- Companies
- Electricians
- Windsor
- Windsor Electrical Services Ltd
Windsor Electrical Services Ltd
- Company number
- 06800759
- Incorporated
- 26 Jan 200917 years trading
- Registered office
- 433 ST. Leonard's Road,, Windsor, Berkshire, SL4 3DT
- Nature of business
- Electrical installation
Windsor Electrical Services Ltd is a 17-year-old private limited company registered in Windsor, company number 06800759, one of 22 electrical contractors in Windsor. Its next accounts are due at Companies House on 31 October 2027, and the CT600 for the period to 31 January 2027 is due at HMRC on 31 January 2028.
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 £13K on the year before, to £13K.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £35K against £23K owed within a year: 1.5 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2026 | £13K | £35K | £23K | 0 | |
| 31 Jan 2025 | £11 | £24K | £37K | 0 | |
| 31 Jan 2024 | £13K | £26K | £41K | £27K | 1 |
| 31 Jan 2023 | £29K | £28K | £49K | £20K | 1 |
| 31 Jan 2022 | £9,712 | £23K | £41K | £34K | 1 |
| 31 Jan 2021 | £15K | £25K | £26K | £12K | 1 |
| 31 Jan 2020 | £2,972 | £11K | £13K | £11K | 1 |
| 31 Jan 2019 | £1,438 | £7,534 | £11K | £11K | 1 |
| 31 Jan 2018 | £1,825 | £4,118 | £15K | £15K | 1 |
| 31 Jan 2017 | £4,084 | £8,652 | £19K | £16K | 1 |
Where Windsor Electrical Services Ltd is registered
The registered office is in Windsor (SL4), in the Windsor and Maidenhead local authority area, South East. Show SL4 3DT on a map.
Other trade companies in SL4
- A3 Hand Car Wash and Valeting Center LimitedCleaning companies
- Time Watch Repair Watford LtdRepair services
- Mobile Tyre Services 24/7 LtdMechanics and garages
- Hullscrub Thames LtdCleaning companies
- Black Rose Automotive Group LtdMotor traders
- Maldec Hatchet Farm LimitedProperty developers
- Pinehill Homes Partnerships LtdProperty developers
- Heatsense Renewables LtdElectricians
What happens if Windsor 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 October 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2027 to 30 Nov 2027 | £150 |
| 1 to 3 months late | 1 Dec 2027 to 31 Jan 2028 | £375 |
| 3 to 6 months late | 1 Feb 2028 to 30 Apr 2028 | £750 |
| More than 6 months late | From 1 May 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2028 | £200 |
| 3 months late | 30 Apr 2028 | another £200 |
| 6 months late | 31 Jul 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 06800759
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 26 January 2009 (17 years ago)
- Registered office
- 433 ST. Leonard's Road,, Windsor, Berkshire, SL4 3DT
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2026
- Last confirmation statement
- 26 January 2026
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 Windsor
Other active electrical contractors registered in Windsor.
- ZS Electrical Berkshire Limited2024
- Airee Group Ltd2025
- Castles Services Limited2024
- Crawford's Electrical Limited2014
- Dedicated Circuits Limited1997
- DJM Tech Services Ltd2023
- Excelsior Projects Limited2017
- Heatsense Renewables Ltd2026
All electrical contractors in Windsor · All trades in Windsor · Electricians across the UK
Frequently asked questions
When are Windsor Electrical Services Ltd's accounts due?
Windsor Electrical Services Ltd's next accounts are due at Companies House by 31 October 2027 (in 384 days), covering the period to 31 January 2027.
When is Windsor Electrical Services Ltd's CT600 due?
The CT600 for the period to 31 January 2027 is due at HMRC by 31 January 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2027.
Is Windsor Electrical Services Ltd still trading?
Windsor 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 Windsor Electrical Services Ltd do?
Windsor Electrical Services Ltd is registered under Electrical installation (SIC 43210).
How old is Windsor Electrical Services Ltd?
Windsor Electrical Services Ltd was incorporated on 26 January 2009, 17 years ago.
What is the penalty if Windsor 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 Windsor 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.