- Companies
- Plumbers and heating engineers
- Ramsgate
- Alert Plumbing Services Ltd
Alert Plumbing Services Ltd
- Company number
- 05423649
- Incorporated
- 13 Apr 200521 years trading
- Registered office
- 7 Cherry Tree Gardens, Ramsgate, Kent, CT12 6QS
- Nature of business
- Plumbing, heat and air-conditioning installation
Alert Plumbing Services Ltd is a 21-year-old private limited company registered in Ramsgate, company number 05423649, one of 21 plumbing and heating companies in Ramsgate. 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.
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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 £1,835 (-33.1%) on the year before, to £3,707.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £26K against £32K owed within a year: 0.8 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 |
|---|---|---|---|---|---|
| 30 Apr 2025 | £3,707 | £6,699 | £26K | £32K | 2 |
| 30 Apr 2024 | £5,542 | £8,376 | £35K | £36K | 2 |
| 30 Apr 2023 | £755 | £5,575 | £28K | £32K | 2 |
| 30 Apr 2022 | £7,237 | £23K | £28K | £25K | 2 |
| 30 Apr 2021 | £2,341 | £46K | £53K | £29K | 2 |
| 30 Apr 2020 | £259 | £443 | £8,458 | £9,679 | 2 |
| 30 Apr 2019 | £5,038 | £743 | £13K | £9,137 | 2 |
| 30 Apr 2018 | £2,227 | £6,564 | £27K | £26K | 2 |
| 30 Apr 2017 | £197 | £1 | £10K | £12K | 2 |
| 30 Apr 2016 | £393 | £6,547 | £14K | £16K |
Where Alert Plumbing Services Ltd is registered
The registered office is in Ramsgate (CT12), in the Thanet local authority area, South East. Show CT12 6QS on a map.
Other trade companies in CT12
- Medz Estates LtdProperty developers
- Sturry Tyres MOT & Service Centre LimitedMechanics and garages
- Bec Projects LtdInstallers
- HR Project Homes LtdProperty developers
- Clements Plumbing and Heating Kent LtdPlumbers and heating engineers
- Beespoke Garden Rooms of Kent LtdBuilders
- LBF Cleaning Services LtdCleaning companies
- JM Rail LimitedCivil engineering
Also registered at this address
1 other company uses the same registered office as Alert Plumbing Services Ltd.
- Alert Plumbing and Heating LtdPlumbers and heating engineers
What happens if Alert Plumbing Services 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
- 05423649
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 April 2005 (21 years ago)
- Registered office
- 7 Cherry Tree Gardens, Ramsgate, Kent, CT12 6QS
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 25 January 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 Ramsgate
Other active plumbing and heating companies registered in Ramsgate.
- Aus Plumbing Services Ltd2022
- Broadstairs Gas Services Ltd2016
- Clements Plumbing and Heating Kent Ltd2026
- Clima Serv Ltd2025
- CS Heating & Plumbing Limited2009
- D & S Plumbing & Heating Engineers Ltd2017
- Fineline Plumbing & Gas Ltd2024
- Goodwin Plumbing Services Limited2010
All plumbing and heating companies in Ramsgate · All trades in Ramsgate · Plumbers and heating engineers across the UK
Frequently asked questions
When are Alert Plumbing Services Ltd's accounts due?
Alert Plumbing Services 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 Alert Plumbing Services 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 Alert Plumbing Services Ltd still trading?
Alert Plumbing Services 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 Alert Plumbing Services Ltd do?
Alert Plumbing Services Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Alert Plumbing Services Ltd?
Alert Plumbing Services Ltd was incorporated on 13 April 2005, 21 years ago.
What is the penalty if Alert Plumbing Services 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 Alert Plumbing Services 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.