- Companies
- Electricians
- Ruislip
- Bright Spark Engineering Ltd
Bright Spark Engineering Ltd
- Company number
- 12662272
- Incorporated
- 11 Jun 20206 years trading
- Registered office
- College House C/O Asml, 17 King Edwards Road, Ruislip, Middlesex, HA4 7AE
- Nature of business
- Electrical installation
Bright Spark Engineering Ltd is a 6-year-old private limited company registered in Ruislip, company number 12662272, one of 89 electrical contractors in Ruislip. Its next accounts are due at Companies House on 28 June 2027, and the CT600 for the period to 28 September 2026 is due at HMRC on 28 September 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 down £716 (-23.1%) on the year before, to £2,384.
- Net assets rose in 2 of 4 year-on-year comparisons on record.
- Current assets of £64K against £68K owed within a year: 0.9 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Sep 2025 | £2,384 | £64K | £68K | 2 | |
| 28 Sep 2024 | £3,100 | £48K | £52K | 2 | |
| 28 Sep 2023 | £2,683 | £32K | £37K | 2 | |
| 28 Sep 2022 | £2,510 | £17K | £18K | 2 | |
| 30 Jun 2021 | £8,755 | £22K | £13K | 2 |
Who runs and owns Bright Spark Engineering Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| A*** M*** | Director | Jun 2020 |
People with significant control (2)
Where Bright Spark Engineering Ltd is registered
The registered office is in Ruislip (HA4), in the Hillingdon local authority area, London. Show HA4 7AE on a map.
Other trade companies in HA4
- SSC London LtdGroundworks and demolition
- DCR Industriltdal LtdPainters and decorators
- Katardino Monten for General Contracting and Supplies LtdCivil engineering
- Apex Build & Move LtdBuilders
- Ridgeway Building Contracts LimitedProperty developers
- Azya Farah LtdBuilders
- Howdens Roofing & Guttering LimitedRoofers
- Vetro Glazing LimitedGlaziers
Also registered at this address
8 other companies use the same registered office as Bright Spark Engineering Ltd.
- Danson Homes LimitedProperty developers
- Mill Lane Project LimitedBuilders
- Officina Macchina LtdMechanics and garages
- Quill Projects LimitedProperty developers
- SKM Contracting LtdProperty developers
- The Construction Services Agency LimitedCivil engineering
- Water End Developments LimitedProperty developers
- WRD Systems Integration LtdSpecialist contractors
What happens if Bright Spark Engineering 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 28 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 29 Jun 2027 to 28 Jul 2027 | £150 |
| 1 to 3 months late | 29 Jul 2027 to 28 Sep 2027 | £375 |
| 3 to 6 months late | 29 Sep 2027 to 28 Dec 2027 | £750 |
| More than 6 months late | From 29 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Sep 2027 | £200 |
| 3 months late | 28 Dec 2027 | another £200 |
| 6 months late | 28 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Sep 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
- 12662272
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 June 2020 (6 years ago)
- Registered office
- College House C/O Asml, 17 King Edwards Road, Ruislip, Middlesex, HA4 7AE
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 28 September (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 28 September 2025
- Last confirmation statement
- 10 June 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 Ruislip
Other active electrical contractors registered in Ruislip.
- C K T Electrical Limited2014
- C&T Electrical Contractors Ltd2015
- Cab Construction Limited2010
- CD Electric Services Ltd2023
- CDM Electrical London Ltd2025
- Copperhead Electric Ltd2013
- Cube Power Ltd2019
- Datalynes Electrical Ltd2026
All electrical contractors in Ruislip · All trades in Ruislip · Electricians across the UK
Frequently asked questions
When are Bright Spark Engineering Ltd's accounts due?
Bright Spark Engineering Ltd's next accounts are due at Companies House by 28 June 2027 (in 259 days), covering the period to 28 September 2026.
When is Bright Spark Engineering Ltd's CT600 due?
The CT600 for the period to 28 September 2026 is due at HMRC by 28 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 29 June 2027.
Is Bright Spark Engineering Ltd still trading?
Bright Spark Engineering 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 Bright Spark Engineering Ltd do?
Bright Spark Engineering Ltd is registered under Electrical installation (SIC 43210).
How old is Bright Spark Engineering Ltd?
Bright Spark Engineering Ltd was incorporated on 11 June 2020, 6 years ago.
Who runs Bright Spark Engineering Ltd?
Bright Spark Engineering Ltd has 1 active director, the longest-serving appointed in Jun 2020. Their names and service addresses are on the Companies House register.
Who owns Bright Spark Engineering Ltd?
2 people or companies have significant control of Bright Spark Engineering Ltd: an individual (owns 25% to 50% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if Bright Spark Engineering 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 Bright Spark Engineering 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.