- Companies
- Plumbers and heating engineers
- Woking
- Leak Detection 24/7 Ltd
Leak Detection 24/7 Ltd
- Company number
- 13536775
- Incorporated
- 29 Jul 20215 years trading
- Registered office
- 7 Foxhills, Woking, GU21 3LT
- Nature of business
- Plumbing, heat and air-conditioning installation; Quantity surveying activities; Other business support service activities n.e.c.
Leak Detection 24/7 Ltd is a 5-year-old private limited company registered in Woking, company number 13536775, one of 62 plumbing and heating companies in Woking. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 2027.
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 down £2,686 (-6.9%) on the year before, to £36K.
- Net assets rose in 2 of 3 year-on-year comparisons on record.
- 1 employee on average during the year.
- 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 |
|---|---|---|---|---|---|
| 31 Jul 2025 | £36K | £32K | £14K | 1 | |
| 31 Jul 2024 | £39K | £52K | £25K | 1 | |
| 31 Jul 2023 | £23K | £37K | 1 | ||
| 31 Jul 2022 | £1 | £1 |
Where Leak Detection 24/7 Ltd is registered
The registered office is in Woking (GU21), in the Woking local authority area, South East. Show GU21 3LT on a map.
Other trade companies in GU21
- The Retro Emporium Services LimitedCleaning companies
- Ses Air Conditioning LtdPlumbers and heating engineers
- Hubdub Camper LimitedMotor traders
- Pristine Handover LimitedCleaning companies
- Orbis Trade LtdMotor traders
- Kingsmoor Systems LtdMachinery repair and installation
- SK Maintenance LtdSpecialist contractors
- JGT Scaffolding LimitedScaffolders
What happens if Leak Detection 24/7 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 30 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 13536775
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 29 July 2021 (5 years ago)
- Registered office
- 7 Foxhills, Woking, GU21 3LT
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Quantity surveying activities (SIC 74902)
Other business support service activities n.e.c. (SIC 82990) - Year end
- 31 July (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 1 December 2025
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 Woking
Other active plumbing and heating companies registered in Woking.
- M Bloomfield Ltd2013
- Martin O'Connor Installation Services Ltd2022
- Mayford Mechanical Services Ltd2018
- MD Heating & Plumbing Surrey Limited2016
- Neighbourhood Plumbing Limited2026
- P M L Air Conditioning Limited1999
- PCPS Surrey Ltd2017
- Plumbing & Heating Surrey Ltd2025
All plumbing and heating companies in Woking · All trades in Woking · Plumbers and heating engineers across the UK
Frequently asked questions
When are Leak Detection 24/7 Ltd's accounts due?
Leak Detection 24/7 Ltd's next accounts are due at Companies House by 30 April 2027 (in 199 days), covering the period to 31 July 2026.
When is Leak Detection 24/7 Ltd's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is Leak Detection 24/7 Ltd still trading?
Leak Detection 24/7 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 Leak Detection 24/7 Ltd do?
Leak Detection 24/7 Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Quantity surveying activities (SIC 74902); Other business support service activities n.e.c. (SIC 82990).
How old is Leak Detection 24/7 Ltd?
Leak Detection 24/7 Ltd was incorporated on 29 July 2021, 5 years ago.
What is the penalty if Leak Detection 24/7 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 Leak Detection 24/7 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.