- Companies
- Property developers
- Brentwood
- James O'Neill Developments Limited
James O'Neill Developments Limited
- Company number
- 17361719
- Incorporated
- 25 Jul 2026
- Registered office
- 105 High Street, Brentwood, CM14 4RR
- Nature of business
- Development of building projects
James O'Neill Developments Limited is a newly incorporated private limited company registered in Brentwood, company number 17361719, one of 157 property development companies in Brentwood. Its next accounts are due at Companies House on 25 April 2028, and its first CT600 is due at HMRC on 24 July 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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Where James O'Neill Developments Limited is registered
The registered office is in Brentwood (CM14), in the Brentwood local authority area, East of England. Show CM14 4RR on a map.
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Shared registered office
49 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if James O'Neill Developments 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 25 April 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 26 Apr 2028 to 25 May 2028 | £150 |
| 1 to 3 months late | 26 May 2028 to 25 Jul 2028 | £375 |
| 3 to 6 months late | 26 Jul 2028 to 25 Oct 2028 | £750 |
| More than 6 months late | From 26 Oct 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2028 | £200 |
| 3 months late | 31 Oct 2028 | another £200 |
| 6 months late | 31 Jan 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 17361719
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 25 July 2026
- Registered office
- 105 High Street, Brentwood, CM14 4RR
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 31 July (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in Brentwood
Other active property development companies registered in Brentwood.
- Javero Property Limited2021
- Jaycock & Son Limited2015
- JWC Building Services Ltd2024
- Kahm Property Development Ltd2023
- Kiaran Construction Ltd2019
- Kinesis Building Services Ltd2021
- Kingsley Management Ltd2025
- Knight Court Ii Developments Limited2018
All property development companies in Brentwood · All trades in Brentwood · Property developers across the UK
Frequently asked questions
When are James O'Neill Developments Limited's accounts due?
James O'Neill Developments Limited's next accounts are due at Companies House by 25 April 2028 (in 560 days), covering the period to 31 July 2027.
When is James O'Neill Developments 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 24 July 2027, due by 24 July 2028, and one for the period to 31 July 2027, due by 31 July 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is James O'Neill Developments Limited still trading?
James O'Neill Developments 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 James O'Neill Developments Limited do?
James O'Neill Developments Limited is registered under Development of building projects (SIC 41100).
How old is James O'Neill Developments Limited?
James O'Neill Developments Limited was incorporated on 25 July 2026, less than a year ago.
What is the penalty if James O'Neill Developments 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 James O'Neill Developments 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.