- Companies
- Specialist contractors
- Hayes
- Casy London Limited
Casy London Limited
- Company number
- 11053816
- Incorporated
- 8 Nov 20178 years trading
- Registered office
- 6 Attlee Road, Hayes, UB4 9JB
- Nature of business
- Other specialised construction activities n.e.c.
Casy London Limited is a 8-year-old private limited company registered in Hayes, company number 11053816, one of 84 specialist construction companies in Hayes. 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.
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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 £75K (-114.9%) on the year before, to -£9,652.
- Net assets rose in 3 of 7 year-on-year comparisons on record.
- Current assets of £16K against £6,205 owed within a year: 2.6 times cover.
- 1 employee on average, down from 2 the year before.
- Balance sheets on record for 8 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | -£9,652 | £16K | £6,205 | 1 | |
| 30 Nov 2024 | £65K | £84K | £19K | 2 | |
| 30 Nov 2023 | £19K | £58K | £12K | 3 | |
| 30 Nov 2022 | -£1,039 | £37K | £5,859 | 4 | |
| 30 Nov 2021 | £284 | £40K | £4,409 | 3 | |
| 30 Nov 2020 | -£2,540 | £35K | £7,827 | 3 | |
| 30 Nov 2019 | -£1,327 | £9,004 | £10K | 2 | |
| 30 Nov 2018 | £131 | £1,114 | £1,945 | £1,814 |
Where Casy London Limited is registered
The registered office is in Hayes (UB4), in the Hillingdon local authority area, London. Show UB4 9JB on a map.
Other trade companies in UB4
- J A M Building Services LtdProperty developers
- Bhindi Construction LtdBuilders
- Ij&Co Services LimitedMotor traders
- SKM Builders1 LtdBuilders
- Jap Parts and More LtdMotor traders
- Onlytiler13 Pannu LtdFloor and wall tilers
- J.K & Sons Roofing LtdRoofers
- Randhawa Construction Services LtdBuilders
What happens if Casy London Limited 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
- 11053816
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 8 November 2017 (8 years ago)
- Registered office
- 6 Attlee Road, Hayes, UB4 9JB
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 7 November 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.
Similar companies in Hayes
Other active specialist construction companies registered in Hayes.
- Concise Design and Build Ltd2021
- Crown Roofing Ltd2024
- CXM Specialist Limited2023
- DJ Restoration Ltd2015
- Dream Keys Construction Ltd2025
- Drumea97 Ltd2022
- DSS Group of Services Ltd2024
- Eco-Source Solution Ltd2025
All specialist construction companies in Hayes · All trades in Hayes · Specialist contractors across the UK
Frequently asked questions
When are Casy London Limited's accounts due?
Casy London Limited's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is Casy London Limited'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 Casy London Limited still trading?
Casy London Limited 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 Casy London Limited do?
Casy London Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Casy London Limited?
Casy London Limited was incorporated on 8 November 2017, 8 years ago.
What is the penalty if Casy London Limited 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 Casy London Limited 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.