- Companies
- Finishing trades
- Penarth
- Summit Interior Systems Ltd
Summit Interior Systems Ltd
- Company number
- 17045803
- Incorporated
- 20 Feb 2026
- Registered office
- 37 Teasel Avenue, Penarth, CF64 2QE
- Nature of business
- Other building completion and finishing
Summit Interior Systems Ltd is a newly incorporated private limited company registered in Penarth, company number 17045803, one of 5 building finishing companies in Penarth. Its next accounts are due at Companies House on 20 November 2027, and its first CT600 is due at HMRC on 19 February 2028.
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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Who runs and owns Summit Interior Systems Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| E*** L*** | Director | Feb 2026 |
| J*** S*** | Director | Feb 2026 |
People with significant control (2)
Where Summit Interior Systems Ltd is registered
The registered office is in Penarth (CF64), in the Vale of Glamorgan local authority area, Wales. Show CF64 2QE on a map.
Other trade companies in CF64
- L Hillman Scaffolding LtdScaffolders
- Layward Projects LtdBuilders
- Vidi Aquam LtdPlumbers and heating engineers
- Ardena Property Developments LtdProperty developers
- Jet2Go Clean LtdCleaning companies
- JP Square LtdProperty developers
- Wells & Co Developments LtdInstallers
- A Grigoriou Plumbing & Heating LtdPlumbers and heating engineers
What happens if Summit Interior Systems 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 20 November 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 21 Nov 2027 to 20 Dec 2027 | £150 |
| 1 to 3 months late | 21 Dec 2027 to 20 Feb 2028 | £375 |
| 3 to 6 months late | 21 Feb 2028 to 20 May 2028 | £750 |
| More than 6 months late | From 21 May 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Feb 2028 | £200 |
| 3 months late | 28 May 2028 | another £200 |
| 6 months late | 28 Aug 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 2029 | 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
- 17045803
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 February 2026
- Registered office
- 37 Teasel Avenue, Penarth, CF64 2QE
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 28 February (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in Penarth
Other active building finishing companies registered in Penarth.
- Amoretto Design Limited2004
- Caio Properties Limited2019
- Holmes Property Investments Ltd2014
- JPD Carpentry Limited2019
All building finishing companies in Penarth · All trades in Penarth · Finishing trades across the UK
Frequently asked questions
When are Summit Interior Systems Ltd's accounts due?
Summit Interior Systems Ltd's next accounts are due at Companies House by 20 November 2027 (in 404 days), covering the period to 28 February 2027.
When is Summit Interior Systems Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 19 February 2027, due by 19 February 2028, and one for the period to 28 February 2027, due by 28 February 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Summit Interior Systems Ltd still trading?
Summit Interior Systems 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 Summit Interior Systems Ltd do?
Summit Interior Systems Ltd is registered under Other building completion and finishing (SIC 43390).
How old is Summit Interior Systems Ltd?
Summit Interior Systems Ltd was incorporated on 20 February 2026, less than a year ago.
Who runs Summit Interior Systems Ltd?
Summit Interior Systems Ltd has 2 active directors, the longest-serving appointed in Feb 2026. Their names and service addresses are on the Companies House register.
Who owns Summit Interior Systems Ltd?
2 people or companies have significant control of Summit Interior Systems Ltd: an individual (owns 25% to 50% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if Summit Interior Systems 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 Summit Interior Systems 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.