- Company number
- 12071039
- Incorporated
- 26 Jun 20197 years trading
- Registered office
- 18 Overton House, Tangley Grove, London, SW15 4DN
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings; Other building completion and finishing; Architectural activities
SW7 Construction & Design Ltd is a 7-year-old private limited company registered in London, company number 12071039, one of 12,075 building contractors in London. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for SW7 Construction & Design LtdOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 up £69K (+192.1%) on the year before, to £33K.
- Net assets rose in 3 of 6 year-on-year comparisons on record.
- Current assets of £327K against £294K owed within a year: 1.1 times cover.
- 5 employees on average, up from 4 the year before.
- Balance sheets on record for 7 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2025 | £33K | £327K | £294K | 5 | |
| 31 Jul 2024 | -£36K | £183K | 4 | ||
| 31 Jul 2023 | -£55K | £56K | £112K | 7 | |
| 31 Jul 2022 | -£637 | £16K | £17K | 3 | |
| 30 Jun 2022 | £21K | £38K | 2 | ||
| 30 Jun 2021 | £33K | £33K | 1 | ||
| 30 Jun 2020 | -£282 | £34K | £34K | £23K | 4 |
Where SW7 Construction & Design Ltd is registered
The registered office is in London (SW15), in the Wandsworth local authority area, London. Show SW15 4DN on a map.
Other trade companies in SW15
- Kruzaken LtdInstallers
- White Horse Ipswich 2 LimitedProperty developers
- Cherry Premier Cleaning LtdCleaning companies
- Prestige Property Maintenance Services LtdFinishing trades
- Zakies Autocare LtdMechanics and garages
- Cenaj Construction LtdBuilders
- Corbett's Roofing LtdRoofers
- Dronevolut Solutions LimitedElectricians
What happens if SW7 Construction & Design 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 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 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
- 12071039
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 26 June 2019 (7 years ago)
- Registered office
- 18 Overton House, Tangley Grove, London, SW15 4DN
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202)
Other building completion and finishing (SIC 43390)
Architectural activities (SIC 71111) - Year end
- 31 July (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 20 June 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.
- Swady Ltd2026
- Swainland Builders Limited1984
- Swami Builders Ltd2008
- Swanco Ltd2026
- Swati Ltd2026
- Sweentoi Ltd2011
- Swift Ceiling Solutions Ltd2025
- Swift Conversions Ltd2021
All building contractors in London · All trades in London · Builders across the UK
Frequently asked questions
When are SW7 Construction & Design Ltd's accounts due?
SW7 Construction & Design Ltd's next accounts are due at Companies House by 30 April 2027 (in 199 days), covering the period to 31 July 2026.
When is SW7 Construction & Design Ltd's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is SW7 Construction & Design Ltd still trading?
SW7 Construction & Design 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 SW7 Construction & Design Ltd do?
SW7 Construction & Design Ltd is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202); Other building completion and finishing (SIC 43390); Architectural activities (SIC 71111).
How old is SW7 Construction & Design Ltd?
SW7 Construction & Design Ltd was incorporated on 26 June 2019, 7 years ago.
What is the penalty if SW7 Construction & Design 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 SW7 Construction & Design 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.