- Companies
- Civil engineering
- Wellingborough
- Priority Tunnelling Limited
Priority Tunnelling Limited
- Company number
- 11894806
- Incorporated
- 20 Mar 20197 years trading
- Registered office
- Sterling House, 31/32 High Street, Wellingborough, Northants, NN8 4HL
- Nature of business
- Construction of bridges and tunnels
Priority Tunnelling Limited is a 7-year-old private limited company registered in Wellingborough, company number 11894806, one of 42 civil engineering contractors in Wellingborough. 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 down £1,086 (-29.2%) on the year before, to £2,631.
- Net assets rose in 2 of 5 year-on-year comparisons on record.
- Current assets of £18K against £13K owed within a year: 1.3 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- 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 Mar 2025 | £2,631 | £49 | £18K | £13K | 0 |
| 31 Mar 2024 | £3,717 | £17K | £12K | 2 | |
| 31 Mar 2023 | £22K | £37K | £17K | 2 | |
| 31 Mar 2022 | £20K | £46K | £15K | 2 | |
| 31 Mar 2021 | £21K | £53K | £14K | 1 | |
| 31 Mar 2020 | £12K | £7,207 | £11K |
Where Priority Tunnelling Limited is registered
The registered office is in Wellingborough (NN8), in the North Northamptonshire local authority area, East Midlands. Show NN8 4HL on a map.
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Shared registered office
67 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Priority Tunnelling 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
- 11894806
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 March 2019 (7 years ago)
- Registered office
- Sterling House, 31/32 High Street, Wellingborough, Northants, NN8 4HL
- Nature of business
- Construction of bridges and tunnels (SIC 42130)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 19 March 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 Wellingborough
Other active civil engineering contractors registered in Wellingborough.
- Pryp Services Ltd2014
- TJB Utilities Limited2014
- Webster Groundworks Limited2025
- A&B Ndoci Ltd2026
- A2 Construction Ltd2020
- Aag Services Ltd2018
- Agolli Construction Ltd2026
- Bassetform Limited1998
All civil engineering contractors in Wellingborough · All trades in Wellingborough · Civil engineering across the UK
Frequently asked questions
When are Priority Tunnelling Limited's accounts due?
Priority Tunnelling 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 Priority Tunnelling 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 Priority Tunnelling Limited still trading?
Priority Tunnelling 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 Priority Tunnelling Limited do?
Priority Tunnelling Limited is registered under Construction of bridges and tunnels (SIC 42130).
How old is Priority Tunnelling Limited?
Priority Tunnelling Limited was incorporated on 20 March 2019, 7 years ago.
What is the penalty if Priority Tunnelling 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 Priority Tunnelling 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.