- Companies
- Electricians
- Horsham
- Know Watt Electrical Ltd
Know Watt Electrical Ltd
- Company number
- 16070446
- Incorporated
- 10 Nov 20241 year trading
- Registered office
- 18 Crusades Road, Faygate, Horsham, RH12 0DF
- Nature of business
- Electrical installation
Know Watt Electrical Ltd is a 1-year-old private limited company registered in Horsham, company number 16070446, one of 71 electrical contractors in Horsham. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 30 November 2025, as filed at Companies House.
Where Know Watt Electrical Ltd is registered
The registered office is in Horsham (RH12), in the Horsham local authority area, South East. Show RH12 0DF on a map.
Other trade companies in RH12
- Ravenscroft Design LtdBuilders
- Greenblade Group LtdLandscapers and gardeners
- Carter Cook Construction LimitedProperty developers
- RN Property Solution LtdFinishing trades
- Bell & Son Construction LtdProperty developers
- Ihk Automotive LtdMechanics and garages
- Bubberts Cleaning Partnership LtdCleaning companies
- TD Garden Maintenance LtdLandscapers and gardeners
What happens if Know Watt Electrical 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 2028 | 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
- 16070446
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 November 2024 (1 year ago)
- Registered office
- 18 Crusades Road, Faygate, Horsham, RH12 0DF
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 8 November 2025
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 Horsham
Other active electrical contractors registered in Horsham.
- Linkfield Data Capture Limited2006
- LMP Electricals Limited2006
- M&D Electrical Services Limited2021
- MCSC Electrical Ltd2025
- Meridian Control Systems Ltd2013
- MJP Electrical Contractors Ltd2020
- Novastar Electrical Limited2016
- Novastar Group Limited2023
All electrical contractors in Horsham · All trades in Horsham · Electricians across the UK
Frequently asked questions
When are Know Watt Electrical Ltd's accounts due?
Know Watt Electrical Ltd's next accounts are due at Companies House by 31 August 2027 (in 323 days), covering the period to 30 November 2026.
When is Know Watt Electrical Ltd's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Know Watt Electrical Ltd still trading?
Know Watt Electrical 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 Know Watt Electrical Ltd do?
Know Watt Electrical Ltd is registered under Electrical installation (SIC 43210).
How old is Know Watt Electrical Ltd?
Know Watt Electrical Ltd was incorporated on 10 November 2024, 1 year ago.
What is the penalty if Know Watt Electrical 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 Know Watt Electrical 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.