- Company number
- 03440825
- Incorporated
- 26 Sep 199729 years trading
- Registered office
- Jubilee Cottage, Bayswater Farm, Road, Headington, Oxford, OX3 8BY
- Nature of business
- Construction of domestic buildings; Quantity surveying activities
Darnell Construction Limited is a 29-year-old private limited company registered in Oxford, company number 03440825, one of 164 building contractors in Oxford. Its next accounts are due at Companies House on 29 March 2027, and the CT600 for the period to 29 June 2026 is due at HMRC on 29 June 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 £13K (-70.6%) on the year before, to £5,377.
- Net assets rose in 2 of 8 year-on-year comparisons on record.
- Current assets of £13K against £7,879 owed within a year: 1.7 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 29 Jun 2025 | £5,377 | £13K | £7,879 | 0 | |
| 29 Jun 2024 | £18K | £1,143 | £19K | 0 | |
| 29 Jun 2023 | £19K | £93K | £74K | 0 | |
| 29 Jun 2022 | £20K | £93K | £74K | 2 | |
| 29 Jun 2021 | £20K | £93K | £73K | 2 | |
| 29 Jun 2020 | £20K | £93K | £73K | 0 | |
| 29 Jun 2019 | -£166 | £99K | |||
| 29 Jun 2018 | £3,769 | £99K | |||
| 29 Jun 2017 | -£17K | £111K | £130K | ||
| 30 Jun 2016 | £225K | £213K |
Where Darnell Construction Limited is registered
The registered office is in Oxford (OX3), in the South Oxfordshire local authority area, South East. Show OX3 8BY on a map.
Other trade companies in OX3
- Hussan LimitedBuilders
- Washward LtdPlumbers and heating engineers
- Start Fresh Cleaning Group LtdCleaning companies
- Lynx Carpet Care LtdCleaning companies
- Zafrose LtdSpecialist contractors
- The Property Edition LimitedFinishing trades
- DC Electrical Ox LtdElectricians
- Haddie Plumbing and Utilities LtdPlumbers and heating engineers
What happens if Darnell Construction 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 29 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 30 Mar 2027 to 29 Apr 2027 | £150 |
| 1 to 3 months late | 30 Apr 2027 to 29 Jun 2027 | £375 |
| 3 to 6 months late | 30 Jun 2027 to 29 Sep 2027 | £750 |
| More than 6 months late | From 30 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 30 Jun 2027 | £200 |
| 3 months late | 29 Sep 2027 | another £200 |
| 6 months late | 29 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 29 Jun 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
- 03440825
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 26 September 1997 (29 years ago)
- Registered office
- Jubilee Cottage, Bayswater Farm, Road, Headington, Oxford, OX3 8BY
- Nature of business
- Construction of domestic buildings (SIC 41202)
Quantity surveying activities (SIC 74902) - Year end
- 29 June (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 29 June 2025
- Last confirmation statement
- 19 April 2026
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 Oxford
Other active building contractors registered in Oxford.
- Dashi Construction Oxford Limited2022
- David Shorten Building Limited2005
- DDL Building Services Ltd2025
- DNS Building Ltd2024
- Dungey Construction Limited2012
- Eagles Construction and Service Limited2021
- Elevasion Property Group Ltd2026
- Emaar Construction Limited2009
All building contractors in Oxford · All trades in Oxford · Builders across the UK
Frequently asked questions
When are Darnell Construction Limited's accounts due?
Darnell Construction Limited's next accounts are due at Companies House by 29 March 2027 (in 168 days), covering the period to 29 June 2026.
When is Darnell Construction Limited's CT600 due?
The CT600 for the period to 29 June 2026 is due at HMRC by 29 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 30 March 2027.
Is Darnell Construction Limited still trading?
Darnell Construction 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 Darnell Construction Limited do?
Darnell Construction Limited is registered under Construction of domestic buildings (SIC 41202); Quantity surveying activities (SIC 74902).
How old is Darnell Construction Limited?
Darnell Construction Limited was incorporated on 26 September 1997, 29 years ago.
What is the penalty if Darnell Construction 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 Darnell Construction 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.