- Companies
- Electricians
- Watford
- SLG Electrical Services Ltd
SLG Electrical Services Ltd
- Company number
- 17191989
- Incorporated
- 30 Apr 2026
- Registered office
- 8 Falkirk Gardens, Watford, Hertfordshire, WD19 6YR
- Nature of business
- Electrical installation
SLG Electrical Services Ltd is a newly incorporated private limited company registered in Watford, company number 17191989, one of 141 electrical contractors in Watford. Its next accounts are due at Companies House on 31 January 2028, and its first CT600 is due at HMRC on 29 April 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.
Is this your company?
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Where SLG Electrical Services Ltd is registered
The registered office is in Watford (WD19), in the Three Rivers local authority area, East of England. Show WD19 6YR on a map.
Other trade companies in WD19
- DTVM Security Solutions LtdElectricians
- Scenic Plasterwork’S LtdPlasterers
- Terranova Gardens LtdLandscapers and gardeners
- Synclyst LtdCleaning companies
- Hcdbl Group LtdProperty developers
- Primecore Contracts LimitedBuilders
- Kenworx Plumbing & Heating LtdPlumbers and heating engineers
- Adrclim LimitedBuilders
What happens if SLG Electrical 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 31 January 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2028 to 29 Feb 2028 | £150 |
| 1 to 3 months late | 1 Mar 2028 to 30 Apr 2028 | £375 |
| 3 to 6 months late | 1 May 2028 to 31 Jul 2028 | £750 |
| More than 6 months late | From 1 Aug 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2028 | £200 |
| 3 months late | 30 Jul 2028 | another £200 |
| 6 months late | 30 Oct 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 17191989
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 April 2026
- Registered office
- 8 Falkirk Gardens, Watford, Hertfordshire, WD19 6YR
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 30 April (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 Watford
Other active electrical contractors registered in Watford.
- Solar4Good Commercial UK Limited2026
- Solution Rail Limited2006
- Sparktrizity London Ltd2019
- Speed Electrical Services Ltd2016
- Stanmore Electrical Services Ltd2023
- Stratstar Electrical Solutions Ltd2024
- Sustain Electric Limited2021
- Switch Technologies Limited2016
All electrical contractors in Watford · All trades in Watford · Electricians across the UK
Frequently asked questions
When are SLG Electrical Services Ltd's accounts due?
SLG Electrical Services Ltd's next accounts are due at Companies House by 31 January 2028 (in 476 days), covering the period to 30 April 2027.
When is SLG Electrical 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 29 April 2027, due by 29 April 2028, and one for the period to 30 April 2027, due by 30 April 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is SLG Electrical Services Ltd still trading?
SLG Electrical 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 SLG Electrical Services Ltd do?
SLG Electrical Services Ltd is registered under Electrical installation (SIC 43210).
How old is SLG Electrical Services Ltd?
SLG Electrical Services Ltd was incorporated on 30 April 2026, less than a year ago.
What is the penalty if SLG Electrical 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 SLG Electrical 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.