- Companies
- Electricians
- Folkestone
- Sun Key Energy Ltd
Sun Key Energy Ltd
- Company number
- 16097121
- Incorporated
- 23 Nov 20241 year trading
- Registered office
- 157 157 Shorncliffe Road, Folkestone, Kent, CT20 3PD
- Nature of business
- Electrical installation
Sun Key Energy Ltd is a 1-year-old private limited company registered in Folkestone, company number 16097121, one of 43 electrical contractors in Folkestone. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 30 November 2025, as filed at Companies House.
Who runs and owns Sun Key Energy Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| K*** S*** | Director | Nov 2024 |
1 former officer
| Name | Role | Appointed | Left |
|---|---|---|---|
| S*** S*** | Director | Nov 2024 | Jul 2025 |
Person with significant control
Where Sun Key Energy Ltd is registered
The registered office is in Folkestone (CT20), in the Folkestone and Hythe local authority area, South East. Show CT20 3PD on a map.
Other trade companies in CT20
- Breezeclean Co LtdCleaning companies
- K Hughes LtdSpecialist contractors
- Kev Substation LtdBuilders
- PC Project Management LtdProperty developers
- Luxe Exterior Cleaning LtdCleaning companies
- Lumora Cleaning LtdCleaning companies
- Sparks Carpentry & Construction LtdSpecialist contractors
- Kudos Stays LimitedBuilders
What happens if Sun Key Energy 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 16097121
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 November 2024 (1 year ago)
- Registered office
- 157 157 Shorncliffe Road, Folkestone, Kent, CT20 3PD
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 22 November 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 Folkestone
Other active electrical contractors registered in Folkestone.
- Vista Tricity Ltd2020
- Whitby’S Wiring Ltd2022
- A.L Electrical Solutions Ltd2025
- Aaron and Company Electrical Limited2018
- Agb Electrical Services Kent Limited2026
- Alliance Property Maintenance Services Limited2003
- B4 Electrical Contractors Limited2004
- Ben Helliwell Electrical Limited2014
All electrical contractors in Folkestone · All trades in Folkestone · Electricians across the UK
Frequently asked questions
When are Sun Key Energy Ltd's accounts due?
Sun Key Energy Ltd's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is Sun Key Energy Ltd's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Sun Key Energy Ltd still trading?
Sun Key Energy 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 Sun Key Energy Ltd do?
Sun Key Energy Ltd is registered under Electrical installation (SIC 43210).
How old is Sun Key Energy Ltd?
Sun Key Energy Ltd was incorporated on 23 November 2024, 1 year ago.
Who runs Sun Key Energy Ltd?
Sun Key Energy Ltd has 1 active director, the longest-serving appointed in Nov 2024. Their names and service addresses are on the Companies House register.
Who owns Sun Key Energy Ltd?
One person or company has significant control of Sun Key Energy Ltd: an individual (owns 25% to 50% of the shares).
What is the penalty if Sun Key Energy 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 Sun Key Energy 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.