- Companies
- Electricians
- Brighton
- Mack Electrical Limited
Company profile · Electricians
Mack Electrical Limited
Mack Electrical Limited is a 11-year-old private limited company registered in Brighton, company number 09620383, one of 146 electrical contractors in Brighton. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Mack Electrical LimitedOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
Financial snapshot, 2025
From the balance sheet at 30 September 2025, as filed at Companies House.
Mack Electrical Limited over the years
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 up £47K (+63.7%) on the year before, to £120K.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £220K against £126K owed within a year: 1.8 times cover.
- 8 employees on average, up from 7 the year before.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | £120K | £145K | £220K | £126K | 8 |
| 30 Sep 2024 | £73K | £58K | £141K | £79K | 7 |
| 30 Sep 2023 | £81K | £28K | £166K | £86K | 5 |
| 30 Sep 2022 | £133K | £13K | £234K | £106K | 8 |
| 30 Sep 2021 | £189K | £63K | £291K | £108K | 8 |
| 30 Sep 2020 | £120K | £117K | £235K | £172K | 8 |
| 30 Sep 2019 | £39K | £31K | £87K | £53K | 7 |
| 30 Sep 2018 | £34K | £2,542 | £79K | £64K | 6 |
| 30 Sep 2017 | £48K | £847 | £80K | £55K | 5 |
| 30 Sep 2016 | £70K | £6,698 | £130K | £100K | 3 |
Who runs and owns Mack Electrical Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| J*** M*** | Director | Jun 2015 |
| M*** H*** | Director | Apr 2019 |
People with significant control (2)
Where Mack Electrical Limited is registered
The registered office is in Brighton (BN42), in the Adur local authority area, South East. Show BN42 4NH on a map.
Other trade companies in BN42
- GWS Paving LtdSpecialist contractors
- Ashcroft Kitchens LtdJoiners and carpenters
- Hilton Controls LtdElectricians
- Farrell Construction (Sussex) LtdBuilders
- D&C Interior Systems LtdPlasterers
- T. Laver Flooring LimitedFloor and wall tilers
- J.Cole Homes LtdPlumbers and heating engineers
- Boss Carpet Cleaning LtdCleaning companies
What happens if Mack Electrical Limited 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 30 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 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
- 09620383
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 3 June 2015 (11 years ago)
- Registered office
- Unit 2 Block 3, Chalex Industrial Estate, Brighton, West Sussex, BN42 4NH
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 September 2025
- 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 Brighton
Other active electrical contractors registered in Brighton.
- Malcolm Bonanno Ltd2011
- Markham Electrical Ltd2014
- Mbo Electrical Limited2009
- Meridian South East Ltd2025
- Mid Sussex Electrical Ltd2006
- MP Trading (UK) Limited2007
- My Electrical and Plumbing Engineer Limited2011
- Neo Electrical Solutions Ltd2021
All electrical contractors in Brighton · All trades in Brighton · Electricians across the UK
Frequently asked questions
When are Mack Electrical Limited's accounts due?
Mack Electrical Limited's next accounts are due at Companies House by 30 June 2027 (in 261 days), covering the period to 30 September 2026.
When is Mack Electrical Limited's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is Mack Electrical Limited still trading?
Mack Electrical Limited 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 Mack Electrical Limited do?
Mack Electrical Limited is registered under Electrical installation (SIC 43210).
How old is Mack Electrical Limited?
Mack Electrical Limited was incorporated on 3 June 2015, 11 years ago.
Who runs Mack Electrical Limited?
Mack Electrical Limited has 2 active directors, the longest-serving appointed in Jun 2015. Their names and service addresses are on the Companies House register.
Who owns Mack Electrical Limited?
2 people or companies have significant control of Mack Electrical Limited: an individual (owns 25% to 50% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if Mack Electrical Limited 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 Mack Electrical Limited 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.