- Companies
- Electricians
- Sheffield
- Williams HV/LV Services Ltd
Williams HV/LV Services Ltd
- Company number
- 17347022
- Incorporated
- 18 Jul 2026
- Registered office
- 27 Charlton Hill Rise, Chapeltown, Sheffield, S35 2PU
- Nature of business
- Electrical installation
Williams HV/LV Services Ltd is a newly incorporated private limited company registered in Sheffield, company number 17347022, one of 327 electrical contractors in Sheffield. Its next accounts are due at Companies House on 18 April 2028, and its first CT600 is due at HMRC on 17 July 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 Williams HV/LV Services Ltd is registered
The registered office is in Sheffield (S35), in the Sheffield local authority area, Yorkshire and The Humber. Show S35 2PU on a map.
Other trade companies in S35
- JMB Automotive LtdMechanics and garages
- Warren Plumbing LtdPlumbers and heating engineers
- Ruby Rose Property Services LtdProperty developers
- Aura Special Projects LtdInstallers
- Bigseed Projects LtdBuilders
- Worrall Gas & Plumbing LtdBuilders
- Fearnco LtdFinishing trades
- R and B Driveways LtdSpecialist contractors
What happens if Williams HV/LV Services 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 18 April 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 19 Apr 2028 to 18 May 2028 | £150 |
| 1 to 3 months late | 19 May 2028 to 18 Jul 2028 | £375 |
| 3 to 6 months late | 19 Jul 2028 to 18 Oct 2028 | £750 |
| More than 6 months late | From 19 Oct 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2028 | £200 |
| 3 months late | 31 Oct 2028 | another £200 |
| 6 months late | 31 Jan 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 17347022
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 July 2026
- Registered office
- 27 Charlton Hill Rise, Chapeltown, Sheffield, S35 2PU
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 July (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 Sheffield
Other active electrical contractors registered in Sheffield.
- Wilson Electrical Mechanical Services Limited2016
- Wilson Fire Installations Limited2026
- Wired by Walkers Ltd2024
- Woodhouse Electrical Solutions Limited2023
- WS Electrical Contracting Ltd2020
- Xsys Ltd2015
- Yorkshire Cable Installations Ltd2025
- 11:11 Electrical & Maintenance Services Ltd2026
All electrical contractors in Sheffield · All trades in Sheffield · Electricians across the UK
Frequently asked questions
When are Williams HV/LV Services Ltd's accounts due?
Williams HV/LV Services Ltd's next accounts are due at Companies House by 18 April 2028 (in 553 days), covering the period to 31 July 2027.
When is Williams HV/LV Services 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 17 July 2027, due by 17 July 2028, and one for the period to 31 July 2027, due by 31 July 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Williams HV/LV Services Ltd still trading?
Williams HV/LV Services 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 Williams HV/LV Services Ltd do?
Williams HV/LV Services Ltd is registered under Electrical installation (SIC 43210).
How old is Williams HV/LV Services Ltd?
Williams HV/LV Services Ltd was incorporated on 18 July 2026, less than a year ago.
What is the penalty if Williams HV/LV Services 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 Williams HV/LV Services 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.