- Companies
- Mechanics and garages
- Bangor
- Mon Mechanical Services Ltd
Mon Mechanical Services Ltd
- Company number
- 15065139
- Incorporated
- 11 Aug 20233 years trading
- Registered office
- Glaslyn Ffordd Y Parc, Parc Menai, Bangor, Gwynedd, LL57 4FE
- Nature of business
- Maintenance and repair of motor vehicles
Mon Mechanical Services Ltd is a 3-year-old private limited company registered in Bangor, company number 15065139, one of 29 vehicle repair garages in Bangor. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 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 £20K (+164.6%) on the year before, to £32K.
- Current assets of £14K against £16K owed within a year: 0.8 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2025 | £32K | £14K | £16K | 1 | |
| 31 Aug 2024 | £12K | £15K | £23K | 1 |
Where Mon Mechanical Services Ltd is registered
The registered office is in Bangor (LL57), in the Gwynedd local authority area, Wales. Show LL57 4FE on a map.
Other trade companies in LL57
- Purple Plumbers LimitedPlumbers and heating engineers
- E.R.A Humphreys LimitedCivil engineering
- Morris&Owens LimitedPlasterers
- North Coast Carpentry and Construction LimitedJoiners and carpenters
- P M Williams & Son LtdBuilders
- K Gorilla Cars LtdMotor traders
- Gwynedd Scaffolding LimitedScaffolders
- J&G Building and Assembling LtdBuilders
Also registered at this address
17 other companies use the same registered office as Mon Mechanical Services Ltd.
- Above the Brine LtdMachinery repair and installation
- Barton & Nichols LimitedMechanics and garages
- Connect Electrical Engineering LtdElectricians
- Du Construction LimitedCivil engineering
- Ecoheat Renewable Energy LtdPlumbers and heating engineers
- Eladon LimitedCivil engineering
- Grosvenor Garage (Menai Bridge) LtdMechanics and garages
- J Alwyn Roberts Plumbing & Heating CyfPlumbers and heating engineers
- Kimberley Gulf LimitedCivil engineering
- MC&RD Williams Building Contractors LtdFinishing trades
- MDK Car & Commercial LimitedMechanics and garages
- Menai Construction LimitedCivil engineering
- Nexus Engineering (NW) LtdElectricians
- Ombler Williams LimitedJoiners and carpenters
- P M Williams & Son LtdBuilders
- Robert M Jones LtdPlasterers
- T T Roberts & Son LtdCivil engineering
What happens if Mon Mechanical Services 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 15065139
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 August 2023 (3 years ago)
- Registered office
- Glaslyn Ffordd Y Parc, Parc Menai, Bangor, Gwynedd, LL57 4FE
- Nature of business
- Maintenance and repair of motor vehicles (SIC 45200)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 11 August 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 Bangor
Other active vehicle repair garages registered in Bangor.
- Motor-Tec Auto Motive Ltd2005
- NN Motors Ltd2012
- P.F. Howell Limited2000
- Patrick's Auto Limited2021
- Protechni Ltd2024
- Rowlinson Sharp Limited2023
- SRT Holdings Ltd2017
- The Dentman Car Body & Paint Ltd2024
All vehicle repair garages in Bangor · All trades in Bangor · Mechanics and garages across the UK
Frequently asked questions
When are Mon Mechanical Services Ltd's accounts due?
Mon Mechanical Services Ltd's next accounts are due at Companies House by 31 May 2027 (in 231 days), covering the period to 31 August 2026.
When is Mon Mechanical Services Ltd's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is Mon Mechanical Services Ltd still trading?
Mon Mechanical Services 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 Mon Mechanical Services Ltd do?
Mon Mechanical Services Ltd is registered under Maintenance and repair of motor vehicles (SIC 45200).
How old is Mon Mechanical Services Ltd?
Mon Mechanical Services Ltd was incorporated on 11 August 2023, 3 years ago.
What is the penalty if Mon Mechanical Services 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 Mon Mechanical Services 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.