- Companies
- Specialist contractors
- Sunderland
- NPN Automation Limited
NPN Automation Limited
- Company number
- 16090110
- Incorporated
- 20 Nov 20241 year trading
- Registered office
- Unit 2A Ward Business Park, Leechmere East Industrial Estate, Sunderland, SR2 9TE
- Nature of business
- Other specialised construction activities n.e.c.
NPN Automation Limited is a 1-year-old private limited company registered in Sunderland, company number 16090110, one of 81 specialist construction companies in Sunderland. Companies House shows its accounts as overdue: they were due on 20 August 2026.
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 NPN Automation Limited is registered
The registered office is in Sunderland (SR2), in the Sunderland local authority area, North East. Show SR2 9TE on a map.
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- GM Customize LtdMechanics and garages
- Goldflow Plumbing and Heating LtdPlumbers and heating engineers
- BD Developments Ne LtdProperty developers
- Sunderland Roofing LtdFinishing trades
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- SW Offshore LtdMachinery repair and installation
- Capitanchev LimitedCleaning companies
What happens if NPN Automation Limited files late
If the accounts reach Companies House today, the late filing penalty is £375 (£750 if last year's accounts were also late). It rises at each step below.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 21 Aug 2026 to 20 Sep 2026 | £150 |
| 1 to 3 months late | 21 Sep 2026 to 20 Nov 2026 | £375 |
| 3 to 6 months late | 21 Nov 2026 to 20 Feb 2027 | £750 |
| More than 6 months late | From 21 Feb 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2026 | £200 |
| 3 months late | 28 Feb 2027 | another £200 |
| 6 months late | 30 May 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 2027 | 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
- 16090110
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 November 2024 (1 year ago)
- Registered office
- Unit 2A Ward Business Park, Leechmere East Industrial Estate, Sunderland, SR2 9TE
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 30 November (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 19 November 2025
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in Sunderland
Other active specialist construction companies registered in Sunderland.
- NRG Group Solutions Ltd2022
- NTS Blade Tech Ltd2026
- O,S,I Rigging & Access Ltd2024
- Otisbum Limited2024
- PB Microtunneling Limited2016
- Phillips Precision Plastering Limited2022
- Phoenix Venue Installations Limited2013
- Potentia Safety Solutions Limited2008
All specialist construction companies in Sunderland · All trades in Sunderland · Specialist contractors across the UK
Frequently asked questions
When are NPN Automation Limited's accounts due?
NPN Automation Limited's accounts were due at Companies House on 20 August 2026 and the register shows them as overdue.
When is NPN Automation Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 19 November 2025, due by 19 November 2026, and one for the period to 30 November 2025, due by 30 November 2026. Corporation tax is payable 9 months and 1 day after the end of each.
Is NPN Automation Limited still trading?
NPN Automation Limited is listed as active on the Companies House register (checked 13 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 NPN Automation Limited do?
NPN Automation Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is NPN Automation Limited?
NPN Automation Limited was incorporated on 20 November 2024, 1 year ago.
What is the penalty if NPN Automation 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 NPN Automation Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.