- Companies
- Electricians
- Rotherham
- Solair Systems UK Ltd
Solair Systems UK Ltd
- Company number
- 17401929
- Incorporated
- 14 Aug 2026
- Registered office
- Silkstone House Unit 35, Pioneer Close, Rotherham, South Yorkshire, S63 7JZ
- Nature of business
- Electrical installation
Solair Systems UK Ltd is a newly incorporated private limited company registered in Rotherham, company number 17401929, one of 150 electrical contractors in Rotherham. Its next accounts are due at Companies House on 14 May 2028, and its first CT600 is due at HMRC on 13 August 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 Solair Systems UK Ltd is registered
The registered office is in Rotherham (S63), in the Rotherham local authority area, Yorkshire and The Humber. Show S63 7JZ on a map.
Other trade companies in S63
- Birdwell Motor Company LtdMotor traders
- Propel Service Group LtdCleaning companies
- Nuttall Heavy Engineering LtdMechanics and garages
- Ink Joinery LimitedJoiners and carpenters
- SWJL Services LtdElectricians
- Form. Landscaping LtdFinishing trades
- Goodwin Roofing Specialists LtdRoofers
- At Capital Developments LtdBuilders
What happens if Solair Systems UK 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 14 May 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 15 May 2028 to 14 Jun 2028 | £150 |
| 1 to 3 months late | 15 Jun 2028 to 14 Aug 2028 | £375 |
| 3 to 6 months late | 15 Aug 2028 to 14 Nov 2028 | £750 |
| More than 6 months late | From 15 Nov 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2028 | £200 |
| 3 months late | 30 Nov 2028 | another £200 |
| 6 months late | 28 Feb 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 17401929
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 August 2026
- Registered office
- Silkstone House Unit 35, Pioneer Close, Rotherham, South Yorkshire, S63 7JZ
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 August (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for electrical contractors
Electrical contracting companies are often a director plus a van and tools. Most fall within the micro-entity rules, so the accounts filed at Companies House are short, and the CT600 carries the tax detail.
Similar companies in Rotherham
Other active electrical contractors registered in Rotherham.
- Solaris Renewables Ltd2026
- Sparksmiths Limited2021
- Spartan Electrical Projects Ltd2023
- Starling Electrical Limited2010
- Stat Mechanical & Electrical Ltd2025
- Stem Electrical & Electronics Ltd2022
- Strive Electrical Ltd2026
- Swann Electrical Contractors Ltd2020
All electrical contractors in Rotherham · All trades in Rotherham · Electricians across the UK
Frequently asked questions
When are Solair Systems UK Ltd's accounts due?
Solair Systems UK Ltd's next accounts are due at Companies House by 14 May 2028 (in 579 days), covering the period to 31 August 2027.
When is Solair Systems UK 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 13 August 2027, due by 13 August 2028, and one for the period to 31 August 2027, due by 31 August 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Solair Systems UK Ltd still trading?
Solair Systems UK 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 Solair Systems UK Ltd do?
Solair Systems UK Ltd is registered under Electrical installation (SIC 43210).
How old is Solair Systems UK Ltd?
Solair Systems UK Ltd was incorporated on 14 August 2026, less than a year ago.
What is the penalty if Solair Systems UK 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 Solair Systems UK 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.