- Companies
- Civil engineering
- Callington
- A D Williams Building & Civil Engineering Contractors Limited
A D Williams Building & Civil Engineering Contractors Limited
- Company number
- 08398502
- Incorporated
- 11 Feb 201313 years trading
- Registered office
- 52 Fore Street, Callington, Cornwall, PL17 7AJ
- Nature of business
- Construction of other civil engineering projects n.e.c.
A D Williams Building & Civil Engineering Contractors Limited is a 13-year-old private limited company registered in Callington, company number 08398502, one of 7 civil engineering contractors in Callington. Its next accounts are due at Companies House on 30 November 2027, and the CT600 for the period to 28 February 2027 is due at HMRC on 28 February 2028.
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 £364 (-24%) on the year before, to -£1,882.
- Net assets rose in 0 of 9 year-on-year comparisons on record.
- Current assets of £508 against £2,390 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 10 years, 2018 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2026 | -£1,882 | £508 | £2,390 | 0 | |
| 28 Feb 2025 | -£1,518 | £630 | £2,148 | 0 | |
| 29 Feb 2024 | -£1,124 | £810 | £1,934 | 0 | |
| 28 Feb 2023 | -£781 | £1,154 | £1,935 | 0 | |
| 28 Feb 2022 | -£436 | £1,462 | £1,898 | 0 | |
| 28 Feb 2021 | -£106 | £44 | £150 | 0 | |
| 29 Feb 2020 | £129 | £3,979 | £150 | 0 | |
| 28 Feb 2020 | £179 | £3,979 | £3,800 | ||
| 28 Feb 2019 | £3,866 | £12K | £7,821 | ||
| 28 Feb 2018 | £8,106 | £16K | £7,921 |
Where A D Williams Building & Civil Engineering Contractors Limited is registered
The registered office is in Callington (PL17), in the Cornwall local authority area, South West. Show PL17 7AJ on a map.
Other trade companies in PL17
- Hart Electrical LtdElectricians
- Atc Motors LtdMechanics and garages
- H&L Construction LtdProperty developers
- MG Southwest LtdProperty developers
- Hammer Groundworks & Utilities LtdGroundworks and demolition
- Abt Valeting Services LtdCleaning companies
- KJS Brickwork LtdBuilders
- Marcus Rogers Fencing LimitedInstallers
Shared registered office
58 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 A D Williams Building & Civil Engineering Contractors 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 November 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2027 to 31 Dec 2027 | £150 |
| 1 to 3 months late | 1 Jan 2028 to 29 Feb 2028 | £375 |
| 3 to 6 months late | 1 Mar 2028 to 31 May 2028 | £750 |
| More than 6 months late | From 1 Jun 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Feb 2028 | £200 |
| 3 months late | 28 May 2028 | another £200 |
| 6 months late | 28 Aug 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 2029 | 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
- 08398502
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 February 2013 (13 years ago)
- Registered office
- 52 Fore Street, Callington, Cornwall, PL17 7AJ
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 28 February (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 28 February 2026
- Last confirmation statement
- 20 January 2026
- Previous names
- A D Williams Building & Civil Engineering Limited (until 19 Feb 2013)
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 Callington
Other active civil engineering contractors registered in Callington.
- Adrian Corey Construction Limited2014
- Hilsdon Holmes Limited2004
- RW Carter Contractors Ltd2023
- Selleck Nicholls Limited1999
- Upwind Renewables Ltd2025
- Wolf Construction & Renewables SW Ltd2023
All civil engineering contractors in Callington · All trades in Callington · Civil engineering across the UK
Frequently asked questions
When are A D Williams Building & Civil Engineering Contractors Limited's accounts due?
A D Williams Building & Civil Engineering Contractors Limited's next accounts are due at Companies House by 30 November 2027 (in 413 days), covering the period to 28 February 2027.
When is A D Williams Building & Civil Engineering Contractors Limited's CT600 due?
The CT600 for the period to 28 February 2027 is due at HMRC by 28 February 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2027.
Is A D Williams Building & Civil Engineering Contractors Limited still trading?
A D Williams Building & Civil Engineering Contractors 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 A D Williams Building & Civil Engineering Contractors Limited do?
A D Williams Building & Civil Engineering Contractors Limited is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is A D Williams Building & Civil Engineering Contractors Limited?
A D Williams Building & Civil Engineering Contractors Limited was incorporated on 11 February 2013, 13 years ago.
What is the penalty if A D Williams Building & Civil Engineering Contractors 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 A D Williams Building & Civil Engineering Contractors 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.