- Companies
- Repair services
- Glasgow
- Cannontech Limited
Company profile · Repair services
Cannontech Limited
Cannontech Limited is a 34-year-old private limited company registered in Glasgow, company number SC139593, one of 83 repair companies (computers, appliances, furniture and similar) in Glasgow. 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.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Cannontech LimitedOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
Financial snapshot, 2025
From the balance sheet at 31 December 2025, as filed at Companies House. Negative net assets mean the company owed more than it owned at that date.
Cannontech Limited over the years
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 £6,003 (-5.5%) on the year before, to -£115K.
- Net assets rose in 5 of 8 year-on-year comparisons on record.
- Current assets of £330K against £445K owed within a year: 0.7 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 9 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | -£115K | £228K | £330K | £445K | 0 |
| 31 Dec 2024 | -£109K | £137K | £234K | £343K | 0 |
| 31 Dec 2023 | -£150K | £56K | £200K | £350K | 1 |
| 31 Dec 2022 | -£167K | £4,018 | £69K | £235K | 1 |
| 31 Dec 2021 | -£192K | £69K | £196K | £389K | 1 |
| 31 Dec 2020 | -£209K | £31K | £132K | £342K | 0 |
| 31 Dec 2019 | -£217K | £21K | £58K | £275K | 1 |
| 31 Dec 2018 | -£188K | £10K | £82K | £270K | 1 |
| 31 Dec 2017 | -£182K | £6,539 | £41K | £223K | 2 |
Where Cannontech Limited is registered
The registered office is in Glasgow (G2), in the Glasgow City local authority area, Scotland. Show G2 1BP on a map.
Other trade companies in G2
- Averloch Contracting LimitedCivil engineering
- Halcyon Sports Services LtdProperty developers
- Kiess & Co. Decorators LtdPainters and decorators
- The Three Sisters Furniture and Flooring LtdFloor and wall tilers
- Projectform Construction LtdJoiners and carpenters
- The Scaffold Network Scotland LtdScaffolders
- Hanlon Property Solutions LtdJoiners and carpenters
- Bellroc Mould Solutions LimitedPainters and decorators
Shared registered office
43 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 Cannontech Limited 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
- SC139593
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 August 1992 (34 years ago)
- Registered office
- Flat 2/3, 48 West George Street, Glasgow, G2 1BP
- Nature of business
- Repair of computers and peripheral equipment (SIC 95110)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 6 August 2026
- Charges (mortgages)
- 2 outstanding of 6 registered
- Previous names
- UK Rak Limited (until 30 Jan 2008)
Filing notes for repair companies (computers, appliances, furniture and similar)
Repair companies are mostly small micro-entities with simple accounts: parts, tools and a workshop or van.
Similar companies in Glasgow
Other active repair companies (computers, appliances, furniture and similar) registered in Glasgow.
- Catering Home (Scot) Ltd2025
- Clark-Computing Ltd2026
- Componentcassia Ltd2025
- Computer and Wireless Limited2011
- Daraw Ltd2021
- Daztech Ltd2016
- Diamond Repair Online Ltd2025
- Doorstep Phone Repairs Glasgow Ltd2026
All repair companies (computers, appliances, furniture and similar) in Glasgow · All trades in Glasgow · Repair services across the UK
Frequently asked questions
When are Cannontech Limited's accounts due?
Cannontech Limited's next accounts are due at Companies House by 30 September 2027 (in 353 days), covering the period to 31 December 2026.
When is Cannontech Limited'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 Cannontech Limited still trading?
Cannontech Limited 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 Cannontech Limited do?
Cannontech Limited is registered under Repair of computers and peripheral equipment (SIC 95110).
How old is Cannontech Limited?
Cannontech Limited was incorporated on 6 August 1992, 34 years ago.
What is the penalty if Cannontech Limited 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 Cannontech Limited 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.