- Company number
- 16003725
- Incorporated
- 8 Oct 20242 years trading
- Registered office
- 4TH Floor, Silverstream House 45 Fitzroy Street, 4TH Floor, Siverstream House, London, W1T 6EB
- Nature of business
- Construction of commercial buildings
So7 Group Ltd is a 2-year-old private limited company registered in London, company number 16003725, one of 12,075 building contractors in London. Its next accounts are due at Companies House on 31 July 2027, and the CT600 for the period to 31 October 2026 is due at HMRC on 31 October 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 31 October 2025, as filed at Companies House.
Where So7 Group Ltd is registered
The registered office is in London (W1T), in the Camden local authority area, London. Show W1T 6EB on a map.
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What happens if So7 Group 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 31 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Aug 2027 to 31 Aug 2027 | £150 |
| 1 to 3 months late | 1 Sep 2027 to 31 Oct 2027 | £375 |
| 3 to 6 months late | 1 Nov 2027 to 31 Jan 2028 | £750 |
| More than 6 months late | From 1 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- 16003725
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 8 October 2024 (2 years ago)
- Registered office
- 4TH Floor, Silverstream House 45 Fitzroy Street, 4TH Floor, Siverstream House, London, W1T 6EB
- Nature of business
- Construction of commercial buildings (SIC 41201)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 7 October 2025
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.
- Soaro Developments Ltd2017
- Soaro Homes Ltd2017
- Sob Electricals Limited2015
- Sockets & Switches London Ltd2026
- Soco Developments Limited2023
- Sofato Ltd2022
- Sofia & Gabi Limited2023
- Sofika & Maks Trading Ltd.2024
All building contractors in London · All trades in London · Builders across the UK
Frequently asked questions
When are So7 Group Ltd's accounts due?
So7 Group Ltd's next accounts are due at Companies House by 31 July 2027 (in 292 days), covering the period to 31 October 2026.
When is So7 Group Ltd's CT600 due?
The CT600 for the period to 31 October 2026 is due at HMRC by 31 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2027.
Is So7 Group Ltd still trading?
So7 Group 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 So7 Group Ltd do?
So7 Group Ltd is registered under Construction of commercial buildings (SIC 41201).
How old is So7 Group Ltd?
So7 Group Ltd was incorporated on 8 October 2024, 2 years ago.
What is the penalty if So7 Group 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 So7 Group 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.