- Companies
- Electricians
- London
- Smartwireuk Ltd
Smartwireuk Ltd
- Company number
- 13011398
- Incorporated
- 11 Nov 20205 years trading
- Registered office
- 298 Galpins Road, London, CR7 6EH
- Nature of business
- Electrical installation
Smartwireuk Ltd is a 5-year-old private limited company registered in London, company number 13011398, one of 3,448 electrical contractors in London. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 Smartwireuk 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 down £38K (-78.6%) on the year before, to £10K.
- Net assets rose in 1 of 4 year-on-year comparisons on record.
- Current assets of £24K against £26K owed within a year: 0.9 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | £10K | £24K | £26K | 2 | |
| 30 Nov 2024 | £48K | £35K | £8,114 | 2 | |
| 30 Nov 2023 | £51K | £39K | £1,367 | 2 | |
| 30 Nov 2022 | £84K | £81K | £13K | 1 | |
| 30 Nov 2021 | £75K | £79K | £10K | 1 |
Where Smartwireuk Ltd is registered
The registered office is in London (CR7), in the Merton local authority area, London. Show CR7 6EH on a map.
Other trade companies in CR7
- Ib Air Conditioning LimitedPlumbers and heating engineers
- Gold Carpet Cleaning Services LtdCleaning companies
- Azad Auto LtdMechanics and garages
- Tota Steel LtdFinishing trades
- Survey Stream Property Services LtdFacilities management
- Saunders Mechanics LtdMechanics and garages
- SR Gas London LimitedPlumbers and heating engineers
- Prestige Auto Repair & Body Works LtdMechanics and garages
What happens if Smartwireuk 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 13011398
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 November 2020 (5 years ago)
- Registered office
- 298 Galpins Road, London, CR7 6EH
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 10 November 2025
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.
- Sme Energy Ltd2021
- Smith Electrical & Building Contractor Limited1995
- Smithcomm Group Holdings Ltd2020
- Smooth Solutions Ltd2025
- SMP Groups (PVT) Ltd2025
- Smro Properties Ltd2026
- SNS Systems Limited2008
- So Electrical Services Ltd2015
All electrical contractors in London · All trades in London · Electricians across the UK
Frequently asked questions
When are Smartwireuk Ltd's accounts due?
Smartwireuk Ltd's next accounts are due at Companies House by 31 August 2027 (in 323 days), covering the period to 30 November 2026.
When is Smartwireuk Ltd's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Smartwireuk Ltd still trading?
Smartwireuk 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 Smartwireuk Ltd do?
Smartwireuk Ltd is registered under Electrical installation (SIC 43210).
How old is Smartwireuk Ltd?
Smartwireuk Ltd was incorporated on 11 November 2020, 5 years ago.
What is the penalty if Smartwireuk 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 Smartwireuk 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.