- Companies
- Specialist contractors
- Optima Foundations Limited
Optima Foundations Limited
- Company number
- 04122753
- Incorporated
- 12 Dec 200025 years trading
- Registered office
- Unit 30 Broomhouse Lane, Industrial Estate,, Edlington, Doncaster, South Yorkshire, DN12 1EQ
- Nature of business
- Other specialised construction activities n.e.c.
Optima Foundations Limited is a 25-year-old private limited company registered in Edlington, Doncaster, company number 04122753, one of the UK's specialist construction companies. Its next accounts are due at Companies House on 30 November 2027, and the CT600 for the period to 28 February 2027 is due at HMRC on 28 February 2028.
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 £358K (-41.9%) on the year before, to £496K.
- Current assets of £525K against £193K owed within a year: 2.7 times cover.
- 25 employees on average, down from 26 the year before.
- Balance sheets on record for 3 years, 2024 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2026 | £496K | £251K | £525K | £193K | 25 |
| 28 Feb 2025 | £855K | £736K | £1.1M | £346K | 26 |
| 29 Feb 2024 | £1.2M | £794K | £1.2M | £184K | 23 |
Where Optima Foundations Limited is registered
The registered office is in Edlington, Doncaster (DN12), in the Doncaster local authority area, Yorkshire and The Humber. Show DN12 1EQ on a map.
Other trade companies in DN12
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- J Jones Electrical LtdElectricians
- DRR Construct LtdBuilders
- Louis D. Wright LtdCivil engineering
- V Joinery LimitedJoiners and carpenters
- MJC Truck and Trailer Services LimitedMechanics and garages
- La Electrical & Comms LtdMachinery repair and installation
What happens if Optima Foundations 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 30 November 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2027 to 31 Dec 2027 | £150 |
| 1 to 3 months late | 1 Jan 2028 to 29 Feb 2028 | £375 |
| 3 to 6 months late | 1 Mar 2028 to 31 May 2028 | £750 |
| More than 6 months late | From 1 Jun 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Feb 2028 | £200 |
| 3 months late | 28 May 2028 | another £200 |
| 6 months late | 28 Aug 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 04122753
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 December 2000 (25 years ago)
- Registered office
- Unit 30 Broomhouse Lane, Industrial Estate,, Edlington, Doncaster, South Yorkshire, DN12 1EQ
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 28 February (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 28 February 2026
- Last confirmation statement
- 13 December 2025
- Charges (mortgages)
- 0 outstanding of 1 registered
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies
Other active specialist construction companies.
Frequently asked questions
When are Optima Foundations Limited's accounts due?
Optima Foundations Limited's next accounts are due at Companies House by 30 November 2027 (in 414 days), covering the period to 28 February 2027.
When is Optima Foundations Limited's CT600 due?
The CT600 for the period to 28 February 2027 is due at HMRC by 28 February 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2027.
Is Optima Foundations Limited still trading?
Optima Foundations 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 Optima Foundations Limited do?
Optima Foundations Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Optima Foundations Limited?
Optima Foundations Limited was incorporated on 12 December 2000, 25 years ago.
What is the penalty if Optima Foundations 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 Optima Foundations 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.