- Companies
- Machinery repair and installation
- Insch
- Coalter Engineering Ltd
Coalter Engineering Ltd
- Company number
- SC666858
- Incorporated
- 9 Jul 20206 years trading
- Registered office
- Clayford, Insch, Aberdeenshire, AB52 6PS
- Nature of business
- Repair of machinery; Engineering related scientific and technical consulting activities
Coalter Engineering Ltd is a 6-year-old private limited company registered in Insch, company number SC666858, one of 8 machinery repair and installation companies in Insch. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 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 down £23K (-48.8%) on the year before, to £24K.
- Net assets rose in 2 of 4 year-on-year comparisons on record.
- Current assets of £59K against £45K owed within a year: 1.3 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2025 | £24K | £59K | £45K | 1 | |
| 31 Jul 2024 | £48K | £74K | £45K | 1 | |
| 31 Jul 2023 | £45K | £50K | £35K | 1 | |
| 31 Jul 2022 | £51K | £59K | £28K | 1 | |
| 31 Jul 2021 | £21K | £43K | £24K | 1 |
Where Coalter Engineering Ltd is registered
The registered office is in Insch (AB52), in the Aberdeenshire local authority area, Scotland. Show AB52 6PS on a map.
Other trade companies in AB52
- Agri-Max Services LtdMachinery repair and installation
- Bespoke Joinery and Carpentry LtdJoiners and carpenters
- North East Firewood Supplies LtdGroundworks and demolition
- T Higgins Engineering LtdInstallers
- Auto Tint Direct LtdMechanics and garages
- G.S Offshore Services LtdSpecialist contractors
- Reignite Plumbing and Heating LtdPlumbers and heating engineers
- G Marine Electrical LtdMachinery repair and installation
What happens if Coalter Engineering 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 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- SC666858
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 July 2020 (6 years ago)
- Registered office
- Clayford, Insch, Aberdeenshire, AB52 6PS
- Nature of business
- Repair of machinery (SIC 33120)
Engineering related scientific and technical consulting activities (SIC 71122) - Year end
- 31 July (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 3 July 2026
Filing notes for machinery repair and installation companies
Machinery repair and installation companies often carry parts stock and specialist tools, and many work on contracts that span the year end.
Similar companies in Insch
Other active machinery repair and installation companies registered in Insch.
- G Marine Electrical Ltd2023
- J. Fox Engineering Limited2007
- K C Emslie Limited2022
- P F Service & Support Ltd2014
- Pitmachie Garage Limited2003
- Stewart Pipework Limited1997
- Agri-Max Services Ltd2026
All machinery repair and installation companies in Insch · All trades in Insch · Machinery repair and installation across the UK
Frequently asked questions
When are Coalter Engineering Ltd's accounts due?
Coalter Engineering Ltd's next accounts are due at Companies House by 30 April 2027 (in 200 days), covering the period to 31 July 2026.
When is Coalter Engineering Ltd's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is Coalter Engineering Ltd still trading?
Coalter Engineering 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 Coalter Engineering Ltd do?
Coalter Engineering Ltd is registered under Repair of machinery (SIC 33120); Engineering related scientific and technical consulting activities (SIC 71122).
How old is Coalter Engineering Ltd?
Coalter Engineering Ltd was incorporated on 9 July 2020, 6 years ago.
What is the penalty if Coalter Engineering 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 Coalter Engineering 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.