- Companies
- Civil engineering
- Hemel Hempstead
- M Coyne Supplies Ltd
M Coyne Supplies Ltd
- Company number
- 12173387
- Incorporated
- 26 Aug 20197 years trading
- Registered office
- 17 Lower Yott, Hemel Hempstead, Hertfordshire, HP2 4LA
- Nature of business
- Construction of other civil engineering projects n.e.c.
M Coyne Supplies Ltd is a 7-year-old private limited company registered in Hemel Hempstead, company number 12173387, one of 50 civil engineering contractors in Hemel Hempstead. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 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 £2,611 (-15.4%) on the year before, to £14K.
- Net assets rose in 3 of 5 year-on-year comparisons on record.
- 1 employee on average during the year.
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2025 | £14K | £0 | £0 | £4,700 | 1 |
| 31 Aug 2024 | £17K | £9,609 | £11K | £12K | 1 |
| 31 Aug 2023 | £49K | £52K | £52K | £21K | 1 |
| 31 Aug 2022 | £41K | £0 | £23K | £0 | 1 |
| 31 Aug 2021 | £40K | £30K | £30K | £7,695 | 1 |
| 31 Aug 2020 | £1 |
Where M Coyne Supplies Ltd is registered
The registered office is in Hemel Hempstead (HP2), in the Dacorum local authority area, East of England. Show HP2 4LA on a map.
Other trade companies in HP2
- Prime Carpet Cleaning Experts LtdCleaning companies
- House to Home Builders LtdBuilders
- Gabriel Curic LtdCivil engineering
- Morya Holdings LtdProperty developers
- Construction by Nick LtdSpecialist contractors
- Ayzat Cleaning Solutions LimitedCleaning companies
- Thompsons Prowash LtdCleaning companies
- Herts Paving & Landscapes LtdSpecialist contractors
What happens if M Coyne Supplies 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 12173387
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 26 August 2019 (7 years ago)
- Registered office
- 17 Lower Yott, Hemel Hempstead, Hertfordshire, HP2 4LA
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 25 August 2026
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in Hemel Hempstead
Other active civil engineering contractors registered in Hemel Hempstead.
- M-Delf, Civil Engineering Ltd2024
- Mail Civils Ltd2025
- Martin M Limited2015
- Maytree Limited2002
- Mga Contracting Ltd2026
- MLC Communications Ltd2024
- Novum Power Systems Ltd2026
- Ovi & Guan Ltd2022
All civil engineering contractors in Hemel Hempstead · All trades in Hemel Hempstead · Civil engineering across the UK
Frequently asked questions
When are M Coyne Supplies Ltd's accounts due?
M Coyne Supplies Ltd's next accounts are due at Companies House by 31 May 2027 (in 230 days), covering the period to 31 August 2026.
When is M Coyne Supplies Ltd's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is M Coyne Supplies Ltd still trading?
M Coyne Supplies 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 M Coyne Supplies Ltd do?
M Coyne Supplies Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is M Coyne Supplies Ltd?
M Coyne Supplies Ltd was incorporated on 26 August 2019, 7 years ago.
What is the penalty if M Coyne Supplies 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 M Coyne Supplies 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.