- Companies
- Civil engineering
- Doncaster
- Newington Engineering Limited
Newington Engineering Limited
- Company number
- 17032591
- Incorporated
- 13 Feb 2026
- Registered office
- Newington Hall, Newington, Doncaster, DN10 6DJ
- Nature of business
- Construction of other civil engineering projects n.e.c.
Newington Engineering Limited is a newly incorporated private limited company registered in Doncaster, company number 17032591, one of 170 civil engineering contractors in Doncaster. Its next accounts are due at Companies House on 13 November 2027, and its first CT600 is due at HMRC on 12 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.
Is this your company?
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Where Newington Engineering Limited is registered
The registered office is in Doncaster (DN10), in the Bassetlaw local authority area, East Midlands. Show DN10 6DJ on a map.
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What happens if Newington Engineering 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 13 November 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 14 Nov 2027 to 13 Dec 2027 | £150 |
| 1 to 3 months late | 14 Dec 2027 to 13 Feb 2028 | £375 |
| 3 to 6 months late | 14 Feb 2028 to 13 May 2028 | £750 |
| More than 6 months late | From 14 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
- 17032591
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 February 2026
- Registered office
- Newington Hall, Newington, Doncaster, DN10 6DJ
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- 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 Doncaster
Other active civil engineering contractors registered in Doncaster.
- NGF Projects Limited2016
- Northern Rigging Services Ltd2014
- Norwin Construction Services Limited2009
- NTJ Consulting Ltd2023
- Ny Management Services Ltd2013
- O'Hare Civils Limited2014
- Optima Renewable Energy Ltd2025
- Orus Electrification Services Ltd2023
All civil engineering contractors in Doncaster · All trades in Doncaster · Civil engineering across the UK
Frequently asked questions
When are Newington Engineering Limited's accounts due?
Newington Engineering Limited's next accounts are due at Companies House by 13 November 2027 (in 396 days), covering the period to 28 February 2027.
When is Newington Engineering 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 12 February 2027, due by 12 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 Newington Engineering Limited still trading?
Newington Engineering 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 Newington Engineering Limited do?
Newington Engineering Limited is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is Newington Engineering Limited?
Newington Engineering Limited was incorporated on 13 February 2026, less than a year ago.
What is the penalty if Newington Engineering 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 Newington Engineering 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.