- Companies
- Plumbers and heating engineers
- Northampton
- MJ Abc Contractors Ltd
MJ Abc Contractors Ltd
- Company number
- 13848387
- Incorporated
- 14 Jan 20224 years trading
- Registered office
- 15 Fellmead Road, Northampton, Northamptonshire, NN3 5HX
- Nature of business
- Plumbing, heat and air-conditioning installation
MJ Abc Contractors Ltd is a 4-year-old private limited company registered in Northampton, company number 13848387, one of 197 plumbing and heating companies in Northampton. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 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 £13K (-42.3%) on the year before, to £18K.
- Net assets rose in 1 of 3 year-on-year comparisons on record.
- Current assets of £75K against £58K owed within a year: 1.3 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 4 years, 2023 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2026 | £18K | £58K | £75K | £58K | 1 |
| 31 Jan 2025 | £31K | £117K | £118K | £91K | 1 |
| 31 Jan 2024 | £205 | £61K | £69K | £76K | 1 |
| 31 Jan 2023 | £8,210 | £53K | £59K | £59K | 1 |
Who runs and owns MJ Abc Contractors Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| M*** B*** | Director | Jan 2022 |
Person with significant control
Where MJ Abc Contractors Ltd is registered
The registered office is in Northampton (NN3), in the West Northamptonshire local authority area, East Midlands. Show NN3 5HX on a map.
Other trade companies in NN3
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- Cma Constuction Group LtdSpecialist contractors
- Auto Correct Repairs LtdMotor traders
- LCK & Son LimitedLandscapers and gardeners
- Atlas Engeenering LtdCivil engineering
- Oakwell Energy Systems LtdElectricians
- Imdl Construction LtdBuilders
- BC Developments and Construction Group UK LtdProperty developers
What happens if MJ Abc Contractors 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 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 13848387
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 January 2022 (4 years ago)
- Registered office
- 15 Fellmead Road, Northampton, Northamptonshire, NN3 5HX
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 13 January 2026
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in Northampton
Other active plumbing and heating companies registered in Northampton.
- Morrheat Ltd2015
- Morris Pascoe Ltd2023
- Moulton Plumbing and Heating Ltd2026
- MRT Project Solutions Ltd2014
- MSG Gas & Heating Solutions Limited2016
- MV Plumbing Ltd2018
- Nationwide Home Professionals Ltd2021
- NGB Property Solutions Limited2026
All plumbing and heating companies in Northampton · All trades in Northampton · Plumbers and heating engineers across the UK
Frequently asked questions
When are MJ Abc Contractors Ltd's accounts due?
MJ Abc Contractors Ltd's next accounts are due at Companies House by 31 October 2026 (in 18 days), covering the period to 31 January 2026.
When is MJ Abc Contractors Ltd's CT600 due?
The CT600 for the period to 31 January 2026 is due at HMRC by 31 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2026.
Is MJ Abc Contractors Ltd still trading?
MJ Abc Contractors 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 MJ Abc Contractors Ltd do?
MJ Abc Contractors Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is MJ Abc Contractors Ltd?
MJ Abc Contractors Ltd was incorporated on 14 January 2022, 4 years ago.
Who runs MJ Abc Contractors Ltd?
MJ Abc Contractors Ltd has 1 active director, the longest-serving appointed in Jan 2022. Their names and service addresses are on the Companies House register.
Who owns MJ Abc Contractors Ltd?
One person or company has significant control of MJ Abc Contractors Ltd: an individual (owns 75% or more of the shares).
What is the penalty if MJ Abc Contractors 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 MJ Abc Contractors 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.