- Companies
- Electricians
- Mitcham
- Res Spark Electrical Ltd
Res Spark Electrical Ltd
- Company number
- 16997941
- Incorporated
- 29 Jan 2026
- Registered office
- 7 Deer Park Gardens, Mitcham, CR4 4DY
- Nature of business
- Electrical installation; Other building completion and finishing
Res Spark Electrical Ltd is a newly incorporated private limited company registered in Mitcham, company number 16997941, one of 46 electrical contractors in Mitcham. Its next accounts are due at Companies House on 29 October 2027, and its first CT600 is due at HMRC on 28 January 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 Res Spark Electrical Ltd is registered
The registered office is in Mitcham (CR4), in the Merton local authority area, London. Show CR4 4DY on a map.
Other trade companies in CR4
- Mendevo LimitedFloor and wall tilers
- Az Auto Body Repair LtdMechanics and garages
- Welcome Maintenance LimitedPainters and decorators
- Fixmot LtdMechanics and garages
- MPB Property Care LtdFinishing trades
- Aoo Building Services LtdBuilders
- LDN Plumbing Heating and Cooling LimitedPlumbers and heating engineers
- Dgha Construction LtdBuilders
What happens if Res Spark 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 29 October 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 30 Oct 2027 to 29 Nov 2027 | £150 |
| 1 to 3 months late | 30 Nov 2027 to 29 Jan 2028 | £375 |
| 3 to 6 months late | 30 Jan 2028 to 29 Apr 2028 | £750 |
| More than 6 months late | From 30 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2028 | £200 |
| 3 months late | 30 Apr 2028 | another £200 |
| 6 months late | 31 Jul 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 16997941
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 29 January 2026
- Registered office
- 7 Deer Park Gardens, Mitcham, CR4 4DY
- Nature of business
- Electrical installation (SIC 43210)
Other building completion and finishing (SIC 43390) - Year end
- 31 January (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 Mitcham
Other active electrical contractors registered in Mitcham.
- Russell Hewes Limited2016
- Safz Heating & Plumbing Ltd2020
- Sri Sai Plumbing, Gas & Heating Limited2026
- Surrey Electrical Contractors Limited2013
- Szafa Electrician Ltd2015
- T and B Electricians Ltd2014
- VLS Electrical Ltd2017
- Voltmeter Ltd2020
All electrical contractors in Mitcham · All trades in Mitcham · Electricians across the UK
Frequently asked questions
When are Res Spark Electrical Ltd's accounts due?
Res Spark Electrical Ltd's next accounts are due at Companies House by 29 October 2027 (in 381 days), covering the period to 31 January 2027.
When is Res Spark Electrical 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 28 January 2027, due by 28 January 2028, and one for the period to 31 January 2027, due by 31 January 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Res Spark Electrical Ltd still trading?
Res Spark 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 Res Spark Electrical Ltd do?
Res Spark Electrical Ltd is registered under Electrical installation (SIC 43210); Other building completion and finishing (SIC 43390).
How old is Res Spark Electrical Ltd?
Res Spark Electrical Ltd was incorporated on 29 January 2026, less than a year ago.
What is the penalty if Res Spark 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 Res Spark 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.