- Companies
- Civil engineering
- Durham
- Ruby Civils Ltd
Ruby Civils Ltd
- Company number
- 14348085
- Incorporated
- 9 Sep 20224 years trading
- Registered office
- 15 Front Street, Sherburn Hill, Durham, County Durham, DH6 1PA
- Nature of business
- Construction of other civil engineering projects n.e.c.
Ruby Civils Ltd is a 4-year-old private limited company registered in Durham, company number 14348085, one of 121 civil engineering contractors in Durham. 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 £209 (-45.1%) on the year before, to £254.
- Current assets of £18K against £17K owed within a year: 1.0 times cover.
- 1 employee on average, down from 2 the year before.
- Balance sheets on record for 3 years, 2023 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | £254 | £18K | £17K | 1 | |
| 30 Sep 2024 | £463 | £24K | £23K | 2 | |
| 30 Sep 2023 | £2,513 | £34K | £31K | 2 |
Where Ruby Civils Ltd is registered
The registered office is in Durham (DH6), in the County Durham local authority area, North East. Show DH6 1PA on a map.
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Shared registered office
114 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 Ruby Civils 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
- 14348085
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 September 2022 (4 years ago)
- Registered office
- 15 Front Street, Sherburn Hill, Durham, County Durham, DH6 1PA
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 8 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 Durham
Other active civil engineering contractors registered in Durham.
- S D Groundworks Ltd2013
- S Thompson Drainage and Road Construction Ltd2016
- S. Baker Groundworks Ltd2016
- Safe Lane Solutions Ltd2024
- Sedg (Caergeiliog) Limited2017
- Site and Topo Ltd2025
- Site Waste Clearance.Com Limited2016
- SJ Todd Groundworks Ltd2018
All civil engineering contractors in Durham · All trades in Durham · Civil engineering across the UK
Frequently asked questions
When are Ruby Civils Ltd's accounts due?
Ruby Civils Ltd's next accounts are due at Companies House by 30 June 2027 (in 261 days), covering the period to 30 September 2026.
When is Ruby Civils 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 Ruby Civils Ltd still trading?
Ruby Civils 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 Ruby Civils Ltd do?
Ruby Civils Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is Ruby Civils Ltd?
Ruby Civils Ltd was incorporated on 9 September 2022, 4 years ago.
What is the penalty if Ruby Civils 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 Ruby Civils 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.