- Companies
- Civil engineering
- Doncaster
- D B Drainage Ltd
D B Drainage Ltd
- Company number
- 05929879
- Incorporated
- 8 Sep 200620 years trading
- Registered office
- 25 Church Road, Denaby Main, Doncaster, DN12 4AB
- Nature of business
- Construction of water projects
D B Drainage Ltd is a 20-year-old private limited company registered in Doncaster, company number 05929879, one of 170 civil engineering contractors in Doncaster. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 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 £2,231 (-8.4%) on the year before, to £24K.
- Net assets rose in 2 of 6 year-on-year comparisons on record.
- Current assets of £13K against £7,693 owed within a year: 1.7 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 8 years, 2014 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | £24K | £13K | £7,693 | 2 | |
| 30 Sep 2024 | £26K | £22K | £8,625 | 2 | |
| 30 Sep 2019 | £28K | £0 | £8,594 | £7,132 | 2 |
| 30 Sep 2018 | £38K | £196 | £11K | £3,111 | 2 |
| 30 Sep 2017 | £39K | £0 | £16K | £9,992 | 2 |
| 30 Sep 2016 | £36K | £203 | £12K | £7,518 | 2 |
| 30 Sep 2015 | £30K | £6,166 | |||
| 30 Sep 2014 | £30K | £9,012 |
Where D B Drainage Ltd is registered
The registered office is in Doncaster (DN12), in the Doncaster local authority area, Yorkshire and The Humber. Show DN12 4AB on a map.
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What happens if D B Drainage 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 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 05929879
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 8 September 2006 (20 years ago)
- Registered office
- 25 Church Road, Denaby Main, Doncaster, DN12 4AB
- Nature of business
- Construction of water projects (SIC 42910)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 3 September 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 Doncaster
Other active civil engineering contractors registered in Doncaster.
- D. Jackson Slurry Seal Ltd2023
- Dae Traffic Ltd2022
- Danum Civil Engineering Limited2016
- Davies Design & Build Ltd2018
- Dawson & Dearden Construction Limited2011
- Denman Utilities Ltd2018
- Design 3 Construction Ltd2025
- Design 3 Rail & Civil Engineering Ltd2025
All civil engineering contractors in Doncaster · All trades in Doncaster · Civil engineering across the UK
Frequently asked questions
When are D B Drainage Ltd's accounts due?
D B Drainage Ltd's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.
When is D B Drainage Ltd's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is D B Drainage Ltd still trading?
D B Drainage 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 D B Drainage Ltd do?
D B Drainage Ltd is registered under Construction of water projects (SIC 42910).
How old is D B Drainage Ltd?
D B Drainage Ltd was incorporated on 8 September 2006, 20 years ago.
What is the penalty if D B Drainage 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 D B Drainage 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.