- Companies
- Electricians
- Falmouth
- Jack Blackburn Electrical Ltd
Jack Blackburn Electrical Ltd
- Company number
- 10916214
- Incorporated
- 15 Aug 20179 years trading
- Registered office
- 24 Comfort Road, Mylor Bridge, Falmouth, TR11 5SE
- Nature of business
- Electrical installation
Jack Blackburn Electrical Ltd is a 9-year-old private limited company registered in Falmouth, company number 10916214, one of 22 electrical contractors in Falmouth. 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.
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 Jack Blackburn Electrical LtdOr 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.
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 £9,363 (-18%) on the year before, to £43K.
- Net assets rose in 4 of 6 year-on-year comparisons on record.
- Current assets of £72K against £30K owed within a year: 2.4 times cover.
- 4 employees on average during the year.
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2025 | £43K | £30K | £72K | £30K | 4 |
| 31 Aug 2024 | £52K | £19K | £68K | £18K | 4 |
| 31 Aug 2023 | £1,910 | £30K | £47K | £35K | 3 |
| 31 Aug 2022 | -£7,547 | £7,224 | £9,211 | £14K | 3 |
| 31 Aug 2021 | £28K | £32K | £43K | £14K | 3 |
| 31 Aug 2020 | £15K | £13K | £16K | £4,893 | 3 |
| 31 Aug 2019 | £14K | £17K | £17K | £9,811 | 1 |
Where Jack Blackburn Electrical Ltd is registered
The registered office is in Falmouth (TR11), in the Cornwall local authority area, South West. Show TR11 5SE on a map.
Other trade companies in TR11
- Cornwall Goods Company LtdMotor traders
- Hinchley Plumbing & Heating LtdPlumbers and heating engineers
- Kernow Exports LtdMotor traders
- Melvin Solutions LimitedBuilders
- Granite & Stone Developments LtdProperty developers
- The Holm Oak Company LtdFacilities management
- Castle Bay Construction (SW) LimitedBuilders
- Tubix LtdScaffolders
What happens if Jack Blackburn Electrical 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
- 10916214
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 15 August 2017 (9 years ago)
- Registered office
- 24 Comfort Road, Mylor Bridge, Falmouth, TR11 5SE
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 14 August 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 Falmouth
Other active electrical contractors registered in Falmouth.
- Kernow Fire & Electrical Services Ltd2025
- L M Coulson Limited2007
- LHR Electrical Ltd2025
- Louellis Electrical Contractors Ltd2019
- Maenporth Electrical Limited2005
- Mawnan Smith Electrical Ltd2021
- Parks Electrical Ltd2019
- R L Richardson (Electrical Contractor) Limited2003
All electrical contractors in Falmouth · All trades in Falmouth · Electricians across the UK
Frequently asked questions
When are Jack Blackburn Electrical Ltd's accounts due?
Jack Blackburn Electrical 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 Jack Blackburn Electrical 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 Jack Blackburn Electrical Ltd still trading?
Jack Blackburn Electrical 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 Jack Blackburn Electrical Ltd do?
Jack Blackburn Electrical Ltd is registered under Electrical installation (SIC 43210).
How old is Jack Blackburn Electrical Ltd?
Jack Blackburn Electrical Ltd was incorporated on 15 August 2017, 9 years ago.
What is the penalty if Jack Blackburn Electrical 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 Jack Blackburn Electrical 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.