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- LCS Engineering Ltd
Company profile · Civil engineering
LCS Engineering Ltd
LCS Engineering Ltd is a 17-year-old private limited company registered in Blackwood, company number 06839622, one of 8 civil engineering contractors in Blackwood. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 31 March 2025, as filed at Companies House. Negative net assets mean the company owed more than it owned at that date.
LCS Engineering Ltd over the years
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 £997 (-29.5%) on the year before, to -£4,378.
- Net assets rose in 1 of 5 year-on-year comparisons on record.
- Current assets of £1,041 against £5,419 owed within a year: 0.2 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | -£4,378 | £1,041 | £1,041 | £5,419 | 0 |
| 31 Mar 2024 | -£3,381 | £59 | £59 | £3,440 | 0 |
| 31 Mar 2023 | -£1,172 | £313 | £371 | £5,252 | 0 |
| 31 Mar 2022 | £6,400 | £1,957 | £8,094 | £2,989 | 0 |
| 31 Mar 2021 | £8,808 | £7,800 | £10K | £3,718 | 0 |
| 31 Mar 2020 | £1,855 | £343 | £663 | £3,619 |
Where LCS Engineering Ltd is registered
The registered office is in Blackwood (NP12), in the Caerphilly local authority area, Wales. Show NP12 0SP on a map.
Other trade companies in NP12
- Hohm Property Group LtdProperty developers
- R&C Mechanics LimitedMechanics and garages
- M & R Property Solutions (SW) LimitedFinishing trades
- JLH Scaffolding LtdScaffolders
- SM Contracting SW LtdBuilders
- Top Notch Carpentry Services LimitedInstallers
- Cardiff Bathrooms LtdFinishing trades
- CB Brickwork & Building LtdSpecialist contractors
What happens if LCS Engineering 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 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 | 1 Apr 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 | 31 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
- 06839622
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 March 2009 (17 years ago)
- Registered office
- 12 Railway Terrace, Hollybush, Blackwood, Caerphilly, NP12 0SP
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 6 March 2026
- Previous names
- Llwyncelyn Services Limited (until 27 Sep 2012)
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in Blackwood
Other active civil engineering contractors registered in Blackwood.
- LV Plant Ltd2026
- Railzone Ltd2025
- Trydan Rail Ltd2023
- D & M Groundworks & Utilities Ltd2017
- Dark & Hillman Construction Ltd2003
- Elite Jointing Solutions Limited2024
- John Dunn Brickwork Contractors Ltd2009
All civil engineering contractors in Blackwood · All trades in Blackwood · Civil engineering across the UK
Frequently asked questions
When are LCS Engineering Ltd's accounts due?
LCS Engineering Ltd's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is LCS Engineering Ltd's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is LCS Engineering Ltd still trading?
LCS Engineering 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 LCS Engineering Ltd do?
LCS Engineering Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is LCS Engineering Ltd?
LCS Engineering Ltd was incorporated on 6 March 2009, 17 years ago.
What is the penalty if LCS Engineering 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 LCS Engineering 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.