- Companies
- Machinery repair and installation
- Edinburgh
- Callum Clarke Ltd
Callum Clarke Ltd
- Company number
- SC861007
- Incorporated
- 31 Aug 20251 year trading
- Registered office
- Flat 4, 10 Flaxmill Place, Edinburgh, EH6 5QW
- Nature of business
- Repair of electrical equipment; Other engineering activities; Technical testing and analysis
Callum Clarke Ltd is a 1-year-old private limited company registered in Edinburgh, company number SC861007, one of 108 machinery repair and installation companies in Edinburgh. Its next accounts are due at Companies House on 31 May 2027, and its first CT600 is due at HMRC on 30 August 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 Callum Clarke Ltd is registered
The registered office is in Edinburgh (EH6), in the City of Edinburgh local authority area, Scotland. Show EH6 5QW on a map.
Other trade companies in EH6
- Fiona's House Cleaning LtdCleaning companies
- Dry Ice Blasters Edinburgh LtdCleaning companies
- 3As Autos and Recovery LtdMotor traders
- Rooms Multitrade LtdBuilders
- Khan Motor Works LtdMechanics and garages
- Aw Decor Edinburgh LtdPainters and decorators
- Energize Edinburgh LtdElectricians
- Newhailes Musselburgh Carwash LtdCleaning companies
What happens if Callum Clarke 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
- SC861007
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 31 August 2025 (1 year ago)
- Registered office
- Flat 4, 10 Flaxmill Place, Edinburgh, EH6 5QW
- Nature of business
- Repair of electrical equipment (SIC 33140)
Other engineering activities (SIC 71129)
Technical testing and analysis (SIC 71200) - Year end
- 31 August (accounting reference date)
- Accounts type
- No accounts filed yet
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 Edinburgh
Other active machinery repair and installation companies registered in Edinburgh.
- Canaccess Limited2023
- Carbon Plumbing Limited2014
- Catering Equipment Repairs and Maintenance Limited2009
- Cool Expert Limited2017
- Craig Brown Electrical Services Limited2016
- Dallol Islay Limited2020
- Defined Electrical Solutions Ltd2026
- DR Blades Ltd2025
All machinery repair and installation companies in Edinburgh · All trades in Edinburgh · Machinery repair and installation across the UK
Frequently asked questions
When are Callum Clarke Ltd's accounts due?
Callum Clarke Ltd's next accounts are due at Companies House by 31 May 2027 (in 230 days), covering the period to 31 August 2026.
When is Callum Clarke 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 30 August 2026, due by 30 August 2027, and one for the period to 31 August 2026, due by 31 August 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Callum Clarke Ltd still trading?
Callum Clarke Ltd is listed as active on the Companies House register (checked 12 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 Callum Clarke Ltd do?
Callum Clarke Ltd is registered under Repair of electrical equipment (SIC 33140); Other engineering activities (SIC 71129); Technical testing and analysis (SIC 71200).
How old is Callum Clarke Ltd?
Callum Clarke Ltd was incorporated on 31 August 2025, 1 year ago.
What is the penalty if Callum Clarke 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 Callum Clarke Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.