- Companies
- Installers
- London
- Thames Garage Doors Ltd
Thames Garage Doors Ltd
- Company number
- 13407807
- Incorporated
- 19 May 20215 years trading
- Registered office
- 70B Elliscombe Road, London, SE7 7PY
- Nature of business
- Other construction installation
Thames Garage Doors Ltd is a 5-year-old private limited company registered in London, company number 13407807, one of 2,278 installation companies (insulation, lifts, shutters and similar) in London. 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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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 £15K on the year before, to £15K.
- Net assets rose in 1 of 3 year-on-year comparisons on record.
- Current assets of £45K against £28K owed within a year: 1.6 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £15K | £45K | £28K | 2 | |
| 31 Mar 2024 | £103 | £35K | £34K | 2 | |
| 31 Mar 2023 | £4,230 | £40K | £37K | 2 | |
| 31 Mar 2022 | £13K | £71K | £58K | 0 |
Where Thames Garage Doors Ltd is registered
The registered office is in London (SE7), in the Greenwich local authority area, London. Show SE7 7PY on a map.
Other trade companies in SE7
- Mainfix LtdElectricians
- Maxxify Solutions LtdElectricians
- Bozgan Construction LtdFinishing trades
- Isharpen All LimitedMachinery repair and installation
- Rmech Solutions LtdBuilders
- Beravo Cleaning Services LtdCleaning companies
- Hyperfibre LimitedCivil engineering
- Rac Auto Repair LtdMechanics and garages
What happens if Thames Garage Doors 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
- 13407807
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 May 2021 (5 years ago)
- Registered office
- 70B Elliscombe Road, London, SE7 7PY
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 18 May 2026
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 London
Other active installation companies (insulation, lifts, shutters and similar) registered in London.
- The Bellevue Interiors Ltd2019
- The Better Homes Project Ltd2025
- The Butts Group Limited2023
- The Conservatory Repair Guys Ltd2026
- The Dream Team Brasil Limited2021
- The Equine Build Company Ltd2025
- The Fitout Guys Ltd2026
- The Gardenists Ltd.2014
All installation companies (insulation, lifts, shutters and similar) in London · All trades in London · Installers across the UK
Frequently asked questions
When are Thames Garage Doors Ltd's accounts due?
Thames Garage Doors Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Thames Garage Doors 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 Thames Garage Doors Ltd still trading?
Thames Garage Doors 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 Thames Garage Doors Ltd do?
Thames Garage Doors Ltd is registered under Other construction installation (SIC 43290).
How old is Thames Garage Doors Ltd?
Thames Garage Doors Ltd was incorporated on 19 May 2021, 5 years ago.
What is the penalty if Thames Garage Doors 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 Thames Garage Doors 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.