- Companies
- Groundworks and demolition
- Hull
- Alstrax Ltd
Alstrax Ltd
- Company number
- 17486659
- Incorporated
- 28 Sep 2026
- Registered office
- 125 Brooklands Road, Hull, HU5 5AE
- Nature of business
- Demolition; Painting; Other specialised construction activities n.e.c.
Alstrax Ltd is a newly incorporated private limited company registered in Hull, company number 17486659, one of 11 groundworks and demolition companies in Hull. Its next accounts are due at Companies House on 28 June 2028, and its first CT600 is due at HMRC on 27 September 2028.
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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Where Alstrax Ltd is registered
The registered office is in Hull (HU5), in the Kingston upon Hull, City of local authority area, Yorkshire and The Humber. Show HU5 5AE on a map.
Other trade companies in HU5
- Lydian Collective LtdPlasterers
- Pinnacle Properties Hull LtdBuilders
- The Bathroom Company (Hull) LtdPlumbers and heating engineers
- P Hemmo Property Management LtdProperty developers
- Viking Plumbing and Heating Hull LtdPlumbers and heating engineers
- Kalls Renewables LtdCivil engineering
- Fuse Electrical Yorkshire LimitedElectricians
- A25 Mobile Services LtdMechanics and garages
What happens if Alstrax 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 June 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 29 Jun 2028 to 28 Jul 2028 | £150 |
| 1 to 3 months late | 29 Jul 2028 to 28 Sep 2028 | £375 |
| 3 to 6 months late | 29 Sep 2028 to 28 Dec 2028 | £750 |
| More than 6 months late | From 29 Dec 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2028 | £200 |
| 3 months late | 30 Dec 2028 | another £200 |
| 6 months late | 30 Mar 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 17486659
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 September 2026
- Registered office
- 125 Brooklands Road, Hull, HU5 5AE
- Nature of business
- Demolition (SIC 43110)
Painting (SIC 43341)
Other specialised construction activities n.e.c. (SIC 43999) - Year end
- 30 September (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for groundworks and demolition companies
Groundworks and demolition companies tend to own heavy plant, so capital allowances and hire purchase liabilities show up in both the accounts and the CT600.
Similar companies in Hull
Other active groundworks and demolition companies registered in Hull.
- Anderson Groundworks (Hull) Limited2012
- C & M Engineering (Yorkshire) Limited1998
- Carrpool Ltd2006
- Demopro Marine Limited2020
- Dig N Dump Ltd2023
- Empi Energy Services Limited2024
- Magee and Son Groundworks Ltd2026
- Purdon Property Services Ltd2022
All groundworks and demolition companies in Hull · All trades in Hull · Groundworks and demolition across the UK
Frequently asked questions
When are Alstrax Ltd's accounts due?
Alstrax Ltd's next accounts are due at Companies House by 28 June 2028 (in 625 days), covering the period to 30 September 2027.
When is Alstrax 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 27 September 2027, due by 27 September 2028, and one for the period to 30 September 2027, due by 30 September 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Alstrax Ltd still trading?
Alstrax 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 Alstrax Ltd do?
Alstrax Ltd is registered under Demolition (SIC 43110); Painting (SIC 43341); Other specialised construction activities n.e.c. (SIC 43999).
How old is Alstrax Ltd?
Alstrax Ltd was incorporated on 28 September 2026, less than a year ago.
What is the penalty if Alstrax 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 Alstrax 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.