- Companies
- Plumbers and heating engineers
- Stevenage
- React4 Plumbing Ltd
React4 Plumbing Ltd
- Company number
- 11919559
- Incorporated
- 1 Apr 20197 years trading
- Registered office
- 14 Trinity Place, Stevenage, SG1 3LF
- Nature of business
- Plumbing, heat and air-conditioning installation
React4 Plumbing Ltd is a 7-year-old private limited company registered in Stevenage, company number 11919559, one of 95 plumbing and heating companies in Stevenage. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 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 React4 Plumbing LtdOr 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 £6,265 on the year before, to £6,573.
- Net assets rose in 3 of 5 year-on-year comparisons on record.
- Current assets of £3,902 against £20K owed within a year: 0.2 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Apr 2025 | £6,573 | £3,902 | £20K | 1 | |
| 30 Apr 2024 | £308 | £6,839 | £30K | 1 | |
| 30 Apr 2023 | £1 | £21K | £17K | 1 | |
| 30 Apr 2022 | -£11K | £9,099 | £14K | 1 | |
| 30 Apr 2021 | £793 | £55K | £41K | 1 | |
| 30 Apr 2020 | £11K | £11K | £5,836 | 1 |
Where React4 Plumbing Ltd is registered
The registered office is in Stevenage (SG1), in the Stevenage local authority area, East of England. Show SG1 3LF 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
What happens if React4 Plumbing 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 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 11919559
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 April 2019 (7 years ago)
- Registered office
- 14 Trinity Place, Stevenage, SG1 3LF
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 27 October 2025
- Previous names
- Flexex Limited (until 5 Apr 2019)
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.
- Richard Minnis Oil Boiler Specialist Ltd2019
- Roh Services Limited2025
- Romgas Limited2014
- Ross Randall Plumbing & Heating Limited2013
- Saunders Climate Control Ltd2026
- Sink Included Limited2022
- Sjcooling Ltd2023
- SK Plumbing & Bathrooms Ltd2025
All plumbing and heating companies in Stevenage · All trades in Stevenage · Plumbers and heating engineers across the UK
Frequently asked questions
When are React4 Plumbing Ltd's accounts due?
React4 Plumbing Ltd's next accounts are due at Companies House by 31 January 2027 (in 110 days), covering the period to 30 April 2026.
When is React4 Plumbing Ltd's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is React4 Plumbing Ltd still trading?
React4 Plumbing 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 React4 Plumbing Ltd do?
React4 Plumbing Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is React4 Plumbing Ltd?
React4 Plumbing Ltd was incorporated on 1 April 2019, 7 years ago.
What is the penalty if React4 Plumbing 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 React4 Plumbing 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.