- Companies
- Builders
- St Austell
- Sheridan Magor Construction Ltd
Sheridan Magor Construction Ltd
- Company number
- 17128315
- Incorporated
- 31 Mar 2026
- Registered office
- Oughton House the Drive, Polgooth, St Austell, Cornwall, PL26 7FP
- Nature of business
- Construction of domestic buildings
Sheridan Magor Construction Ltd is a newly incorporated private limited company registered in St Austell, company number 17128315, one of 47 building contractors in St Austell. Its next accounts are due at Companies House on 31 December 2027, and its first CT600 is due at HMRC on 30 March 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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Where Sheridan Magor Construction Ltd is registered
The registered office is in St Austell (PL26), in the Cornwall local authority area, South West. Show PL26 7FP on a map.
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- Treverbyn Trade Cars T/A Treverbyn Car Sales LtdMotor traders
What happens if Sheridan Magor 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 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 17128315
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 31 March 2026
- Registered office
- Oughton House the Drive, Polgooth, St Austell, Cornwall, PL26 7FP
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 March (accounting reference date)
- Accounts type
- No accounts filed yet
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 St Austell
Other active building contractors registered in St Austell.
- Sirrah Developments Ltd2019
- ST Developments (Cornwall ) Limited2017
- ST Piran Timber Frames Ltd2023
- Unique Homes (Cornwall) Ltd2016
- Wall2Wall Building Ltd2026
- Waterproofing Cornwall Ltd2025
- Avant Garde Homes Limited2021
- Blustone Limited2022
All building contractors in St Austell · All trades in St Austell · Builders across the UK
Frequently asked questions
When are Sheridan Magor Construction Ltd's accounts due?
Sheridan Magor Construction Ltd's next accounts are due at Companies House by 31 December 2027 (in 444 days), covering the period to 31 March 2027.
When is Sheridan Magor Construction 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 30 March 2027, due by 30 March 2028, and one for the period to 31 March 2027, due by 31 March 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Sheridan Magor Construction Ltd still trading?
Sheridan Magor 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 Sheridan Magor Construction Ltd do?
Sheridan Magor Construction Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Sheridan Magor Construction Ltd?
Sheridan Magor Construction Ltd was incorporated on 31 March 2026, less than a year ago.
What is the penalty if Sheridan Magor 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 Sheridan Magor 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.