- Company number
- 16546478
- Incorporated
- 27 Jun 20251 year trading
- Registered office
- 46 Greenacres Avenue, Ickenham, Uxbridge, UB10 8HH
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings
Hill Rock Constructions Ltd is a 1-year-old private limited company registered in Uxbridge, company number 16546478, one of 278 building contractors in Uxbridge. Its next accounts are due at Companies House on 27 March 2027, and its first CT600 is due at HMRC on 26 June 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Who runs and owns Hill Rock Constructions Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| R*** S*** | Director | Jun 2025 |
Person with significant control
Where Hill Rock Constructions Ltd is registered
The registered office is in Uxbridge (UB10), in the Hillingdon local authority area, London. Show UB10 8HH on a map.
Other trade companies in UB10
- Buildmag LtdSpecialist contractors
- The Notch Homes LimitedJoiners and carpenters
- Platinum Grade Building LimitedFinishing trades
- Reno Move LtdPainters and decorators
- Giant Trade LimitedMotor traders
- Tiarni Grace Aviation Services LtdMachinery repair and installation
- LKL Vehicle Sales LtdMotor traders
- P Builds LtdPlumbers and heating engineers
What happens if Hill Rock Constructions 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 27 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 28 Mar 2027 to 27 Apr 2027 | £150 |
| 1 to 3 months late | 28 Apr 2027 to 27 Jun 2027 | £375 |
| 3 to 6 months late | 28 Jun 2027 to 27 Sep 2027 | £750 |
| More than 6 months late | From 28 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 16546478
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 June 2025 (1 year ago)
- Registered office
- 46 Greenacres Avenue, Ickenham, Uxbridge, UB10 8HH
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202) - Year end
- 30 June (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 26 June 2026
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Uxbridge
Other active building contractors registered in Uxbridge.
- Hillingdon Construction and Maintenance Limited2014
- Holt Church Limited2025
- HRC Building Ltd2024
- HRH Drylining Ltd2025
- Hsingh Builders Ltd2020
- Ibfix Ibfix Ltd2024
- Ibuild Property Services Limited2013
- Iqubal Singh Ltd2025
All building contractors in Uxbridge · All trades in Uxbridge · Builders across the UK
Frequently asked questions
When are Hill Rock Constructions Ltd's accounts due?
Hill Rock Constructions Ltd's next accounts are due at Companies House by 27 March 2027 (in 166 days), covering the period to 30 June 2026.
When is Hill Rock Constructions Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 26 June 2026, due by 26 June 2027, and one for the period to 30 June 2026, due by 30 June 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Hill Rock Constructions Ltd still trading?
Hill Rock Constructions 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 Hill Rock Constructions Ltd do?
Hill Rock Constructions Ltd is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202).
How old is Hill Rock Constructions Ltd?
Hill Rock Constructions Ltd was incorporated on 27 June 2025, 1 year ago.
Who runs Hill Rock Constructions Ltd?
Hill Rock Constructions Ltd has 1 active director, the longest-serving appointed in Jun 2025. Their names and service addresses are on the Companies House register.
Who owns Hill Rock Constructions Ltd?
One person or company has significant control of Hill Rock Constructions Ltd: an individual (owns 75% or more of the shares).
What is the penalty if Hill Rock Constructions 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 Hill Rock Constructions 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.