions
When are Irbk Limited's accounts due?
Irbk Limited's next accounts are due at Companies House by 25 November 2026 (in 44 days), covering the period to 25 February 2026.
When is Irbk Limited's CT600 due?
The CT600 for the period to 25 February 2026 is due at HMRC by 25 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 26 November 2026.
Is Irbk Limited still trading?
Irbk Limited 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 Irbk Limited do?
Irbk Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Irbk Limited?
Irbk Limited was incorporated on 26 February 2024, 2 years ago.
What is the penalty if Irbk Limited 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 Irbk Limited 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.