- Companies
- Electricians
- London
- Smart Home Sofia Ltd
Smart Home Sofia Ltd
- Company number
- 11398126
- Incorporated
- 5 Jun 20188 years trading
- Registered office
- 11 Cumberland Road, London, E13 8LH
- Nature of business
- Electrical installation; Other telecommunications activities
Smart Home Sofia Ltd is a 8-year-old private limited company registered in London, company number 11398126, one of 3,448 electrical contractors in London. Its next accounts are due at Companies House on 31 March 2028, and the CT600 for the period to 30 June 2027 is due at HMRC on 30 June 2028.
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 up £16K (+53.1%) on the year before, to -£14K.
- Net assets rose in 3 of 8 year-on-year comparisons on record.
- 1 employee on average during the year.
- Balance sheets on record for 9 years, 2018 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Jun 2026 | -£14K | £11K | £872 | 1 | |
| 30 Jun 2025 | -£31K | £613 | £161 | 1 | |
| 30 Jun 2024 | -£30K | £1,934 | £1,078 | 1 | |
| 30 Jun 2023 | -£27K | £9,342 | £1,697 | 1 | |
| 30 Jun 2022 | -£40K | £2,544 | £2,544 | £101 | 1 |
| 30 Jun 2021 | -£25K | £6,255 | £28K | £8,222 | 1 |
| 30 Jun 2020 | -£23K | £10K | £32K | £10K | 1 |
| 30 Jun 2019 | £1,040 | £1,287 | £247 | 1 | |
| 30 Jun 2018 | £0 | £0 | £0 | 0 |
Where Smart Home Sofia Ltd is registered
The registered office is in London (E13), in the Newham local authority area, London. Show E13 8LH on a map.
Other trade companies in E13
- Tvaran Services LtdInstallers
- Theenginehub LimitedMechanics and garages
- Alpha M&E Contractors LtdElectricians
- Kanth LtdSpecialist contractors
- Franktina's Motors LtdMotor traders
- GXD Construction LtdBuilders
- Five Star Maintenance LtdFinishing trades
- N Ali Builders LtdBuilders
Also registered at this address
5 other companies use the same registered office as Smart Home Sofia Ltd.
- Best Drylining 2020 LtdBuilders
- DK Datalink LtdElectricians
- Krasio Construct LimitedGlaziers
- Niksan90 LimitedCivil engineering
- Surface Finishes Group LtdPainters and decorators
What happens if Smart Home Sofia 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 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2028 to 30 Apr 2028 | £150 |
| 1 to 3 months late | 1 May 2028 to 30 Jun 2028 | £375 |
| 3 to 6 months late | 1 Jul 2028 to 30 Sep 2028 | £750 |
| More than 6 months late | From 1 Oct 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2028 | £200 |
| 3 months late | 30 Sep 2028 | another £200 |
| 6 months late | 30 Dec 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 2029 | 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
- 11398126
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 June 2018 (8 years ago)
- Registered office
- 11 Cumberland Road, London, E13 8LH
- Nature of business
- Electrical installation (SIC 43210)
Other telecommunications activities (SIC 61900) - Year end
- 30 June (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 June 2026
- Last confirmation statement
- 4 June 2026
- Previous names
- ZD62 Ltd (until 22 Feb 2019)
Filing notes for electrical contractors
Electrical contracting companies are often a director plus a van and tools. Most fall within the micro-entity rules, so the accounts filed at Companies House are short, and the CT600 carries the tax detail.
Similar companies in London
Other active electrical contractors registered in London.
- Smart Solutions London Ltd2022
- Smart Space Shop Ltd2016
- Smart Watt Electrical and Automation Ltd2025
- Smartfix Property Care Ltd2026
- Smartsparky Electrical Services Ltd2016
- Smartstrong M&E Ltd2024
- Smartwireuk Ltd2020
- Sme Energy Ltd2021
All electrical contractors in London · All trades in London · Electricians across the UK
Frequently asked questions
When are Smart Home Sofia Ltd's accounts due?
Smart Home Sofia Ltd's next accounts are due at Companies House by 31 March 2028 (in 536 days), covering the period to 30 June 2027.
When is Smart Home Sofia Ltd's CT600 due?
The CT600 for the period to 30 June 2027 is due at HMRC by 30 June 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2028.
Is Smart Home Sofia Ltd still trading?
Smart Home Sofia 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 Smart Home Sofia Ltd do?
Smart Home Sofia Ltd is registered under Electrical installation (SIC 43210); Other telecommunications activities (SIC 61900).
How old is Smart Home Sofia Ltd?
Smart Home Sofia Ltd was incorporated on 5 June 2018, 8 years ago.
What is the penalty if Smart Home Sofia 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 Smart Home Sofia 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.