- Companies
- Joiners and carpenters
- Doncaster
- Optimum Joinery Doncaster Limited
Optimum Joinery Doncaster Limited
- Company number
- 12301889
- Incorporated
- 6 Nov 20196 years trading
- Registered office
- 171 Jossey Lane, Doncaster, DN5 9DZ
- Nature of business
- Joinery installation
Optimum Joinery Doncaster Limited is a 6-year-old private limited company registered in Doncaster, company number 12301889, one of 85 joinery companies in Doncaster. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 £2,593 (-55.7%) on the year before, to £2,061.
- Net assets rose in 4 of 5 year-on-year comparisons on record.
- Current assets of £2,985 against £6,524 owed within a year: 0.5 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | £2,061 | £2,985 | £6,524 | 0 | |
| 30 Nov 2024 | £4,654 | £3,555 | £3,555 | £7,501 | 0 |
| 30 Nov 2023 | £4,367 | £2,311 | £2,311 | £6,544 | 0 |
| 30 Nov 2022 | £3,459 | £1,554 | £1,554 | £2,350 | 0 |
| 30 Nov 2021 | £1,716 | £15 | £15 | £1,800 | 0 |
| 30 Nov 2020 | £1 | £1 | 0 |
Where Optimum Joinery Doncaster Limited is registered
The registered office is in Doncaster (DN5), in the Doncaster local authority area, Yorkshire and The Humber. Show DN5 9DZ on a map.
Other trade companies in DN5
- D3 Lifestyle Group LimitedMotor traders
- Thurnscoe Bungalows LimitedBuilders
- Mastercraft Roofing and Home Improvements LtdRoofers
- Just Vags LtdMechanics and garages
- Wilson Decorators (Doncaster) LtdPainters and decorators
- Surface Groundworks LimitedLandscapers and gardeners
- Vaulto Automotive Customisation LtdMechanics and garages
- GR33N Group (G3) LtdProperty developers
What happens if Optimum Joinery Doncaster 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 31 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 12301889
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 November 2019 (6 years ago)
- Registered office
- 171 Jossey Lane, Doncaster, DN5 9DZ
- Nature of business
- Joinery installation (SIC 43320)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 5 November 2025
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 Doncaster
Other active joinery companies registered in Doncaster.
- P J Joinery (Nottingham) Limited2003
- P P Joinery Services Ltd2026
- P Walton Joinery Limited2024
- Palmer & Palmer (Management) Ltd2014
- Paul Cowlam Interiors Ltd2015
- Ryan Walker Limited2010
- S G Fordham Joinery Ltd2003
- S Warnes Joinery Ltd2025
All joinery companies in Doncaster · All trades in Doncaster · Joiners and carpenters across the UK
Frequently asked questions
When are Optimum Joinery Doncaster Limited's accounts due?
Optimum Joinery Doncaster Limited's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is Optimum Joinery Doncaster Limited's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Optimum Joinery Doncaster Limited still trading?
Optimum Joinery Doncaster 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 Optimum Joinery Doncaster Limited do?
Optimum Joinery Doncaster Limited is registered under Joinery installation (SIC 43320).
How old is Optimum Joinery Doncaster Limited?
Optimum Joinery Doncaster Limited was incorporated on 6 November 2019, 6 years ago.
What is the penalty if Optimum Joinery Doncaster 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 Optimum Joinery Doncaster 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.