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- Thames Private Limited
Company profile · Mechanics and garages
Thames Private Limited
Thames Private Limited is a 5-year-old private limited company registered in Reading, company number 13325943, one of 213 vehicle repair garages in Reading. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 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 April 2025, as filed at Companies House. Negative net assets mean the company owed more than it owned at that date.
Thames Private Limited over the years
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 £7,689 (+9%) on the year before, to -£78K.
- Net assets rose in 1 of 3 year-on-year comparisons on record.
- Current assets of £133K against £237K owed within a year: 0.6 times cover.
- 6 employees on average, up from 4 the year before.
- 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 |
|---|---|---|---|---|---|
| 30 Apr 2025 | -£78K | £11K | £133K | £237K | 6 |
| 30 Apr 2024 | -£86K | £7,715 | £73K | £174K | 4 |
| 30 Apr 2023 | -£40K | £6,991 | £61K | £112K | 4 |
| 30 Apr 2022 | -£4,670 | £2,077 | £33K | £43K | 4 |
Who runs and owns Thames Private Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| S*** L*** | Director | Sep 2021 |
1 former officer
| Name | Role | Appointed | Left |
|---|---|---|---|
| B*** T*** | Director | Apr 2021 | Sep 2021 |
Person with significant control
Where Thames Private Limited is registered
The registered office is in Reading (RG1), in the Reading local authority area, South East. Show RG1 3NY on a map.
Other trade companies in RG1
- Mais&Co LtdJoiners and carpenters
- Testt LtdRoofers
- Geminifix LtdFinishing trades
- Rux-1 LtdMotor traders
- Dembek Project Consulting LimitedFinishing trades
- Berkshire Premier Cleaning LtdCleaning companies
- Alpha Pistons LimitedMotor traders
- BH Motors Reading LimitedMechanics and garages
What happens if Thames Private 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 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 13325943
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 April 2021 (5 years ago)
- Registered office
- 275 London Road, Reading, RG1 3NY
- Nature of business
- Maintenance and repair of motor vehicles (SIC 45200)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 6 September 2026
Filing notes for vehicle repair garages
Garages hold parts stock and often own diagnostic equipment and ramps, which qualify for capital allowances.
Similar companies in Reading
Other active vehicle repair garages registered in Reading.
- The Servicing Master Centre Ltd2018
- Tim Wale Limited1999
- Top Gear Tyres Reading Ltd2012
- Troyan Motors Limited2003
- Tuktuk Mobile Tyre Berkshire Limited2024
- Tuktukmobiletyres Limited2023
- Tyre Fit Pro Limited2024
- Tyrestoyou Ltd2023
All vehicle repair garages in Reading · All trades in Reading · Mechanics and garages across the UK
Frequently asked questions
When are Thames Private Limited's accounts due?
Thames Private Limited's next accounts are due at Companies House by 31 January 2027 (in 111 days), covering the period to 30 April 2026.
When is Thames Private Limited's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is Thames Private Limited still trading?
Thames Private 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 Thames Private Limited do?
Thames Private Limited is registered under Maintenance and repair of motor vehicles (SIC 45200).
How old is Thames Private Limited?
Thames Private Limited was incorporated on 9 April 2021, 5 years ago.
Who runs Thames Private Limited?
Thames Private Limited has 1 active director, the longest-serving appointed in Sep 2021. Their names and service addresses are on the Companies House register.
Who owns Thames Private Limited?
One person or company has significant control of Thames Private Limited: an individual (owns 75% or more of the shares).
What is the penalty if Thames Private 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 Thames Private 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.