- Companies
- Specialist contractors
- Cardiff
- One Matter Group Infrastructure Limited
One Matter Group Infrastructure Limited
- Company number
- 16227187
- Incorporated
- 4 Feb 20251 year trading
- Registered office
- PO Box 4385, 16227187 - Companies House Default Address, Cardiff, CF14 8LH
- Nature of business
- Other specialised construction activities n.e.c.
One Matter Group Infrastructure Limited is a 1-year-old private limited company registered in Cardiff, company number 16227187, one of 173 specialist construction companies in Cardiff. Its next accounts are due at Companies House on 4 November 2026, and its first CT600 is due at HMRC on 3 February 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where One Matter Group Infrastructure Limited is registered
The registered office is in Cardiff (CF14), in the Caerphilly local authority area, Wales. Show CF14 8LH on a map.
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What happens if One Matter Group Infrastructure 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 4 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 5 Nov 2026 to 4 Dec 2026 | £150 |
| 1 to 3 months late | 5 Dec 2026 to 4 Feb 2027 | £375 |
| 3 to 6 months late | 5 Feb 2027 to 4 May 2027 | £750 |
| More than 6 months late | From 5 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 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
- 16227187
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 February 2025 (1 year ago)
- Registered office
- PO Box 4385, 16227187 - Companies House Default Address, Cardiff, CF14 8LH
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 28 February (accounting reference date)
- Accounts type
- No accounts filed yet
- Previous names
- One Matter Group Limited (until 13 Oct 2025)
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 Cardiff
Other active specialist construction companies registered in Cardiff.
- Pattern Drives & Walls Limited2019
- Point-IT-Right Ltd2011
- Prad Glass Limited2013
- Primeguard Fire and Security Ltd2024
- Project 12 Construction Limited2019
- QBR Contractors Ltd2016
- Quality Waterproofing Ltd2022
- R Lewis & Co (UK) Limited2007
All specialist construction companies in Cardiff · All trades in Cardiff · Specialist contractors across the UK
Frequently asked questions
When are One Matter Group Infrastructure Limited's accounts due?
One Matter Group Infrastructure Limited's next accounts are due at Companies House by 4 November 2026 (in 22 days), covering the period to 28 February 2026.
When is One Matter Group Infrastructure Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 3 February 2026, due by 3 February 2027, and one for the period to 28 February 2026, due by 28 February 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is One Matter Group Infrastructure Limited still trading?
One Matter Group Infrastructure Limited is listed as active on the Companies House register (checked 13 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 One Matter Group Infrastructure Limited do?
One Matter Group Infrastructure Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is One Matter Group Infrastructure Limited?
One Matter Group Infrastructure Limited was incorporated on 4 February 2025, 1 year ago.
What is the penalty if One Matter Group Infrastructure 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 One Matter Group Infrastructure Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.