- Companies
- Specialist contractors
- London
- 'Cba Design Studio Ltd
'Cba Design Studio Ltd
- Company number
- 11651868
- Incorporated
- 31 Oct 20187 years trading
- Registered office
- Unit Da2 Sutherland House, 43 Sutherland Road, London, E17 6BU
- Nature of business
- Other specialised construction activities n.e.c.; Architectural activities; Urban planning and landscape architectural activities; specialised design activities
'Cba Design Studio Ltd is a 7-year-old private limited company registered in London, company number 11651868, one of 4,318 specialist construction companies in London. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets unchanged on the year before, at -£311.
- Net assets rose in 1 of 6 year-on-year comparisons on record.
- Current assets of £68 against £378 owed within a year: 0.2 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | -£311 | £68 | £378 | 0 | |
| 30 Sep 2024 | -£311 | £68 | £378 | 1 | |
| 30 Sep 2023 | -£161 | £68 | £228 | 1 | |
| 30 Sep 2022 | -£49 | £6,530 | £6,578 | 1 | |
| 30 Sep 2021 | £837 | £8,618 | £7,780 | 1 | |
| 30 Sep 2020 | £115 | £21K | £21K | £24K | 1 |
| 30 Sep 2019 | £190 | £12K | £14K | £13K |
Where 'Cba Design Studio Ltd is registered
The registered office is in London (E17), in the Waltham Forest local authority area, London. Show E17 6BU on a map.
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Shared registered office
58 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 'Cba Design Studio 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 30 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 11651868
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 31 October 2018 (7 years ago)
- Registered office
- Unit Da2 Sutherland House, 43 Sutherland Road, London, E17 6BU
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
Architectural activities (SIC 71111)
Urban planning and landscape architectural activities (SIC 71112)
specialised design activities (SIC 74100) - Year end
- 30 September (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 11 October 2025
- Previous names
- Cba Architecture and Design Studio Ltd (until 24 Nov 2022)
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.
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Frequently asked questions
When are 'Cba Design Studio Ltd's accounts due?
'Cba Design Studio Ltd's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.
When is 'Cba Design Studio Ltd's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is 'Cba Design Studio Ltd still trading?
'Cba Design Studio 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 'Cba Design Studio Ltd do?
'Cba Design Studio Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999); Architectural activities (SIC 71111); Urban planning and landscape architectural activities (SIC 71112); specialised design activities (SIC 74100).
How old is 'Cba Design Studio Ltd?
'Cba Design Studio Ltd was incorporated on 31 October 2018, 7 years ago.
What is the penalty if 'Cba Design Studio 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 'Cba Design Studio 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.