- Companies
- Civil engineering
- Doncaster
- Johnson & Son Project Management Ltd
Johnson & Son Project Management Ltd
- Company number
- 16647113
- Incorporated
- 13 Aug 20251 year trading
- Registered office
- 76 Bawtry Road, Doncaster, DN4 7BQ
- Nature of business
- Construction of railways and underground railways; Construction of other civil engineering projects n.e.c.; Management consultancy activities other than financial management; Engineering related scientific and technical consulting activities
Johnson & Son Project Management Ltd is a 1-year-old private limited company registered in Doncaster, company number 16647113, one of 170 civil engineering contractors in Doncaster. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 2027.
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 Johnson & Son Project Management Ltd is registered
The registered office is in Doncaster (DN4), in the Doncaster local authority area, Yorkshire and The Humber. Show DN4 7BQ on a map.
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What happens if Johnson & Son Project Management 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 30 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 16647113
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 August 2025 (1 year ago)
- Registered office
- 76 Bawtry Road, Doncaster, DN4 7BQ
- Nature of business
- Construction of railways and underground railways (SIC 42120)
Construction of other civil engineering projects n.e.c. (SIC 42990)
Management consultancy activities other than financial management (SIC 70229)
Engineering related scientific and technical consulting activities (SIC 71122) - Year end
- 31 July (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 12 August 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 Doncaster
Other active civil engineering contractors registered in Doncaster.
- JPB Telecoms Ltd2023
- JRS Drainage Solutions Ltd2024
- JT Slurry Seal Ltd2025
- K F Mech Ltd2023
- K&I Consultancy Ltd2022
- K&K Construction Solutions Limited2017
- K-Nar Ltd2020
- Kai Priestley Ltd2026
All civil engineering contractors in Doncaster · All trades in Doncaster · Civil engineering across the UK
Frequently asked questions
When are Johnson & Son Project Management Ltd's accounts due?
Johnson & Son Project Management Ltd's next accounts are due at Companies House by 30 April 2027 (in 199 days), covering the period to 31 July 2026.
When is Johnson & Son Project Management Ltd's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is Johnson & Son Project Management Ltd still trading?
Johnson & Son Project Management Ltd 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 Johnson & Son Project Management Ltd do?
Johnson & Son Project Management Ltd is registered under Construction of railways and underground railways (SIC 42120); Construction of other civil engineering projects n.e.c. (SIC 42990); Management consultancy activities other than financial management (SIC 70229); Engineering related scientific and technical consulting activities (SIC 71122).
How old is Johnson & Son Project Management Ltd?
Johnson & Son Project Management Ltd was incorporated on 13 August 2025, 1 year ago.
What is the penalty if Johnson & Son Project Management 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 Johnson & Son Project Management Ltd 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.