- Companies
- Plumbers and heating engineers
- Walsall
- Mia Heating Services Limited
Mia Heating Services Limited
- Company number
- 03889570
- Incorporated
- 7 Dec 199926 years trading
- Registered office
- 34 High Street, Aldridge, Walsall, West Midlands, WS9 8LZ
- Nature of business
- Plumbing, heat and air-conditioning installation
Mia Heating Services Limited is a 26-year-old private limited company registered in Walsall, company number 03889570, one of 95 plumbing and heating companies in Walsall. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 Mia Heating Services LimitedOr 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 down £95K (-60.4%) on the year before, to £62K.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £196K against £139K owed within a year: 1.4 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 |
|---|---|---|---|---|---|
| 31 Mar 2025 | £62K | £87K | £196K | £139K | 0 |
| 31 Mar 2024 | £156K | £148K | £305K | £158K | 4 |
| 31 Mar 2023 | £134K | £121K | £394K | £273K | 4 |
| 31 Mar 2022 | £159K | £122K | £297K | £154K | 4 |
| 31 Mar 2021 | £164K | £84K | £281K | £133K | 6 |
| 31 Mar 2020 | £239K | £253K | £654K | £426K | 5 |
| 31 Mar 2019 | £295K | £308K | £465K | £185K | |
| 31 Mar 2018 | £251K | £242K | £344K | £110K | |
| 31 Mar 2017 | £204K | £79K | £494K | £307K | |
| 31 Mar 2016 | £49K | £18K | £117K | £76K |
Where Mia Heating Services Limited is registered
The registered office is in Walsall (WS9), in the Walsall local authority area, West Midlands. Show WS9 8LZ on a map.
Other trade companies in WS9
- A.G.M Slipform LtdBuilders
- Scaffoldforce (Midlands) LtdScaffolders
- MSJ Motors LimitedMotor traders
- New River Investments LimitedProperty developers
- Willow Developments (WM) LtdInstallers
- Moran Construction Group LimitedProperty developers
- Thorngate Group LtdBuilders
- Safeway Roofing Contractors LtdRoofers
Also registered at this address
13 other companies use the same registered office as Mia Heating Services Limited.
- A J Heating and Plumbing (Midlands) LimitedPlumbers and heating engineers
- Bric Developments LimitedBuilders
- CPT Property LimitedProperty developers
- Gecko Access LimitedSpecialist contractors
- Grove Property Estates LimitedProperty developers
- Jones Motor Group LtdMotor traders
- Langley Group Investments LimitedProperty developers
- Langley Properties SW LimitedProperty developers
- New River Investments LimitedProperty developers
- Pes Electrical LtdElectricians
- Precision Glazed Products LimitedGlaziers
- Raybrook LtdProperty developers
- Rose Alexander Garden Design LtdLandscapers and gardeners
What happens if Mia Heating Services 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 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 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 | 1 Apr 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 | 31 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
- 03889570
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 7 December 1999 (26 years ago)
- Registered office
- 34 High Street, Aldridge, Walsall, West Midlands, WS9 8LZ
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 27 November 2025
- Charges (mortgages)
- 1 outstanding of 1 registered
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 Walsall
Other active plumbing and heating companies registered in Walsall.
- Midlands Gas and Plumbing Solutions Ltd2025
- Midlands Plumbing & Heating Limited2011
- MKGB Plumbing and Heating Limited2019
- MR Interiors & Heating Ltd2026
- Nationwide Mechanical Ltd2025
- Nexon Energy Solutions Ltd2024
- Pelsall Air Conditioning Ltd2022
- Plumbdogplumbing Ltd2025
All plumbing and heating companies in Walsall · All trades in Walsall · Plumbers and heating engineers across the UK
Frequently asked questions
When are Mia Heating Services Limited's accounts due?
Mia Heating Services Limited's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Mia Heating Services Limited's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Mia Heating Services Limited still trading?
Mia Heating Services 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 Mia Heating Services Limited do?
Mia Heating Services Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Mia Heating Services Limited?
Mia Heating Services Limited was incorporated on 7 December 1999, 26 years ago.
What is the penalty if Mia Heating Services 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 Mia Heating Services 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.