- Companies
- Civil engineering
- Ashington
- SJW Ttmbc Ltd
SJW Ttmbc Ltd
- Company number
- 17297460
- Incorporated
- 23 Jun 2026
- Registered office
- 9 Howard Walk, Ashington, NE63 9FP
- Nature of business
- Construction of roads and motorways
SJW Ttmbc Ltd is a newly incorporated private limited company registered in Ashington, company number 17297460, one of 12 civil engineering contractors in Ashington. Its next accounts are due at Companies House on 23 March 2028, and its first CT600 is due at HMRC on 22 June 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 SJW Ttmbc Ltd is registered
The registered office is in Ashington (NE63), in the Northumberland local authority area, North East. Show NE63 9FP on a map.
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What happens if SJW Ttmbc 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 23 March 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 24 Mar 2028 to 23 Apr 2028 | £150 |
| 1 to 3 months late | 24 Apr 2028 to 23 Jun 2028 | £375 |
| 3 to 6 months late | 24 Jun 2028 to 23 Sep 2028 | £750 |
| More than 6 months late | From 24 Sep 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2028 | £200 |
| 3 months late | 30 Sep 2028 | another £200 |
| 6 months late | 30 Dec 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 17297460
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 June 2026
- Registered office
- 9 Howard Walk, Ashington, NE63 9FP
- Nature of business
- Construction of roads and motorways (SIC 42110)
- Year end
- 30 June (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 Ashington
Other active civil engineering contractors registered in Ashington.
- Andy Cooper Limited2014
- B Storey Bolting Services Limited2023
- BSG Onsite Support Ltd2022
- Cthompmechanicalservices Ltd2026
- Derwent View Reinstatement Ltd2023
- Hart Asset Ltd2024
- International Inspection Services (Iis) Ltd2024
- Makaveli TM Limited2026
All civil engineering contractors in Ashington · All trades in Ashington · Civil engineering across the UK
Frequently asked questions
When are SJW Ttmbc Ltd's accounts due?
SJW Ttmbc Ltd's next accounts are due at Companies House by 23 March 2028 (in 527 days), covering the period to 30 June 2027.
When is SJW Ttmbc 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 22 June 2027, due by 22 June 2028, and one for the period to 30 June 2027, due by 30 June 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is SJW Ttmbc Ltd still trading?
SJW Ttmbc 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 SJW Ttmbc Ltd do?
SJW Ttmbc Ltd is registered under Construction of roads and motorways (SIC 42110).
How old is SJW Ttmbc Ltd?
SJW Ttmbc Ltd was incorporated on 23 June 2026, less than a year ago.
What is the penalty if SJW Ttmbc 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 SJW Ttmbc 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.