- Companies
- Property developers
- London
- SF6 HV Consultants Ltd
SF6 HV Consultants Ltd
- Company number
- 11400454
- Incorporated
- 6 Jun 20188 years trading
- Registered office
- Kemp House, 160 City Road, London, EC1V 2NX
- Nature of business
- Development of building projects
SF6 HV Consultants Ltd is a 8-year-old private limited company registered in London, company number 11400454, one of 14,100 property development companies in London. Its next accounts are due at Companies House on 31 March 2027, and the CT600 for the period to 30 June 2026 is due at HMRC on 30 June 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 down £10K (-97.7%) on the year before, to £234.
- Net assets rose in 3 of 6 year-on-year comparisons on record.
- Current assets of £77K against £42K owed within a year: 1.8 times cover.
- 1 employee on average during the year.
- 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 Jun 2025 | £234 | £77K | £42K | 1 | |
| 30 Jun 2024 | £10K | £115K | £72K | 1 | |
| 30 Jun 2023 | £967 | £69K | £31K | 1 | |
| 30 Jun 2022 | £301 | £69K | £21K | 1 | |
| 30 Jun 2021 | £23K | £89K | £67K | 1 | |
| 30 Jun 2020 | £51K | £106K | £57K | 0 | |
| 30 Jun 2019 | £45K | £46K | £40 | 0 |
Where SF6 HV Consultants Ltd is registered
The registered office is in London (EC1V), in the Islington local authority area, London. Show EC1V 2NX on a map.
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Shared registered office
61 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 SF6 HV Consultants 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 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2027 to 30 Apr 2027 | £150 |
| 1 to 3 months late | 1 May 2027 to 30 Jun 2027 | £375 |
| 3 to 6 months late | 1 Jul 2027 to 30 Sep 2027 | £750 |
| More than 6 months late | From 1 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 11400454
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 June 2018 (8 years ago)
- Registered office
- Kemp House, 160 City Road, London, EC1V 2NX
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 19 June 2026
- Previous names
- SF6 HV Ltd (until 25 Jun 2021)
F10 Notice Ltd (until 12 Mar 2020)
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in London
Other active property development companies registered in London.
- Sfarzo Ltd2023
- SFHK Services Limited2025
- Sfila Limited2006
- Sfiya & Co Ltd2025
- SFL Construction Ltd2020
- SFR Drywall Ltd2025
- SFS515253 UK Ltd2026
- SG Construction and Administration Solutions Ltd2022
All property development companies in London · All trades in London · Property developers across the UK
Frequently asked questions
When are SF6 HV Consultants Ltd's accounts due?
SF6 HV Consultants Ltd's next accounts are due at Companies House by 31 March 2027 (in 169 days), covering the period to 30 June 2026.
When is SF6 HV Consultants Ltd's CT600 due?
The CT600 for the period to 30 June 2026 is due at HMRC by 30 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2027.
Is SF6 HV Consultants Ltd still trading?
SF6 HV Consultants 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 SF6 HV Consultants Ltd do?
SF6 HV Consultants Ltd is registered under Development of building projects (SIC 41100).
How old is SF6 HV Consultants Ltd?
SF6 HV Consultants Ltd was incorporated on 6 June 2018, 8 years ago.
What is the penalty if SF6 HV Consultants 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 SF6 HV Consultants 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.