- Companies
- Civil engineering
- London
- Helios Renewable Energy Solutions Limited
Helios Renewable Energy Solutions Limited
- Company number
- 17069548
- Incorporated
- 4 Mar 2026
- Registered office
- 114-118 Southampton Row, 4TH Floor, London, WC1B 5AA
- Nature of business
- Construction of utility projects for electricity and telecommunications
Helios Renewable Energy Solutions Limited is a newly incorporated private limited company registered in London, company number 17069548, one of 1,853 civil engineering contractors in London. Its next accounts are due at Companies House on 4 December 2027, and its first CT600 is due at HMRC on 3 March 2028.
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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Where Helios Renewable Energy Solutions Limited is registered
The registered office is in London (WC1B), in the Camden local authority area, London. Show WC1B 5AA on a map.
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What happens if Helios Renewable Energy Solutions Limited 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 4 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 5 Dec 2027 to 4 Jan 2028 | £150 |
| 1 to 3 months late | 5 Jan 2028 to 4 Mar 2028 | £375 |
| 3 to 6 months late | 5 Mar 2028 to 4 Jun 2028 | £750 |
| More than 6 months late | From 5 Jun 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2029 | 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
- 17069548
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 March 2026
- Registered office
- 114-118 Southampton Row, 4TH Floor, London, WC1B 5AA
- Nature of business
- Construction of utility projects for electricity and telecommunications (SIC 42220)
- Year end
- 31 March (accounting reference date)
- Accounts type
- No accounts filed yet
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 London
Other active civil engineering contractors registered in London.
- Hello Mole Ltd2026
- Hemmanuel Ltd2025
- Henry & Son Civils Ltd2025
- Henry Hardy Builders Ltd2010
- Henryandsobers Ltd2026
- Henrychuks Drylining Ltd2020
- Herbox Limited1982
- Hergon Metropolitan UK Limited2012
All civil engineering contractors in London · All trades in London · Civil engineering across the UK
Frequently asked questions
When are Helios Renewable Energy Solutions Limited's accounts due?
Helios Renewable Energy Solutions Limited's next accounts are due at Companies House by 4 December 2027 (in 417 days), covering the period to 31 March 2027.
When is Helios Renewable Energy Solutions Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 3 March 2027, due by 3 March 2028, and one for the period to 31 March 2027, due by 31 March 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Helios Renewable Energy Solutions Limited still trading?
Helios Renewable Energy Solutions Limited 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 Helios Renewable Energy Solutions Limited do?
Helios Renewable Energy Solutions Limited is registered under Construction of utility projects for electricity and telecommunications (SIC 42220).
How old is Helios Renewable Energy Solutions Limited?
Helios Renewable Energy Solutions Limited was incorporated on 4 March 2026, less than a year ago.
What is the penalty if Helios Renewable Energy Solutions Limited 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 Helios Renewable Energy Solutions Limited 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.