- Companies
- Specialist contractors
- Waltham Cross
- Leonart UK Limited
Leonart UK Limited
- Company number
- 12211492
- Incorporated
- 17 Sep 20197 years trading
- Registered office
- 28 Russells Ride, Cheshunt, Waltham Cross, EN8 8TS
- Nature of business
- Other specialised construction activities n.e.c.; Non-specialised wholesale trade; specialised design activities
Leonart UK Limited is a 7-year-old private limited company registered in Waltham Cross, company number 12211492, one of 55 specialist construction companies in Waltham Cross. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 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 £8,949 (-97.5%) on the year before, to £228.
- Net assets rose in 2 of 5 year-on-year comparisons on record.
- Current assets of £94K against £91K owed within a year: 1.0 times cover.
- 1 employee on average during the year.
- 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 Sep 2025 | £228 | £94K | £91K | 1 | |
| 30 Sep 2024 | £9,177 | £80K | £71K | 1 | |
| 30 Sep 2023 | £1,169 | £3,116 | £84K | £83K | 1 |
| 30 Sep 2022 | £1,484 | £1,520 | £65K | £63K | 1 |
| 30 Sep 2021 | £1,492 | £879 | £36K | £35K | 1 |
| 30 Sep 2020 | £1,353 | £4,334 | £21K | £20K | 1 |
Where Leonart UK Limited is registered
The registered office is in Waltham Cross (EN8), in the Broxbourne local authority area, East of England. Show EN8 8TS on a map.
Other trade companies in EN8
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- Panalux Maintenance LimitedBuilders
- Auremont Construction LtdBuilders
- Toptier Cleaning Services LtdCleaning companies
- Olive Cooper Construction LtdBuilders
- Ar Projects & Developments LtdBuilders
- CTC Property Maintenance LimitedFinishing trades
- Nuto Electrical LtdElectricians
What happens if Leonart UK 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 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 12211492
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 September 2019 (7 years ago)
- Registered office
- 28 Russells Ride, Cheshunt, Waltham Cross, EN8 8TS
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
Non-specialised wholesale trade (SIC 46900)
specialised design activities (SIC 74100) - Year end
- 30 September (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 23 July 2026
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 in Waltham Cross
Other active specialist construction companies registered in Waltham Cross.
- Live Inspiration Limited2017
- London Resin Flooring Ltd2017
- Meridyens Investment Ltd2024
- Miles Brothers Building & Civil Engineering Ltd2025
- Milr Properties Limited2016
- Muzzy Group Ltd2019
- NI Rok Limited2013
- O&M Contracts Ltd2024
All specialist construction companies in Waltham Cross · All trades in Waltham Cross · Specialist contractors across the UK
Frequently asked questions
When are Leonart UK Limited's accounts due?
Leonart UK Limited's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.
When is Leonart UK Limited's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is Leonart UK Limited still trading?
Leonart UK 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 Leonart UK Limited do?
Leonart UK Limited is registered under Other specialised construction activities n.e.c. (SIC 43999); Non-specialised wholesale trade (SIC 46900); specialised design activities (SIC 74100).
How old is Leonart UK Limited?
Leonart UK Limited was incorporated on 17 September 2019, 7 years ago.
What is the penalty if Leonart UK 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 Leonart UK 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.