- Companies
- Plumbers and heating engineers
- Wolverhampton
- RMC Mechanical Services Limited
RMC Mechanical Services Limited
- Company number
- 05470580
- Incorporated
- 2 Jun 200521 years trading
- Registered office
- Unit 1,Steelhouse Lane, Steelhouse Lane, Wolverhampton, West Midlands, WV2 2AF
- Nature of business
- Plumbing, heat and air-conditioning installation
RMC Mechanical Services Limited is a 21-year-old private limited company registered in Wolverhampton, company number 05470580, one of 142 plumbing and heating companies in Wolverhampton. Its next accounts are due at Companies House on 31 July 2027, and the CT600 for the period to 31 October 2026 is due at HMRC on 31 October 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 £90K (-6.7%) on the year before, to £1.2M.
- Net assets rose in 2 of 3 year-on-year comparisons on record.
- Current assets of £1.5M against £629K owed within a year: 2.5 times cover.
- 15 employees on average during the year.
- Balance sheets on record for 5 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Oct 2025 | £1.2M | £773K | £1.5M | £629K | 15 |
| 31 Oct 2024 | £1.3M | £1.1M | £1.4M | £469K | 15 |
| 31 Oct 2023 | £1.3M | £839K | £1.8M | £702K | 15 |
| 30 Jun 2020 | £1.1M | £963K | £196K | 8 | |
| 30 Jun 2019 | £819K | £995K | £628K |
Public contracts won
RMC Mechanical Services Limited has one public sector contract award on record (2021). Source: Contracts Finder and Find a Tender award notices. These were matched by the company's exact name because the notice gave no company number.
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| Adb (UK) Limited | CA8102 - CoWC - Opportunity to Supply and Installation of Replacement Boilers and BMS Controller Upgrade | 1 Feb 2021 |
Where RMC Mechanical Services Limited is registered
The registered office is in Wolverhampton (WV2), in the Wolverhampton local authority area, West Midlands. Show WV2 2AF on a map.
Other trade companies in WV2
- A & A Multani Construction LtdFinishing trades
- A2 Living LimitedFinishing trades
- KT Develo LimitedProperty developers
- Strawmoor Developments LimitedBuilders
- Wragby Construction LimitedBuilders
- Nest Homes Property LtdProperty developers
- Go Tyres Direct South LtdMachinery repair and installation
- H&H Automotive Care LtdMechanics and garages
What happens if RMC Mechanical 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 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Aug 2027 to 31 Aug 2027 | £150 |
| 1 to 3 months late | 1 Sep 2027 to 31 Oct 2027 | £375 |
| 3 to 6 months late | 1 Nov 2027 to 31 Jan 2028 | £750 |
| More than 6 months late | From 1 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- 05470580
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 June 2005 (21 years ago)
- Registered office
- Unit 1,Steelhouse Lane, Steelhouse Lane, Wolverhampton, West Midlands, WV2 2AF
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 6 June 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 Wolverhampton
Other active plumbing and heating companies registered in Wolverhampton.
- Rohan Plumbing & Heating Ltd2025
- S G S Mechanical Limited2007
- S.E.H. Plumbing & Electrical Services Limited2003
- Sarf Heating and Plumbing Services Ltd2022
- SH Gas and Heating Ltd2023
- SJW Plumbing, Heating & Gas Services Ltd2023
- SNP Heating Solution Ltd2025
- Southern Heating Installer Limited2011
All plumbing and heating companies in Wolverhampton · All trades in Wolverhampton · Plumbers and heating engineers across the UK
Frequently asked questions
When are RMC Mechanical Services Limited's accounts due?
RMC Mechanical Services Limited's next accounts are due at Companies House by 31 July 2027 (in 291 days), covering the period to 31 October 2026.
When is RMC Mechanical Services Limited's CT600 due?
The CT600 for the period to 31 October 2026 is due at HMRC by 31 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2027.
Is RMC Mechanical Services Limited still trading?
RMC Mechanical 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 RMC Mechanical Services Limited do?
RMC Mechanical Services Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is RMC Mechanical Services Limited?
RMC Mechanical Services Limited was incorporated on 2 June 2005, 21 years ago.
Has RMC Mechanical Services Limited won public sector contracts?
Yes. RMC Mechanical Services Limited has one contract award from public bodies on Contracts Finder and Find a Tender, most recently from ADB (UK) LIMITED.
What is the penalty if RMC Mechanical 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 RMC Mechanical 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.