- Companies
- Mechanics and garages
- Henley-on-Thames
- A. M. Gearboxes Ltd
A. M. Gearboxes Ltd
- Company number
- 16918910
- Incorporated
- 18 Dec 2025
- Registered office
- The Coach House, Greys Green Business Centre, Henley-on-Thames, Oxfordshire, RG9 4QG
- Nature of business
- Maintenance and repair of motor vehicles
A. M. Gearboxes Ltd is a newly incorporated private limited company registered in Henley-on-Thames, company number 16918910, one of 18 vehicle repair garages in Henley-on-Thames. Its next accounts are due at Companies House on 18 September 2027, and its first CT600 is due at HMRC on 17 December 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where A. M. Gearboxes Ltd is registered
The registered office is in Henley-on-Thames (RG9), in the South Oxfordshire local authority area, South East. Show RG9 4QG on a map.
Other trade companies in RG9
- Nevo Property LtdCivil engineering
- Elevated Homes LtdSpecialist contractors
- Thames Path LtdProperty developers
- Henley Hedges LtdLandscapers and gardeners
- Michael Long Services LtdPlumbers and heating engineers
- Berkshire Joinery LtdJoiners and carpenters
- CK Motor Engineers LimitedMechanics and garages
- Henley Friday LimitedProperty developers
Also registered at this address
13 other companies use the same registered office as A. M. Gearboxes Ltd.
- Blitzngrime LimitedCleaning companies
- Factek LtdFacilities management
- Giraffe Scaffolding (London) LtdScaffolders
- Impel Facilities Management LimitedFacilities management
- Marble Renovation LimitedSpecialist contractors
- Michael Long Services LtdPlumbers and heating engineers
- Myz London LtdProperty developers
- Shannon Construction LimitedBuilders
- Shannon Demolition LimitedGroundworks and demolition
- Shannon Property Developments LimitedProperty developers
- Solar Civils LimitedCivil engineering
- Vaughan Fabrication Services LtdSpecialist contractors
- Wall Street Securities LimitedProperty developers
What happens if A. M. Gearboxes 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 18 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 19 Sep 2027 to 18 Oct 2027 | £150 |
| 1 to 3 months late | 19 Oct 2027 to 18 Dec 2027 | £375 |
| 3 to 6 months late | 19 Dec 2027 to 18 Mar 2028 | £750 |
| More than 6 months late | From 19 Mar 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
- 16918910
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 December 2025
- Registered office
- The Coach House, Greys Green Business Centre, Henley-on-Thames, Oxfordshire, RG9 4QG
- Nature of business
- Maintenance and repair of motor vehicles (SIC 45200)
- Year end
- 31 December (accounting reference date)
- Accounts type
- No accounts filed yet
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 Henley-on-Thames
Other active vehicle repair garages registered in Henley-on-Thames.
- CK Motor Engineers Limited2026
- David Bray Motor Engineers Limited2009
- Henley Auto Care Ltd2012
- Henley Carsmart Ltd2019
- Hennell Vehicle Services Ltd2015
- House of Tyres Ltd2017
- J G Motor Services Limited2020
- JG Tyre and Exhausts Limited2026
All vehicle repair garages in Henley-on-Thames · All trades in Henley-on-Thames · Mechanics and garages across the UK
Frequently asked questions
When are A. M. Gearboxes Ltd's accounts due?
A. M. Gearboxes Ltd's next accounts are due at Companies House by 18 September 2027 (in 340 days), covering the period to 31 December 2026.
When is A. M. Gearboxes Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 17 December 2026, due by 17 December 2027, and one for the period to 31 December 2026, due by 31 December 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is A. M. Gearboxes Ltd still trading?
A. M. Gearboxes 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 A. M. Gearboxes Ltd do?
A. M. Gearboxes Ltd is registered under Maintenance and repair of motor vehicles (SIC 45200).
How old is A. M. Gearboxes Ltd?
A. M. Gearboxes Ltd was incorporated on 18 December 2025, less than a year ago.
What is the penalty if A. M. Gearboxes 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 A. M. Gearboxes 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.