- Company number
- 16655785
- Incorporated
- 18 Aug 20251 year trading
- Registered office
- Suite G04, 1 Quality Court, Chancery Lane, London, WC2A 1HR
- Nature of business
- Construction of domestic buildings; Removal services
Tosr Ltd is a 1-year-old private limited company registered in London, company number 16655785, one of 12,075 building contractors in London. Its next accounts are due at Companies House on 18 May 2027, and its first CT600 is due at HMRC on 17 August 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 Tosr Ltd is registered
The registered office is in London (WC2A), in the City of London local authority area, London. Show WC2A 1HR on a map.
Other trade companies in WC2A
- Eg Cleaner Company LtdCleaning companies
- Moore's Scaffolding LtdScaffolders
- Regal Motors LimitedMechanics and garages
- Lifetime Roofing Specialist LimitedRoofers
- MJ Construction Contractor LtdBuilders
- Ridgeworks (South) LtdRoofers
- Spacex Concrete LtdProperty developers
- Nationwide Roofing & Warranty LimitedBuilders
Shared registered office
173 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Tosr 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 18 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 19 May 2027 to 18 Jun 2027 | £150 |
| 1 to 3 months late | 19 Jun 2027 to 18 Aug 2027 | £375 |
| 3 to 6 months late | 19 Aug 2027 to 18 Nov 2027 | £750 |
| More than 6 months late | From 19 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 16655785
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 August 2025 (1 year ago)
- Registered office
- Suite G04, 1 Quality Court, Chancery Lane, London, WC2A 1HR
- Nature of business
- Construction of domestic buildings (SIC 41202)
Removal services (SIC 49420) - Year end
- 31 August (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 11 September 2026
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in London
Other active building contractors registered in London.
- Tota Builders Ltd2021
- Tota Building Services Ltd2026
- Tota Design & Build Limited2025
- Total Build Developers Ltd2019
- Total Builds London Limited2025
- Total Construction Solutions Limited2025
- Total Glazing Installations Limited2018
- Total Quality Construction (UK) Ltd2011
All building contractors in London · All trades in London · Builders across the UK
Frequently asked questions
When are Tosr Ltd's accounts due?
Tosr Ltd's next accounts are due at Companies House by 18 May 2027 (in 218 days), covering the period to 31 August 2026.
When is Tosr 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 17 August 2026, due by 17 August 2027, and one for the period to 31 August 2026, due by 31 August 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Tosr Ltd still trading?
Tosr 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 Tosr Ltd do?
Tosr Ltd is registered under Construction of domestic buildings (SIC 41202); Removal services (SIC 49420).
How old is Tosr Ltd?
Tosr Ltd was incorporated on 18 August 2025, 1 year ago.
What is the penalty if Tosr 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 Tosr 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.