- Companies
- Electricians
- Glasgow
- JK3 Ltd
JK3 Ltd
- Company number
- SC810403
- Incorporated
- 14 May 20242 years trading
- Registered office
- 13 Granville Street, Glasgow, G3 7EE
- Nature of business
- Electrical installation; Other service activities n.e.c.
JK3 Ltd is a 2-year-old private limited company registered in Glasgow, company number SC810403, one of 623 electrical contractors in Glasgow. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Where JK3 Ltd is registered
The registered office is in Glasgow (G3), in the Glasgow City local authority area, Scotland. Show G3 7EE on a map.
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- Emma's Home & Life Support LtdCleaning companies
- HHP Care2 LtdBuilders
- Fix and Build Joinery LtdJoiners and carpenters
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- C F H Electrical LtdElectricians
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Also registered at this address
18 other companies use the same registered office as JK3 Ltd.
- Aby Motors(Scot) LimitedMechanics and garages
- Algo Av LimitedElectricians
- Automated Engineering Solutions LimitedMachinery repair and installation
- B&M Interior Designs LtdJoiners and carpenters
- Central Tyre Group LtdMechanics and garages
- Davidson's Electrical LtdElectricians
- Deepcleanpro (Scot) LtdCleaning companies
- GC Building Services Glasgow LimitedProperty developers
- McCluskey Joinery LimitedJoiners and carpenters
- Pyramid Club LimitedFinishing trades
- R G Macgregor Roofing Contractor LimitedRoofers
- RG Macgregor LimitedRoofers
- RG Macgregor Scaffolding LimitedScaffolders
- Sirrah Building & Maintenance LtdProperty developers
- SKG Heating Services LimitedPlumbers and heating engineers
- TM Trowel Trades LtdPlasterers
- Upgrade Installations LimitedJoiners and carpenters
- Van Cozy LimitedMotor traders
What happens if JK3 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 28 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- SC810403
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 May 2024 (2 years ago)
- Registered office
- 13 Granville Street, Glasgow, G3 7EE
- Nature of business
- Electrical installation (SIC 43210)
Other service activities n.e.c. (SIC 96090) - Year end
- 31 May (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 13 May 2026
Filing notes for electrical contractors
Electrical contracting companies are often a director plus a van and tools. Most fall within the micro-entity rules, so the accounts filed at Companies House are short, and the CT600 carries the tax detail.
Similar companies in Glasgow
Other active electrical contractors registered in Glasgow.
- JM3 Electrical Limited2026
- JMC Electrical Glasgow Ltd2026
- Jmci Services Ltd2025
- Jme Electrical Systems Ltd2025
- Jme Solutions Glasgow Ltd2024
- JNS Electrical Limited2025
- John Clarke Electrician Limited2004
- Joinery & Solar Solutions Ltd2026
All electrical contractors in Glasgow · All trades in Glasgow · Electricians across the UK
Frequently asked questions
When are JK3 Ltd's accounts due?
JK3 Ltd's next accounts are due at Companies House by 28 February 2027 (in 139 days), covering the period to 31 May 2026.
When is JK3 Ltd's CT600 due?
The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is JK3 Ltd still trading?
JK3 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 JK3 Ltd do?
JK3 Ltd is registered under Electrical installation (SIC 43210); Other service activities n.e.c. (SIC 96090).
How old is JK3 Ltd?
JK3 Ltd was incorporated on 14 May 2024, 2 years ago.
What is the penalty if JK3 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 JK3 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.