- Companies
- Plumbers and heating engineers
- Helensburgh
- CG Interiors Limited
CG Interiors Limited
- Company number
- SC640094
- Incorporated
- 29 Aug 20197 years trading
- Registered office
- Scottcourt House, West Princes Street, Helensburgh, G84 8BP
- Nature of business
- Plumbing, heat and air-conditioning installation; Joinery installation
CG Interiors Limited is a 7-year-old private limited company registered in Helensburgh, company number SC640094, one of the UK's plumbing and heating companies. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets up £460 (+25.7%) on the year before, to £2,252.
- Net assets rose in 3 of 5 year-on-year comparisons on record.
- Current assets of £164K against £141K owed within a year: 1.2 times cover.
- 3 employees on average, up from 2 the year before.
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2025 | £2,252 | £62K | £164K | £141K | 3 |
| 31 Jul 2024 | £1,792 | £107K | £192K | £163K | 2 |
| 31 Jul 2023 | -£9,652 | £39K | £137K | £133K | 2 |
| 31 Jul 2022 | -£23K | £52K | £151K | £174K | 5 |
| 31 Jul 2021 | -£14K | £62K | £137K | £166K | 6 |
| 31 Jul 2020 | £14K | £113K | £212K | £277K | 5 |
Where CG Interiors Limited is registered
The registered office is in Helensburgh (G84), in the Argyll and Bute local authority area, Scotland. Show G84 8BP on a map.
Other trade companies in G84
- Mark Walker Plumbing LtdPlumbers and heating engineers
- The Yard Land Rovers LtdMechanics and garages
- Floating Construction LtdBuilders
- JN Roofing & Property Services LtdRoofers
- Lca Cleaners LtdCleaning companies
- Seafour LtdInstallers
- Cleaning by Nichole LtdCleaning companies
- Clyde Coast Building and Landscaping LtdBuilders
Also registered at this address
13 other companies use the same registered office as CG Interiors Limited.
- C. Livingston Roofing LimitedRoofers
- Callum Williamson LimitedBuilders
- CS Cladding LimitedFinishing trades
- David Barr Electrical Services LimitedElectricians
- G1 Scenery LimitedJoiners and carpenters
- Helensburgh Auto Spares LimitedMotor traders
- Ian G Walker LimitedElectricians
- Kevin McCrea LimitedElectricians
- Loch Lomond Developments LimitedJoiners and carpenters
- P & P Joinery LimitedJoiners and carpenters
- Portjade LimitedBuilders
- Preston Fleming Warranties LimitedMachinery repair and installation
- Strip Kwik LimitedJoiners and carpenters
What happens if CG Interiors 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 30 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- SC640094
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 29 August 2019 (7 years ago)
- Registered office
- Scottcourt House, West Princes Street, Helensburgh, G84 8BP
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Joinery installation (SIC 43320) - Year end
- 31 July (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 28 August 2025
- Charges (mortgages)
- 1 outstanding of 1 registered
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in Helensburgh
Other active plumbing and heating companies registered in Helensburgh.
All plumbing and heating companies in Helensburgh · All trades in Helensburgh · Plumbers and heating engineers across the UK
Frequently asked questions
When are CG Interiors Limited's accounts due?
CG Interiors Limited's next accounts are due at Companies House by 30 April 2027 (in 199 days), covering the period to 31 July 2026.
When is CG Interiors Limited's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is CG Interiors Limited still trading?
CG Interiors 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 CG Interiors Limited do?
CG Interiors Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Joinery installation (SIC 43320).
How old is CG Interiors Limited?
CG Interiors Limited was incorporated on 29 August 2019, 7 years ago.
What is the penalty if CG Interiors 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 CG Interiors 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.