- Companies
- Specialist contractors
- London
- Io Electric Automation Consultancy Ltd
Io Electric Automation Consultancy Ltd
- Company number
- 13105120
- Incorporated
- 30 Dec 20205 years trading
- Registered office
- 278 Langham Road, London, N15 3NP
- Nature of business
- Other specialised construction activities n.e.c.; Other food services; Engineering related scientific and technical consulting activities; Other engineering activities
Io Electric Automation Consultancy Ltd is a 5-year-old private limited company registered in London, company number 13105120, one of 4,318 specialist construction 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 up £2,598 (+292.6%) on the year before, to £3,486.
- Net assets rose in 3 of 4 year-on-year comparisons on record.
- 1 employee 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 Jun 2025 | £3,486 | £21K | £18K | 1 | |
| 30 Jun 2024 | £888 | £21K | £20K | 1 | |
| 30 Jun 2023 | £127 | £9,481 | £9,354 | 1 | |
| 31 Jul 2022 | £5,795 | £4,970 | £825 | 1 | |
| 31 Jul 2021 | £89 | £9,690 | £9,601 | 0 |
Where Io Electric Automation Consultancy Ltd is registered
The registered office is in London (N15), in the Haringey local authority area, London. Show N15 3NP on a map.
Other trade companies in N15
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- Rozelle Cleaning LtdCleaning companies
- Hunt4Heating LtdPlumbers and heating engineers
- Clean Stitch LtdRepair services
- Watt Rite LtdElectricians
- Did-Fit LimitedPlasterers
- Arvin Cleaning Ltd LtdCleaning companies
- North London Building Control LimitedSpecialist contractors
Also registered at this address
3 other companies use the same registered office as Io Electric Automation Consultancy Ltd.
- Facade Design Factory LtdInstallers
- Kwork Electric Automation Consultancy LtdSpecialist contractors
- Santes Engineering LimitedElectricians
What happens if Io Electric Automation Consultancy 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
- 13105120
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 December 2020 (5 years ago)
- Registered office
- 278 Langham Road, London, N15 3NP
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
Other food services (SIC 56290)
Engineering related scientific and technical consulting activities (SIC 71122)
Other engineering activities (SIC 71129) - Year end
- 30 June (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 12 August 2025
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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- Ipc Construction & Fittings Ltd2015
- Ipj Electrical Engineering Ltd2015
- Ipk Construction Ltd2023
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Frequently asked questions
When are Io Electric Automation Consultancy Ltd's accounts due?
Io Electric Automation Consultancy Ltd's next accounts are due at Companies House by 31 March 2027 (in 168 days), covering the period to 30 June 2026.
When is Io Electric Automation Consultancy 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 Io Electric Automation Consultancy Ltd still trading?
Io Electric Automation Consultancy Ltd is listed as active on the Companies House register (checked 14 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 Io Electric Automation Consultancy Ltd do?
Io Electric Automation Consultancy Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999); Other food services (SIC 56290); Engineering related scientific and technical consulting activities (SIC 71122); Other engineering activities (SIC 71129).
How old is Io Electric Automation Consultancy Ltd?
Io Electric Automation Consultancy Ltd was incorporated on 30 December 2020, 5 years ago.
What is the penalty if Io Electric Automation Consultancy 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 Io Electric Automation Consultancy Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 14 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.