- Companies
- Civil engineering
- Newcastle upon Tyne
- Tynenet Infrastructure Ltd
Tynenet Infrastructure Ltd
- Company number
- 17017517
- Incorporated
- 6 Feb 2026
- Registered office
- Collingwood Buildings, 38 Collingwood Street, Newcastle upon Tyne, NE1 1JF
- Nature of business
- Construction of utility projects for electricity and telecommunications; Other telecommunications activities
Tynenet Infrastructure Ltd is a newly incorporated private limited company registered in Newcastle upon Tyne, company number 17017517, one of 72 civil engineering contractors in Newcastle upon Tyne. Its next accounts are due at Companies House on 6 November 2027, and its first CT600 is due at HMRC on 5 February 2028.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where Tynenet Infrastructure Ltd is registered
The registered office is in Newcastle upon Tyne (NE1), in the Newcastle upon Tyne local authority area, North East. Show NE1 1JF on a map.
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- Northlink Building and Property Maintenance LimitedFinishing trades
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Also registered at this address
22 other companies use the same registered office as Tynenet Infrastructure Ltd.
- Adept Modern Enterprises LtdInstallers
- Alder Cleaning Solutions LtdCleaning companies
- Automotive Precision Experts LtdMechanics and garages
- Bidmen LtdProperty developers
- Clinchsparkles LtdCleaning companies
- Dampfix Ne LtdPlasterers
- Hillcrest Home Improvements LimitedLandscapers and gardeners
- Johnson Offshore Electrical Services LtdElectricians
- Luxe Wheeltrailers LtdMotor traders
- Motorhomes Ne LimitedMotor traders
- NHH Land Partners LtdProperty developers
- Nifty Fixes Ne LtdFinishing trades
- North Based Plumbing Solutions LtdPlumbers and heating engineers
- Norwood Terrain Services LimitedLandscapers and gardeners
- Prystn Clean LimitedCleaning companies
- Pvolta LtdElectricians
- SB Automotive Detailing LtdMechanics and garages
- Siriushair Ltd.Repair services
- Sterling Deerness LtdProperty developers
- Sterling IT Solutions LtdProperty developers
- Top Edge Cleaning Services LtdCleaning companies
- Wellington Taylor LimitedFinishing trades
What happens if Tynenet Infrastructure 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 6 November 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 7 Nov 2027 to 6 Dec 2027 | £150 |
| 1 to 3 months late | 7 Dec 2027 to 6 Feb 2028 | £375 |
| 3 to 6 months late | 7 Feb 2028 to 6 May 2028 | £750 |
| More than 6 months late | From 7 May 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Feb 2028 | £200 |
| 3 months late | 28 May 2028 | another £200 |
| 6 months late | 28 Aug 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 2029 | 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
- 17017517
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 February 2026
- Registered office
- Collingwood Buildings, 38 Collingwood Street, Newcastle upon Tyne, NE1 1JF
- Nature of business
- Construction of utility projects for electricity and telecommunications (SIC 42220)
Other telecommunications activities (SIC 61900) - Year end
- 28 February (accounting reference date)
- Accounts type
- No accounts filed yet
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 Newcastle upon Tyne
Other active civil engineering contractors registered in Newcastle upon Tyne.
- UK Pak Limited2025
- United Fibre Network & Security Systems Ltd2025
- Wilkinson Power & Energy Ltd2026
- Xis Wind Limited2025
- A&R Utilities (North East) Limited2012
- A.Armstrong Wind Services Ltd2023
- Aa Construction Utilities Ltd2010
- Adderstone Civils Limited2024
All civil engineering contractors in Newcastle upon Tyne · All trades in Newcastle upon Tyne · Civil engineering across the UK
Frequently asked questions
When are Tynenet Infrastructure Ltd's accounts due?
Tynenet Infrastructure Ltd's next accounts are due at Companies House by 6 November 2027 (in 389 days), covering the period to 28 February 2027.
When is Tynenet Infrastructure Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 5 February 2027, due by 5 February 2028, and one for the period to 28 February 2027, due by 28 February 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Tynenet Infrastructure Ltd still trading?
Tynenet Infrastructure 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 Tynenet Infrastructure Ltd do?
Tynenet Infrastructure Ltd is registered under Construction of utility projects for electricity and telecommunications (SIC 42220); Other telecommunications activities (SIC 61900).
How old is Tynenet Infrastructure Ltd?
Tynenet Infrastructure Ltd was incorporated on 6 February 2026, less than a year ago.
What is the penalty if Tynenet Infrastructure 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 Tynenet Infrastructure 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.