- Companies
- Electricians
- Baildon
- McDermott Brothers Limited
McDermott Brothers Limited
- Company number
- 01050759
- Incorporated
- 20 Apr 197254 years trading
- Registered office
- C/O Smith Butler, Sapper Jordan Rossi Park, Otley Road, Baildon, BD17 7AX
- Nature of business
- Electrical installation
McDermott Brothers Limited is a 54-year-old private limited company registered in Baildon, company number 01050759, one of 7 electrical contractors in Baildon. Its next accounts are due at Companies House on 31 October 2027, and the CT600 for the period to 31 January 2027 is due at HMRC on 31 January 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 £150K (-68.5%) on the year before, to £69K.
- Net assets rose in 2 of 9 year-on-year comparisons on record.
- Current assets of £43K against £139K owed within a year: 0.3 times cover.
- 3 employees 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 |
|---|---|---|---|---|---|
| 31 Jan 2026 | £69K | £43K | £139K | 3 | |
| 30 Apr 2025 | £219K | £1,800 | £172K | £165K | 3 |
| 30 Apr 2024 | £250K | £18K | £218K | £169K | 3 |
| 30 Apr 2023 | £261K | £30K | £241K | £184K | 3 |
| 30 Apr 2022 | £247K | £22K | £249K | £202K | 3 |
| 30 Apr 2021 | £253K | £23K | £268K | £197K | 3 |
| 30 Apr 2020 | £254K | £36K | £272K | £202K | 3 |
| 30 Apr 2019 | £255K | £3,850 | £232K | £164K | 3 |
| 30 Apr 2018 | £256K | £3,450 | £248K | £182K | 3 |
| 30 Apr 2017 | £239K | £21K | £227K | £159K | 4 |
Who runs and owns McDermott Brothers Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (4)
| Name | Role | Appointed |
|---|---|---|
| J*** M*** | Director | before Dec 1991 |
| D*** M*** | Director | Apr 2013 |
| J*** M*** | Director | Apr 2013 |
| J*** M*** | Secretary | Apr 2001 |
8 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| J*** M*** | Secretary | Dec 1996 | Apr 2001 |
| P*** M*** | Secretary | Dec 1996 | |
| H*** D*** | Director | Dec 1996 | |
| N*** D*** | Director | Apr 2013 | Jun 2015 |
| J*** M*** | Director | Apr 2001 | |
| P*** M*** | Director | Dec 1996 | |
| T*** M*** | Director | Dec 1996 | |
| T*** M*** | Director | Apr 2001 |
Person with significant control
Charges (secured borrowing)
All 4 registered charges have been satisfied. A charge is security a lender takes over a company's assets, typically for a loan, mortgage or asset finance.
| Lender | Status | Registered |
|---|---|---|
| HSBC Bank PLC | Satisfied Feb 2026 | May 2013 |
| HSBC Bank PLC | Satisfied Feb 2026 | May 2013 |
| National Westminster Bank PLC | Satisfied May 2013 | Oct 1998 |
| National Westminster Bank PLC | Satisfied May 2013 | May 1996 |
Where McDermott Brothers Limited is registered
The registered office is in Baildon (BD17), in the Bradford local authority area, Yorkshire and The Humber. Show BD17 7AX on a map.
Other trade companies in BD17
- McCarthy Decor3 LimitedPainters and decorators
- Flux Seamless Gutters & Roofing LtdRoofers
- Briggs Mechanical & Electrical LtdElectricians
- All Trades Services LtdSpecialist contractors
- Airwarm LtdPlumbers and heating engineers
- 360 Services LimitedFinishing trades
- Diamond Details HQ LtdMechanics and garages
- Sandhill Vehicles & Leisure LtdMotor traders
Shared registered office
45 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if McDermott Brothers 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 31 October 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2027 to 30 Nov 2027 | £150 |
| 1 to 3 months late | 1 Dec 2027 to 31 Jan 2028 | £375 |
| 3 to 6 months late | 1 Feb 2028 to 30 Apr 2028 | £750 |
| More than 6 months late | From 1 May 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
- 01050759
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 April 1972 (54 years ago)
- Registered office
- C/O Smith Butler, Sapper Jordan Rossi Park, Otley Road, Baildon, BD17 7AX
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 January 2026
- Last confirmation statement
- 22 March 2026
- Charges (mortgages)
- 0 outstanding of 4 registered
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 Baildon
Other active electrical contractors registered in Baildon.
- R M Electrical (Yorkshire) Limited2005
- Robinson Jennings Ltd2006
- S D A Electrical & Security Installations Limited2008
- CF Electrical (Leeds) Limited2019
- Champion CCTV Services Ltd2012
- Gse Electrical Services Ltd2016
All electrical contractors in Baildon · All trades in Baildon · Electricians across the UK
Frequently asked questions
When are McDermott Brothers Limited's accounts due?
McDermott Brothers Limited's next accounts are due at Companies House by 31 October 2027 (in 383 days), covering the period to 31 January 2027.
When is McDermott Brothers Limited's CT600 due?
The CT600 for the period to 31 January 2027 is due at HMRC by 31 January 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2027.
Is McDermott Brothers Limited still trading?
McDermott Brothers 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 McDermott Brothers Limited do?
McDermott Brothers Limited is registered under Electrical installation (SIC 43210).
How old is McDermott Brothers Limited?
McDermott Brothers Limited was incorporated on 20 April 1972, 54 years ago.
Who runs McDermott Brothers Limited?
McDermott Brothers Limited has 3 active directors, the longest-serving appointed in Apr 2013. Their names and service addresses are on the Companies House register.
Who owns McDermott Brothers Limited?
One person or company has significant control of McDermott Brothers Limited: an individual (owns 50% to 75% of the shares).
What is the penalty if McDermott Brothers 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 McDermott Brothers 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.