- Companies
- Groundworks and demolition
- Maidenhead
- Ddgroundworks Construction Ltd
Ddgroundworks Construction Ltd
- Company number
- 09909275
- Incorporated
- 9 Dec 201510 years trading
- Registered office
- 61 Harcourt Road, Dorney Reach, Maidenhead, SL6 0DT
- Nature of business
- Site preparation; Other specialised construction activities n.e.c.; Landscape service activities
Ddgroundworks Construction Ltd is a 10-year-old private limited company registered in Maidenhead, company number 09909275, one of 5 groundworks and demolition companies in Maidenhead. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 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 £82K (+100.1%) on the year before, to £99.
- Net assets rose in 3 of 9 year-on-year comparisons on record.
- Current assets of £112K against £121K owed within a year: 0.9 times cover.
- 1 employee on average, down from 2 the year before.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | £99 | £100K | £112K | £121K | 1 |
| 31 Dec 2024 | -£82K | £38K | £51K | £151K | 2 |
| 31 Dec 2023 | -£59K | £38K | £44K | £135K | 2 |
| 31 Dec 2022 | £101 | £82K | £96K | £142K | 2 |
| 31 Dec 2021 | £1,629 | £124K | £137K | £153K | 5 |
| 31 Dec 2020 | £53K | £69K | £111K | £84K | 5 |
| 31 Dec 2019 | £126K | £183K | £242K | £141K | 4 |
| 31 Dec 2018 | £63K | £80K | £120K | £75K | |
| 31 Dec 2017 | £100 | £3,644 | £8,614 | £9,217 | |
| 31 Dec 2016 | £100 | £2,914 | £2,914 | £2,814 |
Who runs and owns Ddgroundworks Construction Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| D*** D*** | Director | Dec 2015 |
| B*** D*** | Director | Mar 2019 |
People with significant control (2)
Where Ddgroundworks Construction Ltd is registered
The registered office is in Maidenhead (SL6), in the Buckinghamshire local authority area, South East. Show SL6 0DT on a map.
Other trade companies in SL6
- B&M Cleaning Solutions LtdCleaning companies
- CC Garden Builds LtdBuilders
- Austin Groundwork Surfaces LimitedGroundworks and demolition
- Woodnest Interiors LtdJoiners and carpenters
- Carizmatic Company LimitedMotor traders
- Sakura Electrical LtdElectricians
- Elite Autos & Tyres LtdMotor traders
- Bigfrith End LtdSpecialist contractors
What happens if Ddgroundworks Construction 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 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 09909275
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 December 2015 (10 years ago)
- Registered office
- 61 Harcourt Road, Dorney Reach, Maidenhead, SL6 0DT
- Nature of business
- Site preparation (SIC 43120)
Other specialised construction activities n.e.c. (SIC 43999)
Landscape service activities (SIC 81300) - Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 17 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 Maidenhead
Other active groundworks and demolition companies registered in Maidenhead.
- J Harmes Demolition Limited2006
- Stump Pro Ltd2020
- Austin Groundwork Surfaces Limited2026
- Dart Group Ltd2022
All groundworks and demolition companies in Maidenhead · All trades in Maidenhead · Groundworks and demolition across the UK
Frequently asked questions
When are Ddgroundworks Construction Ltd's accounts due?
Ddgroundworks Construction Ltd's next accounts are due at Companies House by 30 September 2027 (in 353 days), covering the period to 31 December 2026.
When is Ddgroundworks Construction Ltd's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is Ddgroundworks Construction Ltd still trading?
Ddgroundworks Construction 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 Ddgroundworks Construction Ltd do?
Ddgroundworks Construction Ltd is registered under Site preparation (SIC 43120); Other specialised construction activities n.e.c. (SIC 43999); Landscape service activities (SIC 81300).
How old is Ddgroundworks Construction Ltd?
Ddgroundworks Construction Ltd was incorporated on 9 December 2015, 10 years ago.
Who runs Ddgroundworks Construction Ltd?
Ddgroundworks Construction Ltd has 2 active directors, the longest-serving appointed in Dec 2015. Their names and service addresses are on the Companies House register.
Who owns Ddgroundworks Construction Ltd?
2 people or companies have significant control of Ddgroundworks Construction Ltd: an individual (owns 25% to 50% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if Ddgroundworks Construction 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 Ddgroundworks Construction 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.