- Companies
- Specialist contractors
- London
- Cupet Engineers Ltd
Cupet Engineers Ltd
- Company number
- 10096149
- Incorporated
- 1 Apr 201610 years trading
- Registered office
- 30 Ridley Road, London, E7 0LT
- Nature of business
- Other specialised construction activities n.e.c.
Cupet Engineers Ltd is a 10-year-old private limited company registered in London, company number 10096149, one of 4,318 specialist construction companies in London. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 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 £96K on the year before, to £104K.
- Net assets rose in 3 of 8 year-on-year comparisons on record.
- Current assets of £205K against £57K owed within a year: 3.6 times cover.
- 1 employee on average, down from 2 the year before.
- Balance sheets on record for 9 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Apr 2025 | £104K | £205K | £57K | 1 | |
| 30 Apr 2024 | £7,751 | £71K | £16K | 2 | |
| 30 Apr 2023 | -£4,214 | £51K | £61K | £17K | 2 |
| 30 Apr 2022 | -£28K | £0 | £0 | £28K | 3 |
| 30 Apr 2021 | -£23K | £1,142 | £1,384 | £24K | 3 |
| 30 Apr 2020 | -£20K | £7,726 | £7,726 | £28K | 3 |
| 30 Apr 2019 | -£8,926 | £82 | £82 | £9,008 | |
| 30 Apr 2018 | -£23 | £1,039 | £1,039 | £1,062 | |
| 30 Apr 2017 | £515 | £1,728 | £1,728 | £1,213 |
Where Cupet Engineers Ltd is registered
The registered office is in London (E7), in the Newham local authority area, London. Show E7 0LT on a map.
Other trade companies in E7
- Eastern Power Services Group LimitedElectricians
- Maintenance Group UK LimitedMachinery repair and installation
- Sypropertiesservices LtdFinishing trades
- A3Automotives LtdMotor traders
- Love 4 Properties LtdProperty developers
- MMS Private LtdRepair services
- Nexb LtdMotor traders
- Ad Tyres & Automotive LtdMotor traders
Also registered at this address
1 other company uses the same registered office as Cupet Engineers Ltd.
- LMV Group LtdBuilders
What happens if Cupet Engineers 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 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 10096149
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 April 2016 (10 years ago)
- Registered office
- 30 Ridley Road, London, E7 0LT
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 31 March 2026
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.
Similar companies in London
Other active specialist construction companies registered in London.
- Cuprum Wing Ltd2025
- Curalclad Ltd2021
- Curve Management Services Ltd2020
- Cva Construction Ltd2020
- CVG Instalation Ltd2021
- CWT Advisory Ltd2022
- D Advanced Ltd2019
- D B Carpentry London Limited2019
All specialist construction companies in London · All trades in London · Specialist contractors across the UK
Frequently asked questions
When are Cupet Engineers Ltd's accounts due?
Cupet Engineers Ltd's next accounts are due at Companies House by 31 January 2027 (in 111 days), covering the period to 30 April 2026.
When is Cupet Engineers Ltd's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is Cupet Engineers Ltd still trading?
Cupet Engineers 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 Cupet Engineers Ltd do?
Cupet Engineers Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Cupet Engineers Ltd?
Cupet Engineers Ltd was incorporated on 1 April 2016, 10 years ago.
What is the penalty if Cupet Engineers 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 Cupet Engineers 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.