- Companies
- Mechanics and garages
- Berkhamsted
- Promain Group Ltd
Promain Group Ltd
- Company number
- 14529630
- Incorporated
- 8 Dec 20223 years trading
- Registered office
- 2 Claridge Court, Lower Kings Road, Berkhamsted, Herts, HP4 2AF
- Nature of business
- Maintenance and repair of motor vehicles
Promain Group Ltd is a 3-year-old private limited company registered in Berkhamsted, company number 14529630, one of 17 vehicle repair garages in Berkhamsted. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 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 £32K (+208.2%) on the year before, to £48K.
- Current assets of £82K against £131K owed within a year: 0.6 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 3 years, 2023 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | £48K | £82K | £131K | 1 | |
| 31 Dec 2024 | £16K | £25K | £19K | 1 | |
| 31 Dec 2023 | £7,996 | £11K | £9,786 | 1 |
Where Promain Group Ltd is registered
The registered office is in Berkhamsted (HP4), in the Dacorum local authority area, East of England. Show HP4 2AF on a map.
Other trade companies in HP4
- Berkofix LtdBuilders
- Mangan Group LtdCivil engineering
- MCB Farms LtdBuilders
- MJH Design and Build LtdBuilders
- Phillips Doors & Windows LimitedJoiners and carpenters
- Isio Estates LtdFacilities management
- Pme Land LimitedProperty developers
- Platinum Garden Services LtdLandscapers and gardeners
Shared registered office
49 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Promain Group 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 30 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 14529630
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 8 December 2022 (3 years ago)
- Registered office
- 2 Claridge Court, Lower Kings Road, Berkhamsted, Herts, HP4 2AF
- Nature of business
- Maintenance and repair of motor vehicles (SIC 45200)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 16 November 2025
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 Berkhamsted
Other active vehicle repair garages registered in Berkhamsted.
- Reading Arc Limited2023
- Smart Spray Repairs Ltd2022
- Speedy Van Care Ltd2025
- The Car Works (Herts) Ltd2016
- Underwood Automotive Services Limited2016
- Allen & Couser (Motors) Limited1971
- Berkhamsted Body Shop Limited2017
- Berkhamsted Garage Ltd2026
All vehicle repair garages in Berkhamsted · All trades in Berkhamsted · Mechanics and garages across the UK
Frequently asked questions
When are Promain Group Ltd's accounts due?
Promain Group Ltd's next accounts are due at Companies House by 30 September 2027 (in 352 days), covering the period to 31 December 2026.
When is Promain Group Ltd's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is Promain Group Ltd still trading?
Promain Group 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 Promain Group Ltd do?
Promain Group Ltd is registered under Maintenance and repair of motor vehicles (SIC 45200).
How old is Promain Group Ltd?
Promain Group Ltd was incorporated on 8 December 2022, 3 years ago.
What is the penalty if Promain Group 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 Promain Group 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.