- Companies
- Groundworks and demolition
- Upminster
- JLC Construction Limited
JLC Construction Limited
- Company number
- 09900874
- Incorporated
- 3 Dec 201510 years trading
- Registered office
- Unit 7 - 7A Little Malgraves, Lower Dunton Road, Upminster, Essex, RM14 3TE
- Nature of business
- Site preparation
JLC Construction Limited is a 10-year-old private limited company registered in Upminster, company number 09900874, one of the UK's groundworks and demolition companies. Its next accounts are due at Companies House on 30 December 2026, and the CT600 for the period to 30 March 2026 is due at HMRC on 30 March 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 £54K (+29.8%) on the year before, to £234K.
- Net assets rose in 5 of 8 year-on-year comparisons on record.
- Current assets of £481K against £231K owed within a year: 2.1 times cover.
- 3 employees on average, up 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 |
|---|---|---|---|---|---|
| 31 Mar 2025 | £234K | £6,193 | £481K | £231K | 3 |
| 31 Mar 2024 | £180K | £25K | £673K | £464K | 2 |
| 31 Mar 2023 | £75K | £6,799 | £299K | £183K | 2 |
| 31 Mar 2022 | £55K | £9,521 | £122K | £23K | 2 |
| 31 Mar 2021 | £57K | £9,456 | £140K | £28K | 0 |
| 31 Mar 2020 | £72K | £2,282 | £166K | £89K | 2 |
| 31 Mar 2019 | £86K | £94K | £184K | £94K | 1 |
| 31 Mar 2018 | £70K | £25K | £176K | £110K | 1 |
| 31 Mar 2017 | £658 | £1,695 | £11K | £11K |
Where JLC Construction Limited is registered
The registered office is in Upminster (RM14), in the Thurrock local authority area, East of England. Show RM14 3TE on a map.
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What happens if JLC Construction 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 30 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 31 Dec 2026 to 30 Jan 2027 | £150 |
| 1 to 3 months late | 31 Jan 2027 to 30 Mar 2027 | £375 |
| 3 to 6 months late | 31 Mar 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 31 Mar 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Mar 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
- 09900874
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 3 December 2015 (10 years ago)
- Registered office
- Unit 7 - 7A Little Malgraves, Lower Dunton Road, Upminster, Essex, RM14 3TE
- Nature of business
- Site preparation (SIC 43120)
- Year end
- 30 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 2 December 2025
Filing notes for groundworks and demolition companies
Groundworks and demolition companies tend to own heavy plant, so capital allowances and hire purchase liabilities show up in both the accounts and the CT600.
Similar companies in Upminster
Other active groundworks and demolition companies registered in Upminster.
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Frequently asked questions
When are JLC Construction Limited's accounts due?
JLC Construction Limited's next accounts are due at Companies House by 30 December 2026 (in 79 days), covering the period to 30 March 2026.
When is JLC Construction Limited's CT600 due?
The CT600 for the period to 30 March 2026 is due at HMRC by 30 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 31 December 2026.
Is JLC Construction Limited still trading?
JLC Construction 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 JLC Construction Limited do?
JLC Construction Limited is registered under Site preparation (SIC 43120).
How old is JLC Construction Limited?
JLC Construction Limited was incorporated on 3 December 2015, 10 years ago.
What is the penalty if JLC Construction 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 JLC Construction 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.