- Company number
- 16973779
- Incorporated
- 19 Jan 2026
- Registered office
- 20 Frobisher Approach, Plymouth, PL5 3UD
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings; Other construction installation
Onecity Group Limited is a newly incorporated private limited company registered in Plymouth, company number 16973779, one of 182 building contractors in Plymouth. Its next accounts are due at Companies House on 19 October 2027, and its first CT600 is due at HMRC on 18 January 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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Who runs and owns Onecity Group Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| J*** H*** | Director | Jan 2026 |
Person with significant control
Where Onecity Group Limited is registered
The registered office is in Plymouth (PL5), in the Plymouth local authority area, South West. Show PL5 3UD on a map.
Other trade companies in PL5
- KLB Cleaning and Garden Maintenance LtdFinishing trades
- LCR.Rigging LtdSpecialist contractors
- Herzog Roofing & Leadworks LtdRoofers
- Woodfix Master LtdJoiners and carpenters
- SR Plumbing SW LtdPlumbers and heating engineers
- West Country Energy Services LtdPlumbers and heating engineers
- Ar Carpet An Flooring LtdFloor and wall tilers
- Power Pulse Cleaning LtdCleaning companies
What happens if Onecity Group 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 19 October 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 20 Oct 2027 to 19 Nov 2027 | £150 |
| 1 to 3 months late | 20 Nov 2027 to 19 Jan 2028 | £375 |
| 3 to 6 months late | 20 Jan 2028 to 19 Apr 2028 | £750 |
| More than 6 months late | From 20 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2028 | £200 |
| 3 months late | 30 Apr 2028 | another £200 |
| 6 months late | 31 Jul 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 16973779
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 January 2026
- Registered office
- 20 Frobisher Approach, Plymouth, PL5 3UD
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202)
Other construction installation (SIC 43290) - Year end
- 31 January (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Plymouth
Other active building contractors registered in Plymouth.
- Otm Builders Ltd2022
- Our Earth Group Limited2023
- P.A.K. Building Services South West Ltd2023
- Page Construction (SW) Limited2021
- Paul Little Construction Ltd2017
- Peverell Property Maintenence Ltd2022
- PF Refurbishment Specialists Ltd2018
- Plymouth Property and Building Maintenance Limited2025
All building contractors in Plymouth · All trades in Plymouth · Builders across the UK
Frequently asked questions
When are Onecity Group Limited's accounts due?
Onecity Group Limited's next accounts are due at Companies House by 19 October 2027 (in 371 days), covering the period to 31 January 2027.
When is Onecity Group 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 18 January 2027, due by 18 January 2028, and one for the period to 31 January 2027, due by 31 January 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Onecity Group Limited still trading?
Onecity Group 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 Onecity Group Limited do?
Onecity Group Limited is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202); Other construction installation (SIC 43290).
How old is Onecity Group Limited?
Onecity Group Limited was incorporated on 19 January 2026, less than a year ago.
Who runs Onecity Group Limited?
Onecity Group Limited has 1 active director, the longest-serving appointed in Jan 2026. Their names and service addresses are on the Companies House register.
Who owns Onecity Group Limited?
One person or company has significant control of Onecity Group Limited: an individual (owns 75% or more of the shares).
What is the penalty if Onecity Group 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 Onecity Group 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.