- Companies
- Plumbers and heating engineers
- Witham
- Associated Plumbing Limited
Associated Plumbing Limited
- Company number
- 03639633
- Incorporated
- 28 Sep 199828 years trading
- Registered office
- The Old Schoolhouse, 41 Maldon Road, Witham, Essex, CM8 1HN
- Nature of business
- Plumbing, heat and air-conditioning installation
Associated Plumbing Limited is a 28-year-old private limited company registered in Witham, company number 03639633, one of 14 plumbing and heating companies in Witham. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 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 up £86K (+7.8%) on the year before, to £1.2M.
- Net assets rose in 7 of 9 year-on-year comparisons on record.
- Current assets of £2.1M against £981K owed within a year: 2.1 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- 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 Sep 2025 | £1.2M | £433K | £2.1M | £981K | 0 |
| 30 Sep 2024 | £1.1M | £161K | £1.6M | £519K | 5 |
| 30 Sep 2023 | £950K | £257K | £1.9M | £903K | 5 |
| 30 Sep 2022 | £943K | £191K | £1.9M | £947K | 5 |
| 30 Sep 2021 | £951K | £286K | £1.6M | £625K | 6 |
| 30 Sep 2020 | £924K | £279K | £1.7M | £820K | 5 |
| 30 Sep 2019 | £666K | £473K | £1.6M | £983K | 6 |
| 30 Sep 2018 | £720K | £242K | £1.3M | £611K | 7 |
| 30 Sep 2017 | £564K | £416K | £1.4M | £876K | 5 |
| 30 Sep 2016 | £556K | £6,486 | £1.2M | £646K |
Where Associated Plumbing Limited is registered
The registered office is in Witham (CM8), in the Braintree local authority area, East of England. Show CM8 1HN on a map.
Other trade companies in CM8
- Reivax Car Valeting LtdMechanics and garages
- CPH Contracting LtdInstallers
- Rhino Mechanical Services LtdPlumbers and heating engineers
- KM Core Systems LtdElectricians
- New Worlds Tech LtdRepair services
- Me Me Hire LtdSpecialist contractors
- RBK Access LtdScaffolders
- Pressure Wash LtdCleaning companies
What happens if Associated 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 30 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 03639633
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 September 1998 (28 years ago)
- Registered office
- The Old Schoolhouse, 41 Maldon Road, Witham, Essex, CM8 1HN
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 28 September 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 Witham
Other active plumbing and heating companies registered in Witham.
- CJB Mechanical Services Ltd2025
- D J Bathrooms & Property Maintenance Ltd2018
- Essex Heating Solutions Limited2011
- Fja Plumbing & Heating Limited2021
- G J Mariner and Son Limited2004
- Ideal Climate Limited2019
- Inoheat Limited2017
- Jbcoolingsolutions Ltd2026
All plumbing and heating companies in Witham · All trades in Witham · Plumbers and heating engineers across the UK
Frequently asked questions
When are Associated Plumbing Limited's accounts due?
Associated Plumbing Limited's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.
When is Associated Plumbing Limited's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is Associated Plumbing Limited still trading?
Associated 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 Associated Plumbing Limited do?
Associated Plumbing Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Associated Plumbing Limited?
Associated Plumbing Limited was incorporated on 28 September 1998, 28 years ago.
What is the penalty if Associated 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 Associated 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.