- Companies
- Civil engineering
- Welwyn Garden City
- Oms Utilities Ltd
Oms Utilities Ltd
- Company number
- 15120479
- Incorporated
- 6 Sep 20233 years trading
- Registered office
- 196 Knella Road, Welwyn Garden City, AL7 3NN
- Nature of business
- Construction of utility projects for electricity and telecommunications; Buying and selling of own real estate
Oms Utilities Ltd is a 3-year-old private limited company registered in Welwyn Garden City, company number 15120479, one of 15 civil engineering contractors in Welwyn Garden City. 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 up £52K (+178%) on the year before, to £81K.
- Current assets of £73K against £37K owed within a year: 2.0 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | £81K | £20K | £73K | £37K | 0 |
| 30 Sep 2024 | £29K | £1,045 | £62K | £33K | 0 |
Where Oms Utilities Ltd is registered
The registered office is in Welwyn Garden City (AL7), in the Welwyn Hatfield local authority area, East of England. Show AL7 3NN on a map.
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What happens if Oms Utilities 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
- 15120479
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 September 2023 (3 years ago)
- Registered office
- 196 Knella Road, Welwyn Garden City, AL7 3NN
- Nature of business
- Construction of utility projects for electricity and telecommunications (SIC 42220)
Buying and selling of own real estate (SIC 68100) - Year end
- 30 September (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 5 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 Welwyn Garden City
Other active civil engineering contractors registered in Welwyn Garden City.
- Parcs Utilities Ltd2020
- RJK Groundworks Limited2020
- Rocafella Services Limited2018
- Track Safe Limited2022
- Utiliconnect Ltd2018
- Elite Architectural Systems Limited2010
- First Line Drains Ltd2024
- Fortis Foundations Civil Engineering Ltd2020
All civil engineering contractors in Welwyn Garden City · All trades in Welwyn Garden City · Civil engineering across the UK
Frequently asked questions
When are Oms Utilities Ltd's accounts due?
Oms Utilities 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 Oms Utilities 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 Oms Utilities Ltd still trading?
Oms Utilities 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 Oms Utilities Ltd do?
Oms Utilities Ltd is registered under Construction of utility projects for electricity and telecommunications (SIC 42220); Buying and selling of own real estate (SIC 68100).
How old is Oms Utilities Ltd?
Oms Utilities Ltd was incorporated on 6 September 2023, 3 years ago.
What is the penalty if Oms Utilities 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 Oms Utilities 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.