- Companies
- Civil engineering
- Enfield
- Mayo Construction Limited
Mayo Construction Limited
- Company number
- 04373982
- Incorporated
- 14 Feb 200224 years trading
- Registered office
- 183 Churchbury Lane, Enfield, Middlesex, EN1 3HQ
- Nature of business
- Construction of other civil engineering projects n.e.c.
Mayo Construction Limited is a 24-year-old private limited company registered in Enfield, company number 04373982, one of 56 civil engineering contractors in Enfield. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 £21K (+33.7%) on the year before, to £83K.
- Current assets of £163K against £84K owed within a year: 1.9 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £83K | £163K | £84K | 1 | |
| 31 Mar 2024 | £62K | £135K | £78K | 1 |
Where Mayo Construction Limited is registered
The registered office is in Enfield (EN1), in the Enfield local authority area, London. Show EN1 3HQ on a map.
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What happens if Mayo Construction 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 04373982
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 February 2002 (24 years ago)
- Registered office
- 183 Churchbury Lane, Enfield, Middlesex, EN1 3HQ
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 14 February 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 Enfield
Other active civil engineering contractors registered in Enfield.
- Maysmor Construction Ltd2025
- MS UK Construction Ltd2024
- Murugan Construction Ltd2015
- Notusfield Limited1990
- Nutaj Limited2016
- Pancamo Plumbing & Heating Ltd2020
- PM Construct Limited2020
- PS Facades Ltd2008
All civil engineering contractors in Enfield · All trades in Enfield · Civil engineering across the UK
Frequently asked questions
When are Mayo Construction Limited's accounts due?
Mayo Construction Limited's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Mayo Construction Limited's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Mayo Construction Limited still trading?
Mayo Construction 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 Mayo Construction Limited do?
Mayo Construction Limited is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is Mayo Construction Limited?
Mayo Construction Limited was incorporated on 14 February 2002, 24 years ago.
What is the penalty if Mayo Construction 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 Mayo Construction 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.