- Companies
- Electricians
- Swanley
- Ko Electrical Services Ltd
Ko Electrical Services Ltd
- Company number
- 17103161
- Incorporated
- 19 Mar 2026
- Registered office
- 33 Willow Avenue, Swanley, BR8 8AT
- Nature of business
- Electrical installation
Ko Electrical Services Ltd is a newly incorporated private limited company registered in Swanley, company number 17103161, one of 50 electrical contractors in Swanley. Its next accounts are due at Companies House on 19 December 2027, and its first CT600 is due at HMRC on 18 March 2028.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
Is this your company?
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Where Ko Electrical Services Ltd is registered
The registered office is in Swanley (BR8), in the Sevenoaks local authority area, South East. Show BR8 8AT on a map.
Other trade companies in BR8
- S.P.M (South East) LtdPlumbers and heating engineers
- Omnidrive Motors LtdMotor traders
- Epx Resins LtdFloor and wall tilers
- SLC Contractors Ltd LtdBuilders
- Build and Beyond CX Consulting LimitedFinishing trades
- Roostanproperty LtdProperty developers
- HL Contract Cleaning Services LtdMechanics and garages
- Fasteasycar LtdMotor traders
What happens if Ko Electrical Services 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 19 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 20 Dec 2027 to 19 Jan 2028 | £150 |
| 1 to 3 months late | 20 Jan 2028 to 19 Mar 2028 | £375 |
| 3 to 6 months late | 20 Mar 2028 to 19 Jun 2028 | £750 |
| More than 6 months late | From 20 Jun 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2029 | 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
- 17103161
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 March 2026
- Registered office
- 33 Willow Avenue, Swanley, BR8 8AT
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 March (accounting reference date)
- Accounts type
- No accounts filed yet
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 Swanley
Other active electrical contractors registered in Swanley.
- LB Contractors Limited2010
- Lindenwood Holdings Limited2020
- LP Electrical and Building Limited2016
- M H S Electricals Ltd2014
- Marinov Electrical Limited2003
- Mib Electrical Engineers Limited1996
- Millie Amp Electrical Ltd2025
- Prolec Engineering (London) Ltd2017
All electrical contractors in Swanley · All trades in Swanley · Electricians across the UK
Frequently asked questions
When are Ko Electrical Services Ltd's accounts due?
Ko Electrical Services Ltd's next accounts are due at Companies House by 19 December 2027 (in 433 days), covering the period to 31 March 2027.
When is Ko Electrical Services Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 18 March 2027, due by 18 March 2028, and one for the period to 31 March 2027, due by 31 March 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Ko Electrical Services Ltd still trading?
Ko Electrical Services 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 Ko Electrical Services Ltd do?
Ko Electrical Services Ltd is registered under Electrical installation (SIC 43210).
How old is Ko Electrical Services Ltd?
Ko Electrical Services Ltd was incorporated on 19 March 2026, less than a year ago.
What is the penalty if Ko Electrical Services 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 Ko Electrical Services 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.