- Companies
- Joiners and carpenters
- Edgware
- Diamondstar Construction Ltd
Diamondstar Construction Ltd
- Company number
- 09627023
- Incorporated
- 8 Jun 201511 years trading
- Registered office
- 2 Holmstall Avenue, Edgware, HA8 5JG
- Nature of business
- Joinery installation; Other building completion and finishing
Diamondstar Construction Ltd is a 11-year-old private limited company registered in Edgware, company number 09627023, one of 18 joinery companies in Edgware. Its next accounts are due at Companies House on 31 March 2027, and the CT600 for the period to 30 June 2026 is due at HMRC on 30 June 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Diamondstar Construction LtdOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 £44K on the year before, to £47K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £176K against £117K owed within a year: 1.5 times cover.
- 1 employee on average during the year.
- 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 |
|---|---|---|---|---|---|
| 30 Jun 2025 | £47K | £176K | £117K | 1 | |
| 30 Jun 2024 | £2,545 | £90K | £64K | 1 | |
| 30 Jun 2023 | £995 | £88K | £57K | 2 | |
| 30 Jun 2022 | £1,702 | £105K | £62K | 2 | |
| 30 Jun 2021 | £9,928 | £92K | £85K | 2 | |
| 30 Jun 2020 | £3,695 | £59K | £53K | 2 | |
| 30 Jun 2019 | £29K | £87K | £61K | 2 | |
| 30 Jun 2018 | £1,153 | £6,825 | £22K | £27K | |
| 30 Jun 2017 | £546 | £16K | £23K | ||
| 30 Jun 2016 | £100 |
Where Diamondstar Construction Ltd is registered
The registered office is in Edgware (HA8), in the Brent local authority area, London. Show HA8 5JG on a map.
Other trade companies in HA8
- Capital Roadside & Motors LtdMotor traders
- Shreeji Decor LtdInstallers
- Kohli Group Properties LimitedProperty developers
- Brothers Landmark LtdProperty developers
- MS Flooring & Decor LtdFloor and wall tilers
- C&I Building Solutions LtdBuilders
- Dynamic Mobile Tyre LtdMechanics and garages
- Crownline Motors LtdMotor traders
What happens if Diamondstar Construction 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 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2027 to 30 Apr 2027 | £150 |
| 1 to 3 months late | 1 May 2027 to 30 Jun 2027 | £375 |
| 3 to 6 months late | 1 Jul 2027 to 30 Sep 2027 | £750 |
| More than 6 months late | From 1 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 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
- 09627023
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 8 June 2015 (11 years ago)
- Registered office
- 2 Holmstall Avenue, Edgware, HA8 5JG
- Nature of business
- Joinery installation (SIC 43320)
Other building completion and finishing (SIC 43390) - Year end
- 30 June (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 3 June 2026
- Previous names
- Diamond Star Woodworks Ltd (until 13 Nov 2017)
Filing notes for joinery companies
Joinery companies can carry stock and work in progress at the year end, especially bespoke workshop work, and that figure moves the profit for the year.
Similar companies in Edgware
Other active joinery companies registered in Edgware.
- Dibra Carpentry Ltd2020
- Edgeware Home Improvement Ltd2023
- Eieio Ltd2018
- Elv Draghici Ltd2021
- Grand Projects Construction Ltd2012
- High Vision Developments Ltd2026
- HNG Property Limited2026
- Jay and Diyana Ltd2020
All joinery companies in Edgware · All trades in Edgware · Joiners and carpenters across the UK
Frequently asked questions
When are Diamondstar Construction Ltd's accounts due?
Diamondstar Construction Ltd's next accounts are due at Companies House by 31 March 2027 (in 169 days), covering the period to 30 June 2026.
When is Diamondstar Construction Ltd's CT600 due?
The CT600 for the period to 30 June 2026 is due at HMRC by 30 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2027.
Is Diamondstar Construction Ltd still trading?
Diamondstar Construction 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 Diamondstar Construction Ltd do?
Diamondstar Construction Ltd is registered under Joinery installation (SIC 43320); Other building completion and finishing (SIC 43390).
How old is Diamondstar Construction Ltd?
Diamondstar Construction Ltd was incorporated on 8 June 2015, 11 years ago.
What is the penalty if Diamondstar Construction 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 Diamondstar Construction 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.