- Companies
- Builders
- High Wycombe
- Mavens Developments Ltd
Mavens Developments Ltd
- Company number
- 13581789
- Incorporated
- 24 Aug 20215 years trading
- Registered office
- 19 Rupert Avenue, High Wycombe, HP12 3NG
- Nature of business
- Construction of domestic buildings
Mavens Developments Ltd is a 5-year-old private limited company registered in High Wycombe, company number 13581789, one of 228 building contractors in High Wycombe. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 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 £184 (-0.4%) on the year before, to -£47K.
- Net assets rose in 0 of 3 year-on-year comparisons on record.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2025 | -£47K | £47K | 0 | ||
| 31 Aug 2024 | -£47K | £47K | 1 | ||
| 31 Aug 2023 | -£47K | £47K | 1 | ||
| 31 Aug 2022 | -£47K | £47K | 1 |
Where Mavens Developments Ltd is registered
The registered office is in High Wycombe (HP12), in the Buckinghamshire local authority area, South East. Show HP12 3NG on a map.
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What happens if Mavens Developments 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 13581789
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 August 2021 (5 years ago)
- Registered office
- 19 Rupert Avenue, High Wycombe, HP12 3NG
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 26 January 2026
- Previous names
- Beechain Technologies Limited (until 3 Mar 2025)
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 High Wycombe
Other active building contractors registered in High Wycombe.
- Mca Drylining Services Limited2016
- Meshhh Interiors Ltd2023
- Miti Build Ltd2019
- Mount Residence Ltd2026
- MRV Construct Ltd2026
- MSB Carpentry Ltd2007
- MVP Development Limited2025
- Norris Interiors Ltd2025
All building contractors in High Wycombe · All trades in High Wycombe · Builders across the UK
Frequently asked questions
When are Mavens Developments Ltd's accounts due?
Mavens Developments Ltd's next accounts are due at Companies House by 31 May 2027 (in 230 days), covering the period to 31 August 2026.
When is Mavens Developments Ltd's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is Mavens Developments Ltd still trading?
Mavens Developments 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 Mavens Developments Ltd do?
Mavens Developments Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Mavens Developments Ltd?
Mavens Developments Ltd was incorporated on 24 August 2021, 5 years ago.
What is the penalty if Mavens Developments 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 Mavens Developments 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.