- Companies
- Civil engineering
- Salisbury
- Langdown Civil Engineering Ltd
Langdown Civil Engineering Ltd
- Company number
- 15477449
- Incorporated
- 9 Feb 20242 years trading
- Registered office
- Windover House, ST. Ann Street, Salisbury, SP1 2DR
- Nature of business
- Construction of other civil engineering projects n.e.c.
Langdown Civil Engineering Ltd is a 2-year-old private limited company registered in Salisbury, company number 15477449, one of 12 civil engineering contractors in Salisbury. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 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 28 February 2025, as filed at Companies House.
Where Langdown Civil Engineering Ltd is registered
The registered office is in Salisbury (SP1), in the Wiltshire local authority area, South West. Show SP1 2DR on a map.
Other trade companies in SP1
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- Brennan Building Projects LimitedProperty developers
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- LC Carpentry & Construction LtdFinishing trades
- Endlessuk LimitedSpecialist contractors
- Brad’S Tree & Landscape Services LtdLandscapers and gardeners
- Riverside House (Developments) LimitedProperty developers
- Alf Construction (Southern) LtdBuilders
Shared registered office
51 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Langdown Civil 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 30 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 15477449
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 February 2024 (2 years ago)
- Registered office
- Windover House, ST. Ann Street, Salisbury, SP1 2DR
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 29 February (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 8 February 2026
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 Salisbury
Other active civil engineering contractors registered in Salisbury.
- Nationwide Waterproofing Limited2022
- P.M.A. Property Maintenance Limited2020
- Project London Limited2013
- Rstfibresolutions Limited2025
- Spire Surveys Ltd2019
- Steve Tagg Ltd2016
- Bartlett Contractors Limited1999
- Brunel Strategies Limited2012
All civil engineering contractors in Salisbury · All trades in Salisbury · Civil engineering across the UK
Frequently asked questions
When are Langdown Civil Engineering Ltd's accounts due?
Langdown Civil Engineering Ltd's next accounts are due at Companies House by 30 November 2026 (in 49 days), covering the period to 28 February 2026.
When is Langdown Civil Engineering Ltd's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is Langdown Civil Engineering Ltd still trading?
Langdown Civil 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 Langdown Civil Engineering Ltd do?
Langdown Civil Engineering Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is Langdown Civil Engineering Ltd?
Langdown Civil Engineering Ltd was incorporated on 9 February 2024, 2 years ago.
What is the penalty if Langdown Civil 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 Langdown Civil 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.