- Companies
- Electricians
- Twickenham
- JK (UK) Limited
JK (UK) Limited
- Company number
- 08557797
- Incorporated
- 5 Jun 201313 years trading
- Registered office
- 20 Evelyn Close, Whitton, Twickenham, TW2 7BN
- Nature of business
- Electrical installation
JK (UK) Limited is a 13-year-old private limited company registered in Twickenham, company number 08557797, one of 25 electrical contractors in Twickenham. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 up £149K (+40.7%) on the year before, to £514K.
- Net assets rose in 7 of 9 year-on-year comparisons on record.
- Current assets of £529K against £211K owed within a year: 2.5 times cover.
- 3 employees on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £514K | £163K | £529K | £211K | 3 |
| 31 Mar 2024 | £365K | £57K | £353K | £173K | 3 |
| 31 Mar 2023 | £364K | £91K | £383K | £195K | 3 |
| 31 Mar 2022 | £226K | £243K | £399K | £129K | 3 |
| 31 Mar 2021 | £170K | £178K | £331K | £112K | 3 |
| 31 Mar 2020 | £90K | £149K | £218K | £128K | 3 |
| 31 Mar 2019 | £21K | £31K | £111K | £90K | 3 |
| 31 Mar 2018 | £56K | £68K | £136K | £80K | 3 |
| 31 Mar 2017 | £37K | £92K | £125K | £88K | 3 |
| 31 Mar 2016 | £81K | £59K | £208K |
Who runs and owns JK (UK) Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (3)
| Name | Role | Appointed |
|---|---|---|
| T*** I*** | Director | Jun 2013 |
| J*** K*** | Director | Jun 2013 |
| A*** O*** | Director | Jun 2013 |
People with significant control (3)
Where JK (UK) Limited is registered
The registered office is in Twickenham (TW2), in the Richmond upon Thames local authority area, London. Show TW2 7BN on a map.
Other trade companies in TW2
- Nova SMR Group LtdElectricians
- Liqwid Capital LimitedProperty developers
- Solori Energy LtdMachinery repair and installation
- Kingston Vehicle Services LtdMotor traders
- Procrest Roofing LtdRoofers
- Davids Cars LtdMotor traders
- Goldseal Building and Maintenance LtdSpecialist contractors
- Cali Prime Contractors LtdBuilders
What happens if JK (UK) 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 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 08557797
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 June 2013 (13 years ago)
- Registered office
- 20 Evelyn Close, Whitton, Twickenham, TW2 7BN
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 3 October 2025
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 Twickenham
Other active electrical contractors registered in Twickenham.
- Lectra Tech Ltd2023
- Les Thompson and Company Limited2003
- MG Lighting Limited2009
- Neo System Automation Limited2017
- Nextgen Electrical Services (Trading As Nexgen Electrics) Ltd2025
- Nova SMR Group Ltd2026
- Seven 0 Two Property Group Ltd2026
- Sky Electrical Limited1999
All electrical contractors in Twickenham · All trades in Twickenham · Electricians across the UK
Frequently asked questions
When are JK (UK) Limited's accounts due?
JK (UK) Limited's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is JK (UK) Limited's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is JK (UK) Limited still trading?
JK (UK) Limited 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 JK (UK) Limited do?
JK (UK) Limited is registered under Electrical installation (SIC 43210).
How old is JK (UK) Limited?
JK (UK) Limited was incorporated on 5 June 2013, 13 years ago.
Who runs JK (UK) Limited?
JK (UK) Limited has 3 active directors, the longest-serving appointed in Jun 2013. Their names and service addresses are on the Companies House register.
Who owns JK (UK) Limited?
3 people or companies have significant control of JK (UK) Limited: an individual (owns 25% to 50% of the shares); an individual (owns 25% to 50% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if JK (UK) 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 JK (UK) Limited 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.