- Companies
- Electricians
- Kidlington
- Onea Building Solutions Ltd
Onea Building Solutions Ltd
- Company number
- 12323102
- Incorporated
- 19 Nov 20196 years trading
- Registered office
- 96 Hazel Crescent, Kidlington, OX5 1EL
- Nature of business
- Electrical installation; Other specialised construction activities n.e.c.
Onea Building Solutions Ltd is a 6-year-old private limited company registered in Kidlington, company number 12323102, one of 21 electrical contractors in Kidlington. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets down £6,478 (-504.5%) on the year before, to -£5,194.
- Net assets rose in 2 of 5 year-on-year comparisons on record.
- Current assets of £13K against £19K owed within a year: 0.7 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | -£5,194 | £13K | £19K | 1 | |
| 30 Nov 2024 | £1,284 | £9,918 | £8,634 | 1 | |
| 30 Nov 2023 | -£1,157 | £9,610 | £11K | 1 | |
| 30 Nov 2022 | -£691 | £21K | £21K | 0 | |
| 30 Nov 2021 | £3,624 | £14K | £8,350 | 1 | |
| 30 Nov 2020 | -£3,890 | £10K | £16K | 1 |
Where Onea Building Solutions Ltd is registered
The registered office is in Kidlington (OX5), in the Cherwell local authority area, South East. Show OX5 1EL on a map.
Other trade companies in OX5
- Lally Fenestration LtdJoiners and carpenters
- Langford & Co Construction LtdProperty developers
- The Oxford Kitchen Fitter LtdJoiners and carpenters
- Michelin Cleaning Services LtdCleaning companies
- CPH Electrical Oxford LtdElectricians
- Oxford Brick & Stone LtdBuilders
- CPH Property Services Oxford LtdBuilders
- Cam Muldur Contracting LtdBuilders
What happens if Onea Building Solutions 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 31 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 12323102
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 November 2019 (6 years ago)
- Registered office
- 96 Hazel Crescent, Kidlington, OX5 1EL
- Nature of business
- Electrical installation (SIC 43210)
Other specialised construction activities n.e.c. (SIC 43999) - Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 18 November 2025
Filing notes for electrical contractors
Electrical contracting companies are often a director plus a van and tools. Most fall within the micro-entity rules, so the accounts filed at Companies House are short, and the CT600 carries the tax detail.
Similar companies in Kidlington
Other active electrical contractors registered in Kidlington.
- Powerconnect Pro Limited2025
- Swain Electrical Limited2006
- A.K. Halsey Electrical Limited2023
- A1 Contracting Limited1999
- Apservices Electrical Ltd2024
- Capon Bros Electrical Ltd2023
- Charlton Electrical Services Limited2017
- CPH Electrical Oxford Ltd2026
All electrical contractors in Kidlington · All trades in Kidlington · Electricians across the UK
Frequently asked questions
When are Onea Building Solutions Ltd's accounts due?
Onea Building Solutions Ltd's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is Onea Building Solutions Ltd's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Onea Building Solutions Ltd still trading?
Onea Building Solutions 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 Onea Building Solutions Ltd do?
Onea Building Solutions Ltd is registered under Electrical installation (SIC 43210); Other specialised construction activities n.e.c. (SIC 43999).
How old is Onea Building Solutions Ltd?
Onea Building Solutions Ltd was incorporated on 19 November 2019, 6 years ago.
What is the penalty if Onea Building Solutions 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 Onea Building Solutions 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.