- Companies
- Electricians
- London
- Ampsail Holdings Ltd
Ampsail Holdings Ltd
- Company number
- 10531207
- Incorporated
- 19 Dec 20169 years trading
- Registered office
- C/O Moorhurst Partners LLP Suite S2 Blackwell House, Guildhall Yard, London, EC2V 5AE
- Nature of business
- Electrical installation
Ampsail Holdings Ltd is a 9-year-old private limited company registered in London, company number 10531207, one of 3,448 electrical contractors in London. Its next accounts are due at Companies House on 30 April 2028, and the CT600 for the period to 31 July 2027 is due at HMRC on 31 July 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 down £102 (-0%) on the year before, to £508K.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £508K against £100 owed within a year: more than 10 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2026 | £508K | £94 | £508K | £100 | 0 |
| 31 Jul 2025 | £508K | £96 | £508K | £100 | 0 |
| 31 Jul 2024 | £959K | £55 | £959K | £100 | 0 |
| 31 Jul 2023 | £956K | £16 | £956K | £0 | 0 |
| 31 Jul 2022 | £834K | £150K | £1.1M | £270K | 0 |
| 31 Jul 2021 | £835K | £2,719 | £835K | £0 | 0 |
| 31 Jul 2020 | £835K | £370K | £835K | £1 | 0 |
| 31 Jul 2019 | £835K | £1.8M | £970K | ||
| 31 Jul 2018 | £450K | £750K | £300K | ||
| 31 Dec 2017 | £200K | £200K | £150 |
Where Ampsail Holdings Ltd is registered
The registered office is in London (EC2V), in the City of London local authority area, London. Show EC2V 5AE on a map.
Other trade companies in EC2V
- HCL Remnants LimitedBuilders
- Chilmar Finance (UK) LtdProperty developers
- Altaven Group LimitedFinishing trades
- Ashton Lane Development LimitedProperty developers
- CPC Construction Management LimitedBuilders
- Astra Apex LtdMachinery repair and installation
- Astra Nova Group LtdMachinery repair and installation
- Erith Capital Developments LimitedProperty developers
Also registered at this address
4 other companies use the same registered office as Ampsail Holdings Ltd.
- Altaven Group LimitedFinishing trades
- Bespoke Green Space LimitedLandscapers and gardeners
- Mark Bowen Construction LimitedCivil engineering
- Williams Electrical and Fire Services LimitedElectricians
What happens if Ampsail Holdings 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 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2028 to 31 May 2028 | £150 |
| 1 to 3 months late | 1 Jun 2028 to 31 Jul 2028 | £375 |
| 3 to 6 months late | 1 Aug 2028 to 31 Oct 2028 | £750 |
| More than 6 months late | From 1 Nov 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2028 | £200 |
| 3 months late | 31 Oct 2028 | another £200 |
| 6 months late | 31 Jan 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 10531207
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 December 2016 (9 years ago)
- Registered office
- C/O Moorhurst Partners LLP Suite S2 Blackwell House, Guildhall Yard, London, EC2V 5AE
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 July 2026
- Last confirmation statement
- 14 May 2026
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.
- Ams Electrical Services Ltd2022
- Amt Building & Plumbing Service Ltd2025
- Amt Solutions Ltd2025
- Amy's Electrics Ltd2020
- An Electrics (GR) Limited2023
- Anais Z Ltd2025
- Andelec Consultancy Ltd2019
- Andrew Electricity Ltd2025
All electrical contractors in London · All trades in London · Electricians across the UK
Frequently asked questions
When are Ampsail Holdings Ltd's accounts due?
Ampsail Holdings Ltd's next accounts are due at Companies House by 30 April 2028 (in 565 days), covering the period to 31 July 2027.
When is Ampsail Holdings Ltd's CT600 due?
The CT600 for the period to 31 July 2027 is due at HMRC by 31 July 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2028.
Is Ampsail Holdings Ltd still trading?
Ampsail Holdings 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 Ampsail Holdings Ltd do?
Ampsail Holdings Ltd is registered under Electrical installation (SIC 43210).
How old is Ampsail Holdings Ltd?
Ampsail Holdings Ltd was incorporated on 19 December 2016, 9 years ago.
What is the penalty if Ampsail Holdings 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 Ampsail Holdings 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.