- Companies
- Plumbers and heating engineers
- Stevenage
- KJW (Plumbing & Heating) Limited
KJW (Plumbing & Heating) Limited
- Company number
- 04717873
- Incorporated
- 1 Apr 200323 years trading
- Registered office
- 19-21 Middle Row, Stevenage, Hertfordshire, SG1 3AW
- Nature of business
- Plumbing, heat and air-conditioning installation
KJW (Plumbing & Heating) Limited is a 23-year-old private limited company registered in Stevenage, company number 04717873, one of 95 plumbing and heating companies in Stevenage. Its next accounts are due at Companies House on 31 July 2027, and the CT600 for the period to 31 October 2026 is due at HMRC on 31 October 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 KJW (Plumbing & Heating) 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 £2,868 (+75.5%) on the year before, to -£930.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £28K against £40K owed within a year: 0.7 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Oct 2025 | -£930 | £28K | £28K | £40K | 2 |
| 31 Oct 2024 | -£3,798 | £19K | £21K | £39K | 2 |
| 31 Oct 2023 | £167 | £24K | £26K | £44K | 2 |
| 31 Oct 2022 | £69 | £26K | £30K | £38K | 2 |
| 31 Oct 2021 | £208 | £34K | £35K | £45K | 2 |
| 31 Oct 2020 | £14 | £27K | £30K | £41K | 2 |
| 31 Oct 2019 | £3,470 | £29K | £30K | £38K | 2 |
| 31 Oct 2018 | £78 | £34K | £36K | £40K | 2 |
| 31 Oct 2017 | £16 | £35K | £36K | £41K | 2 |
| 31 Oct 2016 | £31 | £33K | £34K | £40K |
Who runs and owns KJW (Plumbing & Heating) Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (3)
| Name | Role | Appointed |
|---|---|---|
| A*** W*** | Director | Sep 2003 |
| K*** W*** | Director | Sep 2003 |
| A*** W*** | Secretary | Sep 2003 |
2 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| J*** B*** | Secretary | Apr 2003 | Sep 2003 |
| K*** B*** | Director | Apr 2003 | Sep 2003 |
People with significant control (2)
Where KJW (Plumbing & Heating) Limited is registered
The registered office is in Stevenage (SG1), in the Stevenage local authority area, East of England. Show SG1 3AW on a map.
Other trade companies in SG1
- Masterplumbing&Heating LtdPlumbers and heating engineers
- Ohiggins Property Solutions LtdProperty developers
- Bird Detailing LtdCleaning companies
- Tedted Engineering LtdMechanics and garages
- DSS Facilities LtdFacilities management
- Macala Engineering LimitedSpecialist contractors
- Regency Detailing LtdMechanics and garages
- Ashtons Property Group LtdProperty developers
Also registered at this address
9 other companies use the same registered office as KJW (Plumbing & Heating) Limited.
- A.T.James Plumbing & Heating LimitedPlumbers and heating engineers
- Burrmount Property Developments LimitedProperty developers
- Dream Automotive LtdMachinery repair and installation
- Dream Super Tuning LimitedMachinery repair and installation
- Foxco Plumbing & Heating LimitedPlumbers and heating engineers
- Green Box Builds LimitedCleaning companies
- Ignite Installations LtdPlumbers and heating engineers
- Revival Sports Cars LimitedMotor traders
- Sigma Forestry LimitedLandscapers and gardeners
What happens if KJW (Plumbing & Heating) 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 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Aug 2027 to 31 Aug 2027 | £150 |
| 1 to 3 months late | 1 Sep 2027 to 31 Oct 2027 | £375 |
| 3 to 6 months late | 1 Nov 2027 to 31 Jan 2028 | £750 |
| More than 6 months late | From 1 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- 04717873
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 April 2003 (23 years ago)
- Registered office
- 19-21 Middle Row, Stevenage, Hertfordshire, SG1 3AW
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 24 March 2026
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in Stevenage
Other active plumbing and heating companies registered in Stevenage.
- Lis Plumbing Ltd2023
- Lothbury James Limited2017
- Majestic Plumbing and Heating Limited2017
- Masterplumbing&Heating Ltd2026
- Mitchell’S Heating & Plumbing Limited2023
- MJH Plumbing & Drainage Limited2010
- My-Gas Heating Services Ltd2017
- Partnership Heating and Plumbing Ltd.2019
All plumbing and heating companies in Stevenage · All trades in Stevenage · Plumbers and heating engineers across the UK
Frequently asked questions
When are KJW (Plumbing & Heating) Limited's accounts due?
KJW (Plumbing & Heating) Limited's next accounts are due at Companies House by 31 July 2027 (in 291 days), covering the period to 31 October 2026.
When is KJW (Plumbing & Heating) Limited's CT600 due?
The CT600 for the period to 31 October 2026 is due at HMRC by 31 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2027.
Is KJW (Plumbing & Heating) Limited still trading?
KJW (Plumbing & Heating) 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 KJW (Plumbing & Heating) Limited do?
KJW (Plumbing & Heating) Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is KJW (Plumbing & Heating) Limited?
KJW (Plumbing & Heating) Limited was incorporated on 1 April 2003, 23 years ago.
Who runs KJW (Plumbing & Heating) Limited?
KJW (Plumbing & Heating) Limited has 2 active directors, the longest-serving appointed in Sep 2003. Their names and service addresses are on the Companies House register.
Who owns KJW (Plumbing & Heating) Limited?
2 people or companies have significant control of KJW (Plumbing & Heating) Limited: an individual (owns 25% to 50% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if KJW (Plumbing & Heating) 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 KJW (Plumbing & Heating) 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.