- Companies
- Electricians
- Slough
- K & M Contractors Limited
K & M Contractors Limited
- Company number
- 08186092
- Incorporated
- 21 Aug 201214 years trading
- Registered office
- 4A Ditton Road, Datchet, Slough, SL3 9LR
- Nature of business
- Electrical installation; Other service activities n.e.c.
K & M Contractors Limited is a 14-year-old private limited company registered in Slough, company number 08186092, one of 101 electrical contractors in Slough. Its next accounts are due at Companies House on 31 March 2027, and the CT600 for the period to 30 June 2026 is due at HMRC on 30 June 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 up £17K (+61.6%) on the year before, to £44K.
- Net assets rose in 7 of 9 year-on-year comparisons on record.
- Current assets of £91K against £55K owed within a year: 1.7 times cover.
- 1 employee on average during the year.
- 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 Jun 2025 | £44K | £62K | £91K | £55K | 1 |
| 30 Jun 2024 | £27K | £45K | £73K | £54K | 1 |
| 30 Jun 2023 | £23K | £42K | £74K | £51K | 1 |
| 30 Jun 2022 | £19K | £40K | £70K | £51K | 2 |
| 30 Jun 2021 | £24K | £48K | £77K | £54K | 2 |
| 30 Nov 2020 | £19K | £39K | £62K | £43K | 2 |
| 30 Nov 2019 | £40K | £41K | £63K | £23K | |
| 30 Nov 2018 | £26K | £37K | £48K | £22K | |
| 30 Nov 2017 | £12K | £29K | £35K | £23K | |
| 30 Nov 2016 | £1,101 | £10K | £11K | £10K |
Who runs and owns K & M Contractors Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| R*** K*** | Director | Aug 2012 |
| M*** S*** | Director | Aug 2012 |
People with significant control (2)
Where K & M Contractors Limited is registered
The registered office is in Slough (SL3), in the Windsor and Maidenhead local authority area, South East. Show SL3 9LR on a map.
Other trade companies in SL3
- Tac Design & Build LtdFinishing trades
- G&S Formwork LtdBuilders
- Klenzo LtdCleaning companies
- West London Crown Construction LtdBuilders
- Dahlia Investment Group LimitedProperty developers
- Ekon Electrics LtdElectricians
- R&G Maintenance LtdCleaning companies
- Cornerstone Homes & Estates LtdProperty developers
What happens if K & M Contractors 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 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2027 to 30 Apr 2027 | £150 |
| 1 to 3 months late | 1 May 2027 to 30 Jun 2027 | £375 |
| 3 to 6 months late | 1 Jul 2027 to 30 Sep 2027 | £750 |
| More than 6 months late | From 1 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 08186092
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 August 2012 (14 years ago)
- Registered office
- 4A Ditton Road, Datchet, Slough, SL3 9LR
- Nature of business
- Electrical installation (SIC 43210)
Other service activities n.e.c. (SIC 96090) - Year end
- 30 June (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 21 August 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 Slough
Other active electrical contractors registered in Slough.
- Kaizenray Limited2025
- LMB Heating and Electrical Limited2021
- Lomas Electrical Ltd2017
- Maddeux Limited2025
- Mako Electrical Services Ltd2022
- Manara Infra-Tech Global Ltd2025
- Mann Trade Services Limited2026
- MBC Electrical Ltd2023
All electrical contractors in Slough · All trades in Slough · Electricians across the UK
Frequently asked questions
When are K & M Contractors Limited's accounts due?
K & M Contractors Limited's next accounts are due at Companies House by 31 March 2027 (in 169 days), covering the period to 30 June 2026.
When is K & M Contractors Limited's CT600 due?
The CT600 for the period to 30 June 2026 is due at HMRC by 30 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2027.
Is K & M Contractors Limited still trading?
K & M Contractors 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 K & M Contractors Limited do?
K & M Contractors Limited is registered under Electrical installation (SIC 43210); Other service activities n.e.c. (SIC 96090).
How old is K & M Contractors Limited?
K & M Contractors Limited was incorporated on 21 August 2012, 14 years ago.
Who runs K & M Contractors Limited?
K & M Contractors Limited has 2 active directors, the longest-serving appointed in Aug 2012. Their names and service addresses are on the Companies House register.
Who owns K & M Contractors Limited?
2 people or companies have significant control of K & M Contractors Limited: an individual (owns 25% to 50% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if K & M Contractors 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 K & M Contractors 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.