- Companies
- Civil engineering
- Thirsk
- Mitech Northern Ltd
Mitech Northern Ltd
- Company number
- 13688057
- Incorporated
- 19 Oct 20214 years trading
- Registered office
- Atlay Fields, Knayton, Thirsk, YO7 4BR
- Nature of business
- Construction of water projects; Other construction installation; Management consultancy activities other than financial management
Mitech Northern Ltd is a 4-year-old private limited company registered in Thirsk, company number 13688057, one of 5 civil engineering contractors in Thirsk. Its next accounts are due at Companies House on 31 July 2027, and the CT600 for the period to 31 October 2026 is due at HMRC on 31 October 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 £30K (-31.5%) on the year before, to £65K.
- Net assets rose in 1 of 3 year-on-year comparisons on record.
- Current assets of £49K against £36K owed within a year: 1.4 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Oct 2025 | £65K | £17K | £49K | £36K | 2 |
| 31 Oct 2024 | £95K | £25K | £131K | £71K | 2 |
| 31 Oct 2023 | £11K | £41K | £56K | 2 | |
| 31 Oct 2022 | £22K | £66K | £70K | 2 |
Who runs and owns Mitech Northern Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| I*** I*** | Director | Oct 2021 |
| L*** M*** | Director | Oct 2021 |
People with significant control (2)
Where Mitech Northern Ltd is registered
The registered office is in Thirsk (YO7), in the North Yorkshire local authority area, Yorkshire and The Humber. Show YO7 4BR on a map.
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What happens if Mitech Northern 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 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Aug 2027 to 31 Aug 2027 | £150 |
| 1 to 3 months late | 1 Sep 2027 to 31 Oct 2027 | £375 |
| 3 to 6 months late | 1 Nov 2027 to 31 Jan 2028 | £750 |
| More than 6 months late | From 1 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- 13688057
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 October 2021 (4 years ago)
- Registered office
- Atlay Fields, Knayton, Thirsk, YO7 4BR
- Nature of business
- Construction of water projects (SIC 42910)
Other construction installation (SIC 43290)
Management consultancy activities other than financial management (SIC 70229) - Year end
- 31 October (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 18 October 2025
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 Thirsk
Other active civil engineering contractors registered in Thirsk.
- Priestgate Developments Limited1982
- Aspect Building and Civil Engineering Contractors Limited1984
- GR & A Richardson Limited2002
- H Woodhead Limited2005
All civil engineering contractors in Thirsk · All trades in Thirsk · Civil engineering across the UK
Frequently asked questions
When are Mitech Northern Ltd's accounts due?
Mitech Northern Ltd's next accounts are due at Companies House by 31 July 2027 (in 291 days), covering the period to 31 October 2026.
When is Mitech Northern Ltd's CT600 due?
The CT600 for the period to 31 October 2026 is due at HMRC by 31 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2027.
Is Mitech Northern Ltd still trading?
Mitech Northern 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 Mitech Northern Ltd do?
Mitech Northern Ltd is registered under Construction of water projects (SIC 42910); Other construction installation (SIC 43290); Management consultancy activities other than financial management (SIC 70229).
How old is Mitech Northern Ltd?
Mitech Northern Ltd was incorporated on 19 October 2021, 4 years ago.
Who runs Mitech Northern Ltd?
Mitech Northern Ltd has 2 active directors, the longest-serving appointed in Oct 2021. Their names and service addresses are on the Companies House register.
Who owns Mitech Northern Ltd?
2 people or companies have significant control of Mitech Northern Ltd: an individual (owns 25% to 50% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if Mitech Northern 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 Mitech Northern 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.