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- MCW Insulation Ltd
Company profile · Specialist contractors
MCW Insulation Ltd
MCW Insulation Ltd is a 2-year-old private limited company registered in Preston, company number 15556273, one of 178 specialist construction companies in Preston. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 31 March 2025, as filed at Companies House.
Where MCW Insulation Ltd is registered
The registered office is in Preston (PR2), in the Preston local authority area, North West. Show PR2 2YH on a map.
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Also registered at this address
1 other company uses the same registered office as MCW Insulation Ltd.
- UK Acoustic Systems LimitedBuilders
What happens if MCW Insulation 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 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 15556273
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 March 2024 (2 years ago)
- Registered office
- 3 Ferry Road, Preston, PR2 2YH
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 11 March 2026
- Previous names
- WBM Insulation Ltd (until 22 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 Preston
Other active specialist construction companies registered in Preston.
- Miles Consult & Construct Ltd2021
- MJS Snag Limited2025
- Moore Concreting Limited2002
- Morgan Bros (Leisure) Limited2015
- MR Karls Maintenance Ltd2025
- MSB Engineering Limited1994
- MSB Piling Limited2026
- Multi Connex Networks Asset Management Limited2020
All specialist construction companies in Preston · All trades in Preston · Specialist contractors across the UK
Frequently asked questions
When are MCW Insulation Ltd's accounts due?
MCW Insulation Ltd's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is MCW Insulation Ltd's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is MCW Insulation Ltd still trading?
MCW Insulation 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 MCW Insulation Ltd do?
MCW Insulation Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is MCW Insulation Ltd?
MCW Insulation Ltd was incorporated on 12 March 2024, 2 years ago.
What is the penalty if MCW Insulation 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 MCW Insulation 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.