- Companies
- Builders
- Twickenham
- Mo & Mack Building and Electrical Ltd
Mo & Mack Building and Electrical Ltd
- Company number
- 17044038
- Incorporated
- 19 Feb 2026
- Registered office
- 19 Bowyers Court, Railshead Road, Twickenham, TW1 1RJ
- Nature of business
- Construction of domestic buildings; Electrical installation
Mo & Mack Building and Electrical Ltd is a newly incorporated private limited company registered in Twickenham, company number 17044038, one of 77 building contractors in Twickenham. Its next accounts are due at Companies House on 19 November 2027, and its first CT600 is due at HMRC on 18 February 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.
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Who runs and owns Mo & Mack Building and Electrical Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| I*** M*** | Director | Feb 2026 |
| J*** M*** | Director | Feb 2026 |
People with significant control (2)
Where Mo & Mack Building and Electrical Ltd is registered
The registered office is in Twickenham (TW1), in the Richmond upon Thames local authority area, London. Show TW1 1RJ on a map.
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What happens if Mo & Mack Building and 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 19 November 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 20 Nov 2027 to 19 Dec 2027 | £150 |
| 1 to 3 months late | 20 Dec 2027 to 19 Feb 2028 | £375 |
| 3 to 6 months late | 20 Feb 2028 to 19 May 2028 | £750 |
| More than 6 months late | From 20 May 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Feb 2028 | £200 |
| 3 months late | 28 May 2028 | another £200 |
| 6 months late | 28 Aug 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 17044038
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 February 2026
- Registered office
- 19 Bowyers Court, Railshead Road, Twickenham, TW1 1RJ
- Nature of business
- Construction of domestic buildings (SIC 41202)
Electrical installation (SIC 43210) - Year end
- 28 February (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Twickenham
Other active building contractors registered in Twickenham.
- Muja Construction Ltd2024
- Novabuild Construction Ltd2025
- NP Buildings & Engineering Limited2014
- NSF Developments Ltd2026
- Octain Construction Limited1994
- O’Rourke Bespoke Ltd2024
- P Wojton Ltd2016
- Prodigious Professional Services Limited2014
All building contractors in Twickenham · All trades in Twickenham · Builders across the UK
Frequently asked questions
When are Mo & Mack Building and Electrical Ltd's accounts due?
Mo & Mack Building and Electrical Ltd's next accounts are due at Companies House by 19 November 2027 (in 402 days), covering the period to 28 February 2027.
When is Mo & Mack Building and 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 18 February 2027, due by 18 February 2028, and one for the period to 28 February 2027, due by 28 February 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Mo & Mack Building and Electrical Ltd still trading?
Mo & Mack Building and 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 Mo & Mack Building and Electrical Ltd do?
Mo & Mack Building and Electrical Ltd is registered under Construction of domestic buildings (SIC 41202); Electrical installation (SIC 43210).
How old is Mo & Mack Building and Electrical Ltd?
Mo & Mack Building and Electrical Ltd was incorporated on 19 February 2026, less than a year ago.
Who runs Mo & Mack Building and Electrical Ltd?
Mo & Mack Building and Electrical Ltd has 2 active directors, the longest-serving appointed in Feb 2026. Their names and service addresses are on the Companies House register.
Who owns Mo & Mack Building and Electrical Ltd?
2 people or companies have significant control of Mo & Mack Building and Electrical Ltd: an individual (owns 25% to 50% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if Mo & Mack Building and 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 Mo & Mack Building and 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.