- Companies
- Civil engineering
- Dunstable
- Whitehill Groundworks Ltd
Whitehill Groundworks Ltd
- Company number
- 10607718
- Incorporated
- 8 Feb 20179 years trading
- Registered office
- 3 Kensworth Gate, 200-204 High Street South, Dunstable, LU6 3HS
- Nature of business
- Construction of other civil engineering projects n.e.c.
Whitehill Groundworks Ltd is a 9-year-old private limited company registered in Dunstable, company number 10607718, one of 56 civil engineering contractors in Dunstable. 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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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 £407 (+96.7%) on the year before, to £828.
- Net assets rose in 3 of 7 year-on-year comparisons on record.
- Current assets of £27K against £41K owed within a year: 0.7 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 8 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £828 | £11K | £27K | £41K | 2 |
| 31 Mar 2024 | £421 | £5,368 | £40K | £59K | 2 |
| 31 Mar 2023 | -£7,819 | £23K | £33K | £65K | 2 |
| 31 Mar 2022 | £9,123 | £25K | £58K | £76K | 2 |
| 31 Mar 2021 | £29K | £35K | £100K | £103K | 2 |
| 31 Mar 2020 | £40K | £49K | £127K | £121K | 2 |
| 31 Mar 2019 | £3,780 | £8,587 | £20K | £46K | 2 |
| 31 Mar 2018 | £8,282 | £26K | £53K | £65K | 2 |
Where Whitehill Groundworks Ltd is registered
The registered office is in Dunstable (LU6), in the Central Bedfordshire local authority area, East of England. Show LU6 3HS on a map.
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Shared registered office
49 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 Whitehill Groundworks 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
- 10607718
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 8 February 2017 (9 years ago)
- Registered office
- 3 Kensworth Gate, 200-204 High Street South, Dunstable, LU6 3HS
- 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 October 2025
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 Dunstable
Other active civil engineering contractors registered in Dunstable.
- Able (Solar) Ltd2022
- Acorns Projects Limited2005
- Admi Construct Ltd2024
- Aec Facilities Limited2018
- Agnes & Mo Ltd2018
- Aled Construction Limited2022
- Anc Groundworks Ltd2022
- Basha Engineering Limited2016
All civil engineering contractors in Dunstable · All trades in Dunstable · Civil engineering across the UK
Frequently asked questions
When are Whitehill Groundworks Ltd's accounts due?
Whitehill Groundworks Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Whitehill Groundworks 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 Whitehill Groundworks Ltd still trading?
Whitehill Groundworks 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 Whitehill Groundworks Ltd do?
Whitehill Groundworks Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is Whitehill Groundworks Ltd?
Whitehill Groundworks Ltd was incorporated on 8 February 2017, 9 years ago.
What is the penalty if Whitehill Groundworks 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 Whitehill Groundworks 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.