- Companies
- Installers
- Portsmouth
- C.M Interior Solutions Limited
C.M Interior Solutions Limited
- Company number
- 16092842
- Incorporated
- 21 Nov 20241 year trading
- Registered office
- Office 4, 8-9 Rodney Road, Portsmouth, PO4 8BF
- Nature of business
- Other construction installation
C.M Interior Solutions Limited is a 1-year-old private limited company registered in Portsmouth, company number 16092842, one of 84 installation companies (insulation, lifts, shutters and similar) in Portsmouth. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 30 November 2025, as filed at Companies House.
Where C.M Interior Solutions Limited is registered
The registered office is in Portsmouth (PO4), in the Portsmouth local authority area, South East. Show PO4 8BF on a map.
Other trade companies in PO4
- Prestiige LtdMechanics and garages
- Portsea Homes LimitedProperty developers
- Elite Building Services (Portsmouth) LtdBuilders
- G Form Drylining LimitedPlasterers
- Solent Sales Haulage & Storage LtdMotor traders
- Koko Construction LtdBuilders
- Chase RCS LtdCivil engineering
- Proper Job Handyman LtdFinishing trades
Also registered at this address
10 other companies use the same registered office as C.M Interior Solutions Limited.
- Bedborough Electrics LimitedElectricians
- Hi-Tech Cleaning Services South LimitedCleaning companies
- Home Preservation LimitedSpecialist contractors
- KGS Mechanical LimitedPlumbers and heating engineers
- Magic Motorhome Man LimitedMechanics and garages
- Oakley Groundworks LimitedProperty developers
- PB Installations LimitedGlaziers
- Radh Interiors LtdInstallers
- Revive Auto Innovations (Portsmouth) LimitedMechanics and garages
- Square Gas LimitedPlumbers and heating engineers
What happens if C.M Interior Solutions 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 31 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 16092842
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 November 2024 (1 year ago)
- Registered office
- Office 4, 8-9 Rodney Road, Portsmouth, PO4 8BF
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 20 November 2025
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Portsmouth
Other active installation companies (insulation, lifts, shutters and similar) registered in Portsmouth.
- CD Construction (Southern) Limited2024
- CJS Construction Services Ltd2023
- Coles Construction Ltd2026
- Commercial Building Solutions Limited2013
- Cowltech Woodburners Ltd2025
- Crossway Insulation Ltd2010
- D and L Southern Ltd2018
- D Eyre Brickwork Ltd2016
All installation companies (insulation, lifts, shutters and similar) in Portsmouth · All trades in Portsmouth · Installers across the UK
Frequently asked questions
When are C.M Interior Solutions Limited's accounts due?
C.M Interior Solutions Limited's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is C.M Interior Solutions Limited's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is C.M Interior Solutions Limited still trading?
C.M Interior Solutions 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 C.M Interior Solutions Limited do?
C.M Interior Solutions Limited is registered under Other construction installation (SIC 43290).
How old is C.M Interior Solutions Limited?
C.M Interior Solutions Limited was incorporated on 21 November 2024, 1 year ago.
What is the penalty if C.M Interior Solutions 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 C.M Interior Solutions 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.