- Companies
- Electricians
- Southampton
- Knights Electrical & Plumbing Limited
Knights Electrical & Plumbing Limited
- Company number
- 13735427
- Incorporated
- 10 Nov 20214 years trading
- Registered office
- Unit 33 Chapel Lane, Totton, Southampton, SO40 9LA
- Nature of business
- Electrical installation
Knights Electrical & Plumbing Limited is a 4-year-old private limited company registered in Southampton, company number 13735427, one of 342 electrical contractors in Southampton. 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.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Knights Electrical & Plumbing LimitedOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 £60K (+163.2%) on the year before, to £23K.
- Net assets rose in 2 of 3 year-on-year comparisons on record.
- Current assets of £323K against £191K owed within a year: 1.7 times cover.
- 4 employees on average, up from 0 the year before.
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | £23K | £323K | £191K | 4 | |
| 30 Nov 2024 | -£37K | £120K | £116K | 0 | |
| 30 Nov 2023 | -£56K | £142K | £173K | 3 | |
| 30 Nov 2022 | £17K | £125K | £99K | 1 |
Who runs and owns Knights Electrical & Plumbing Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| B*** K*** | Director | Nov 2021 |
Person with significant control
Charges (secured borrowing)
All 1 registered charge has been satisfied. A charge is security a lender takes over a company's assets, typically for a loan, mortgage or asset finance.
| Lender | Status | Registered |
|---|---|---|
| Tallaght Financial Ltd | Satisfied Jan 2025 | May 2024 |
Where Knights Electrical & Plumbing Limited is registered
The registered office is in Southampton (SO40), in the New Forest local authority area, South East. Show SO40 9LA on a map.
Other trade companies in SO40
- DW Exterior Cleaning LtdCleaning companies
- Eco Clean New Forest LtdCleaning companies
- Refine Property & Marine Services LtdCleaning companies
- Evergleam Cleaning Solutions LtdCleaning companies
- JMD Building Services LimitedBuilders
- South Coast Landscape and Groundworks LtdBuilders
- A.W. Berry Developments LtdSpecialist contractors
- MLK Services LimitedSpecialist contractors
Also registered at this address
3 other companies use the same registered office as Knights Electrical & Plumbing Limited.
- Gadgets Joinery LimitedJoiners and carpenters
- JM Plastering LtdPlasterers
- Langs Automotive LimitedMechanics and garages
What happens if Knights Electrical & Plumbing Limited 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
- 13735427
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 November 2021 (4 years ago)
- Registered office
- Unit 33 Chapel Lane, Totton, Southampton, SO40 9LA
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 9 November 2025
- Charges (mortgages)
- 0 outstanding of 1 registered
- Previous names
- B Knights Electricals Limited Limited (until 12 Jun 2024)
B Knights Electricals Limited (until 1 Jun 2024)
B Knghts Electricals Limited (until 23 Dec 2021)
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 Southampton
Other active electrical contractors registered in Southampton.
- Knights Pat Testing Ltd2024
- KR Electrics & Renewable Solutions Ltd2023
- Kra Electrical & Energy Solutions Ltd2021
- Kris SFM Services Limited2015
- Krysty Sullivan Railway Limited2015
- KSB Electrical South Ltd2024
- KTG Installations Ltd2014
- Lambertlux Electrical Solutions Limited2022
All electrical contractors in Southampton · All trades in Southampton · Electricians across the UK
Frequently asked questions
When are Knights Electrical & Plumbing Limited's accounts due?
Knights Electrical & Plumbing Limited's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is Knights Electrical & Plumbing Limited'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 Knights Electrical & Plumbing Limited still trading?
Knights Electrical & Plumbing Limited 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 Knights Electrical & Plumbing Limited do?
Knights Electrical & Plumbing Limited is registered under Electrical installation (SIC 43210).
How old is Knights Electrical & Plumbing Limited?
Knights Electrical & Plumbing Limited was incorporated on 10 November 2021, 4 years ago.
Who runs Knights Electrical & Plumbing Limited?
Knights Electrical & Plumbing Limited has 1 active director, the longest-serving appointed in Nov 2021. Their names and service addresses are on the Companies House register.
Who owns Knights Electrical & Plumbing Limited?
One person or company has significant control of Knights Electrical & Plumbing Limited: an individual (owns 75% or more of the shares).
What is the penalty if Knights Electrical & Plumbing Limited 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 Knights Electrical & Plumbing Limited 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.