- Companies
- Electricians
- Potters Bar
- MGR Sparx Ltd
MGR Sparx Ltd
- Company number
- 05837561
- Incorporated
- 5 Jun 200620 years trading
- Registered office
- 13 Mount Grace Road, Potters Bar, Herts, EN6 1RD
- Nature of business
- Electrical installation; Plastering; Painting; Other building completion and finishing
MGR Sparx Ltd is a 20-year-old private limited company registered in Potters Bar, company number 05837561, one of 52 electrical contractors in Potters Bar. Its next accounts are due at Companies House on 31 March 2028, and the CT600 for the period to 30 June 2027 is due at HMRC on 30 June 2028.
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 £4,991 (-27%) on the year before, to £13K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £9,847 against £10K owed within a year: 1.0 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Jun 2026 | £13K | £7,861 | £9,847 | £10K | 1 |
| 30 Jun 2025 | £18K | £10K | £11K | £11K | 1 |
| 30 Jun 2024 | £14K | £6,269 | £7,765 | £17K | 1 |
| 30 Jun 2023 | £10K | £2,765 | £3,809 | £26K | 1 |
| 30 Jun 2022 | £1,828 | £7,325 | £8,714 | £8,620 | 1 |
| 30 Jun 2021 | £6,101 | £9,998 | £12K | £7,855 | 1 |
| 30 Jun 2020 | £4,055 | £5,267 | £5,858 | £4,886 | 1 |
| 30 Jun 2019 | £2,917 | £4,342 | £5,184 | £6,377 | 1 |
| 30 Jun 2018 | £4,615 | £10K | £13K | £7,595 | 1 |
| 30 Jun 2017 | £2,750 | £9,127 | £11K | £7,374 | 1 |
Where MGR Sparx Ltd is registered
The registered office is in Potters Bar (EN6), in the Hertsmere local authority area, East of England. Show EN6 1RD on a map.
Other trade companies in EN6
- Hertfordshire Roofing and Guttering Repairs LtdRoofers
- Vata RC Frames LtdSpecialist contractors
- Avanti Airtech LimitedPlumbers and heating engineers
- Azmaj Group LtdFinishing trades
- Burbridge Roofing and Build LtdBuilders
- Roman Way Holdings LtdProperty developers
- Westshire Property Services LimitedFinishing trades
- Oska Auto LtdMechanics and garages
What happens if MGR Sparx 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 March 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2028 to 30 Apr 2028 | £150 |
| 1 to 3 months late | 1 May 2028 to 30 Jun 2028 | £375 |
| 3 to 6 months late | 1 Jul 2028 to 30 Sep 2028 | £750 |
| More than 6 months late | From 1 Oct 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2028 | £200 |
| 3 months late | 30 Sep 2028 | another £200 |
| 6 months late | 30 Dec 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 05837561
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 June 2006 (20 years ago)
- Registered office
- 13 Mount Grace Road, Potters Bar, Herts, EN6 1RD
- Nature of business
- Electrical installation (SIC 43210)
Plastering (SIC 43310)
Painting (SIC 43341)
Other building completion and finishing (SIC 43390) - Year end
- 30 June (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 June 2026
- Last confirmation statement
- 3 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 Potters Bar
Other active electrical contractors registered in Potters Bar.
- N E D Electrical Ltd2025
- Navitas Electrical Limited2009
- Niko.Electrical Solutions Ltd2025
- NW London Electrician Ltd2026
- Osbiston Electrical Services Limited2014
- P Brignull Services Limited2013
- Peckfords Electrical Contractors Limited1996
- Pink Electricians Ltd2025
All electrical contractors in Potters Bar · All trades in Potters Bar · Electricians across the UK
Frequently asked questions
When are MGR Sparx Ltd's accounts due?
MGR Sparx Ltd's next accounts are due at Companies House by 31 March 2028 (in 535 days), covering the period to 30 June 2027.
When is MGR Sparx Ltd's CT600 due?
The CT600 for the period to 30 June 2027 is due at HMRC by 30 June 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2028.
Is MGR Sparx Ltd still trading?
MGR Sparx 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 MGR Sparx Ltd do?
MGR Sparx Ltd is registered under Electrical installation (SIC 43210); Plastering (SIC 43310); Painting (SIC 43341); Other building completion and finishing (SIC 43390).
How old is MGR Sparx Ltd?
MGR Sparx Ltd was incorporated on 5 June 2006, 20 years ago.
What is the penalty if MGR Sparx 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 MGR Sparx 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.