- Companies
- Plumbers and heating engineers
- Arundell Mechanical Contractors Limited
Arundell Mechanical Contractors Limited
- Company number
- 09526030
- Incorporated
- 7 Apr 201511 years trading
- Registered office
- Unit 8-9, Supreme Installations, Stow Road, Essex, CM3 6RS
- Nature of business
- Plumbing, heat and air-conditioning installation
Arundell Mechanical Contractors Limited is a 11-year-old private limited company registered in Stow Road, company number 09526030, one of the UK's plumbing and heating companies. Its next accounts are due at Companies House on 30 December 2026, and the CT600 for the period to 30 March 2026 is due at HMRC on 30 March 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 £179K (-39.6%) on the year before, to £273K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £500K against £233K owed within a year: 2.1 times cover.
- 19 employees on average, up from 11 the year before.
- 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 Mar 2025 | £273K | £286K | £500K | £233K | 19 |
| 31 Mar 2024 | £452K | £245K | £665K | £249K | 11 |
| 31 Mar 2023 | £314K | £80K | £398K | £133K | 11 |
| 31 Mar 2022 | £206K | £92K | £291K | £176K | 10 |
| 31 Mar 2021 | £89K | £286K | £231K | 1 | |
| 31 Mar 2020 | £88K | £263K | £222K | 1 | |
| 31 Mar 2019 | £134K | £189K | £76K | ||
| 31 Mar 2018 | £134K | £189K | £76K | ||
| 31 Mar 2017 | -£32K | £53K | £67K | £100K | 4 |
| 31 Mar 2016 | £1,691 | £18K | £70K | £73K |
Where Arundell Mechanical Contractors Limited is registered
The registered office is in Stow Road (CM3), in the Maldon local authority area, East of England. Show CM3 6RS on a map.
Other trade companies in CM3
- CLS Groundworks LtdBuilders
- Proglaze Window & Door Fitters LtdGlaziers
- Wrenford Holdings LtdProperty developers
- Pinnacle Performance and Prestige LimitedMotor traders
- Corevent Fire Safety LtdElectricians
- Eaton Home Improvements and Development LtdSpecialist contractors
- Saunders Electrical LtdElectricians
- Ashcroft Vehicles LtdMotor traders
What happens if Arundell Mechanical Contractors 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 31 Dec 2026 to 30 Jan 2027 | £150 |
| 1 to 3 months late | 31 Jan 2027 to 30 Mar 2027 | £375 |
| 3 to 6 months late | 31 Mar 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 31 Mar 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Mar 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
- 09526030
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 7 April 2015 (11 years ago)
- Registered office
- Unit 8-9, Supreme Installations, Stow Road, Essex, CM3 6RS
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 17 January 2026
- Previous names
- Arundell HVAC Solutions Limited (until 23 Jun 2024)
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
Other active plumbing and heating companies.
Frequently asked questions
When are Arundell Mechanical Contractors Limited's accounts due?
Arundell Mechanical Contractors Limited's next accounts are due at Companies House by 30 December 2026 (in 78 days), covering the period to 30 March 2026.
When is Arundell Mechanical Contractors Limited's CT600 due?
The CT600 for the period to 30 March 2026 is due at HMRC by 30 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 31 December 2026.
Is Arundell Mechanical Contractors Limited still trading?
Arundell Mechanical Contractors Limited is listed as active on the Companies House register (checked 13 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 Arundell Mechanical Contractors Limited do?
Arundell Mechanical Contractors Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Arundell Mechanical Contractors Limited?
Arundell Mechanical Contractors Limited was incorporated on 7 April 2015, 11 years ago.
What is the penalty if Arundell Mechanical Contractors 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 Arundell Mechanical Contractors Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.