- Companies
- Specialist contractors
- Leigh-on-Sea
- Thassit Limited
Thassit Limited
- Company number
- 16582260
- Incorporated
- 15 Jul 20251 year trading
- Registered office
- 9 Symons Avenue, Leigh-on-Sea, SS9 5QD
- Nature of business
- Other specialised construction activities n.e.c.
Thassit Limited is a 1-year-old private limited company registered in Leigh-on-Sea, company number 16582260, one of 105 specialist construction companies in Leigh-on-Sea. Its next accounts are due at Companies House on 15 April 2027, and its first CT600 is due at HMRC on 14 July 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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Where Thassit Limited is registered
The registered office is in Leigh-on-Sea (SS9), in the Southend-on-Sea local authority area, East of England. Show SS9 5QD on a map.
Other trade companies in SS9
- Cheap Locksmith Essex LtdRepair services
- Alexander Hall Real Estate LtdProperty developers
- Britannia Roofing & Dampproofing LtdRoofers
- Elite Build & Co (Essex) LtdBuilders
- High Lift Scaffold LimitedScaffolders
- Hill's Plumbing, Heating & Gas LtdPlumbers and heating engineers
- MTS Piling LimitedSpecialist contractors
- Install & Transport LimitedMachinery repair and installation
Also registered at this address
1 other company uses the same registered office as Thassit Limited.
- Pineapple Construction LtdSpecialist contractors
What happens if Thassit 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 15 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 16 Apr 2027 to 15 May 2027 | £150 |
| 1 to 3 months late | 16 May 2027 to 15 Jul 2027 | £375 |
| 3 to 6 months late | 16 Jul 2027 to 15 Oct 2027 | £750 |
| More than 6 months late | From 16 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 16582260
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 15 July 2025 (1 year ago)
- Registered office
- 9 Symons Avenue, Leigh-on-Sea, SS9 5QD
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 July (accounting reference date)
- Accounts type
- No accounts filed yet
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 Leigh-on-Sea
Other active specialist construction companies registered in Leigh-on-Sea.
- The Hmo Builders Essex Ltd2026
- Uber Rail Services Limited2012
- Urban Heating Limited2023
- Utility Construction Services Limited2015
- Vision Cleaning Solutions Limited2023
- W.A Moore Construction Ltd2026
- Wallace Construction Essex Ltd2018
- Walsh Design and Build Limited2015
All specialist construction companies in Leigh-on-Sea · All trades in Leigh-on-Sea · Specialist contractors across the UK
Frequently asked questions
When are Thassit Limited's accounts due?
Thassit Limited's next accounts are due at Companies House by 15 April 2027 (in 185 days), covering the period to 31 July 2026.
When is Thassit Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 14 July 2026, due by 14 July 2027, and one for the period to 31 July 2026, due by 31 July 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Thassit Limited still trading?
Thassit Limited is listed as active on the Companies House register (checked 12 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 Thassit Limited do?
Thassit Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Thassit Limited?
Thassit Limited was incorporated on 15 July 2025, 1 year ago.
What is the penalty if Thassit 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 Thassit Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.