- Companies
- Property developers
- Windsor
- A Green Oak Builders Ltd
A Green Oak Builders Ltd
- Company number
- 03427336
- Incorporated
- 1 Sep 199729 years trading
- Registered office
- Suite 93, 24 - 28 ST Leonards Road, Windsor, Berkshire, SL4 3BB
- Nature of business
- Development of building projects; Other construction installation; Other building completion and finishing
A Green Oak Builders Ltd is a 29-year-old private limited company registered in Windsor, company number 03427336, one of 67 property development companies in Windsor. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 up £12K (+36.8%) on the year before, to £46K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- 1 employee on average during the year.
- Balance sheets on record for 10 years, 2015 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £46K | £59K | 1 | ||
| 31 Mar 2024 | £33K | £65K | 1 | ||
| 31 Mar 2023 | £1,820 | £85K | 1 | ||
| 31 Mar 2022 | £23K | £39K | 1 | ||
| 31 Mar 2021 | £33K | £44K | 1 | ||
| 31 Mar 2020 | £1,984 | £54K | 1 | ||
| 31 Mar 2019 | -£68K | £72K | |||
| 31 Mar 2018 | £68K | £252K | |||
| 30 Sep 2016 | £39K | £30K | £170K | £146K | |
| 30 Sep 2015 | £44K | £61K | £159K | £126K |
Where A Green Oak Builders Ltd is registered
The registered office is in Windsor (SL4), in the Windsor and Maidenhead local authority area, South East. Show SL4 3BB on a map.
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What happens if A Green Oak Builders 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 03427336
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 September 1997 (29 years ago)
- Registered office
- Suite 93, 24 - 28 ST Leonards Road, Windsor, Berkshire, SL4 3BB
- Nature of business
- Development of building projects (SIC 41100)
Other construction installation (SIC 43290)
Other building completion and finishing (SIC 43390) - Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 9 September 2026
- Charges (mortgages)
- 1 outstanding of 1 registered
- Previous names
- Avd (FM) Limited (until 3 Jan 2012)
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 Windsor
Other active property development companies registered in Windsor.
- As2 Construction Ltd2019
- Barratt Sales and Lettings Limited2012
- Beau Projects Ltd2007
- Beesley's Outfitters Limited1972
- Berkshire Builders Ltd2017
- Birch Hill Developments Limited2015
- Bridgend Golf Club Limited1985
- Britzerland Ltd2022
All property development companies in Windsor · All trades in Windsor · Property developers across the UK
Frequently asked questions
When are A Green Oak Builders Ltd's accounts due?
A Green Oak Builders Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is A Green Oak Builders Ltd's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is A Green Oak Builders Ltd still trading?
A Green Oak Builders 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 A Green Oak Builders Ltd do?
A Green Oak Builders Ltd is registered under Development of building projects (SIC 41100); Other construction installation (SIC 43290); Other building completion and finishing (SIC 43390).
How old is A Green Oak Builders Ltd?
A Green Oak Builders Ltd was incorporated on 1 September 1997, 29 years ago.
What is the penalty if A Green Oak Builders 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 A Green Oak Builders 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.