- Companies
- Civil engineering
- Neath
- Jellzi Ltd
Jellzi Ltd
- Company number
- 16854482
- Incorporated
- 13 Nov 2025
- Registered office
- 18 Jenkins Road, Neath, SA11 1UP
- Nature of business
- Construction of other civil engineering projects n.e.c.
Jellzi Ltd is a newly incorporated private limited company registered in Neath, company number 16854482, one of 18 civil engineering contractors in Neath. Its next accounts are due at Companies House on 13 August 2027, and its first CT600 is due at HMRC on 12 November 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Who runs and owns Jellzi Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| J*** E*** | Director | Nov 2025 |
Person with significant control
Where Jellzi Ltd is registered
The registered office is in Neath (SA11), in the Neath Port Talbot local authority area, Wales. Show SA11 1UP on a map.
Other trade companies in SA11
- A to Z Roofing & Property Maintenance LtdInstallers
- Kalies LtdProperty developers
- Tawe Capital LtdMotor traders
- Alewisindustrial LtdCleaning companies
- MJR Contracting LtdSpecialist contractors
- Joshjones Industrial LtdCleaning companies
- Phillips Roofing & Son LtdRoofers
- D&D Property Developments LimitedProperty developers
What happens if Jellzi 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 13 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 14 Aug 2027 to 13 Sep 2027 | £150 |
| 1 to 3 months late | 14 Sep 2027 to 13 Nov 2027 | £375 |
| 3 to 6 months late | 14 Nov 2027 to 13 Feb 2028 | £750 |
| More than 6 months late | From 14 Feb 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
- 16854482
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 November 2025
- Registered office
- 18 Jenkins Road, Neath, SA11 1UP
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 30 November (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in Neath
Other active civil engineering contractors registered in Neath.
- Ldeh Engineering Services Limited2025
- Neath Abbey Construction Limited1996
- NT Groundworks Limited2008
- O.P.Welding Ltd2022
- Rees Installations Ltd2021
- Sledge Brick & Block Work Ltd2025
- Snows Construction (1976) Limited1976
- Spray Tech Roads Limited1999
All civil engineering contractors in Neath · All trades in Neath · Civil engineering across the UK
Frequently asked questions
When are Jellzi Ltd's accounts due?
Jellzi Ltd's next accounts are due at Companies House by 13 August 2027 (in 304 days), covering the period to 30 November 2026.
When is Jellzi Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 12 November 2026, due by 12 November 2027, and one for the period to 30 November 2026, due by 30 November 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Jellzi Ltd still trading?
Jellzi 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 Jellzi Ltd do?
Jellzi Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is Jellzi Ltd?
Jellzi Ltd was incorporated on 13 November 2025, less than a year ago.
Who runs Jellzi Ltd?
Jellzi Ltd has 1 active director, the longest-serving appointed in Nov 2025. Their names and service addresses are on the Companies House register.
Who owns Jellzi Ltd?
One person or company has significant control of Jellzi Ltd: an individual (owns 75% or more of the shares).
What is the penalty if Jellzi 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 Jellzi 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.