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- Zerconia Ltd
Company profile · Specialist contractors
Zerconia Ltd
Zerconia Ltd is a 11-year-old private limited company registered in Essex, company number 09575633, one of the UK's specialist construction companies. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 31 May 2025, as filed at Companies House.
Zerconia Ltd over the years
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 £46 (+1.2%) on the year before, to £3,997.
- Net assets rose in 8 of 9 year-on-year comparisons on record.
- 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 |
|---|---|---|---|---|---|
| 31 May 2025 | £3,997 | £2,979 | 1 | ||
| 31 May 2024 | £3,951 | £2,530 | 1 | ||
| 31 May 2023 | £1,388 | £1,003 | £16 | 1 | |
| 31 May 2022 | £1,317 | £703 | £21 | 1 | |
| 31 May 2021 | £1,649 | £1,641 | £43 | 1 | |
| 31 May 2020 | £1,015 | £995 | £49 | 1 | |
| 31 May 2019 | £667 | £579 | £41 | 1 | |
| 31 May 2018 | £391 | £430 | £55 | ||
| 31 May 2017 | £0 | £0 | £0 | ||
| 31 May 2016 | -£116 | £40 | £156 |
Where Zerconia Ltd is registered
The registered office is in Essex (IG4), in the Redbridge local authority area, London. Show IG4 5AJ on a map.
Other trade companies in IG4
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- Shakenty LtdPlumbers and heating engineers
- A Paving SH LtdFinishing trades
- Owlserve 247 LimitedElectricians
- Istart Motors LtdMotor traders
- PGF Build LtdBuilders
- J K S Development LtdProperty developers
- Falmouth Commercial LtdMotor traders
What happens if Zerconia 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 28 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 09575633
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 May 2015 (11 years ago)
- Registered office
- 34 Studley Drive, Studley Drive, Essex, IG4 5AJ
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
Bookkeeping activities (SIC 69202)
Management consultancy activities other than financial management (SIC 70229) - Year end
- 31 May (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 5 May 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
Other active specialist construction companies.
- Chapman & Henderson Construction Limited2015
- Pyke Crane Operators Ltd2015
- Collinwood Construction Ltd.2015
- MPF Coded Welding Services Limited2015
- Laity Plant & Groundworks Limited2015
- Silent Treatment Soundproofing Ltd2015
- Vival Construction Limited2015
- A Tutton Building Services Limited2015
Specialist contractors across the UK
Frequently asked questions
When are Zerconia Ltd's accounts due?
Zerconia Ltd's next accounts are due at Companies House by 28 February 2027 (in 139 days), covering the period to 31 May 2026.
When is Zerconia Ltd's CT600 due?
The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is Zerconia Ltd still trading?
Zerconia 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 Zerconia Ltd do?
Zerconia Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999); Bookkeeping activities (SIC 69202); Management consultancy activities other than financial management (SIC 70229).
How old is Zerconia Ltd?
Zerconia Ltd was incorporated on 5 May 2015, 11 years ago.
What is the penalty if Zerconia 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 Zerconia 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.