- Companies
- Plumbers and heating engineers
- Cardiff
- Af Mechanical Services Ltd
Af Mechanical Services Ltd
- Company number
- 14025728
- Incorporated
- 5 Apr 20224 years trading
- Registered office
- 34 Ty'r Y Sarn Road, Rumney, Cardiff, CF3 3BD
- Nature of business
- Plumbing, heat and air-conditioning installation; Other construction installation
Af Mechanical Services Ltd is a 4-year-old private limited company registered in Cardiff, company number 14025728, one of 170 plumbing and heating companies in Cardiff. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.
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 Af Mechanical Services LtdOr 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 up £16K (+37.2%) on the year before, to £58K.
- Net assets rose in 3 of 3 year-on-year comparisons on record.
- Current assets of £61K against £23K owed within a year: 2.7 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 4 years, 2023 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £58K | £61K | £23K | 1 | |
| 31 Mar 2025 | £43K | £34K | £12K | 1 | |
| 31 Mar 2024 | £42K | £87K | £68K | 1 | |
| 31 Mar 2023 | £16K | £28K | £28K | 1 |
Where Af Mechanical Services Ltd is registered
The registered office is in Cardiff (CF3), in the Cardiff local authority area, Wales. Show CF3 3BD on a map.
Other trade companies in CF3
- Ions Trade & Projects LtdInstallers
- Fly Tech LtdMachinery repair and installation
- Dragonfly Site Services LtdSpecialist contractors
- Arc Energy Systems LtdElectricians
- Floyd’S Consultants LtdProperty developers
- Blues Mechanical LtdInstallers
- Climate Control Cardiff LtdPlumbers and heating engineers
- Campo & Co Developments LtdBuilders
What happens if Af Mechanical 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 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2029 | 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
- 14025728
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 April 2022 (4 years ago)
- Registered office
- 34 Ty'r Y Sarn Road, Rumney, Cardiff, CF3 3BD
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Other construction installation (SIC 43290) - Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 19 March 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 Cardiff
Other active plumbing and heating companies registered in Cardiff.
- Agua Bathrooms Ltd2025
- Ambient Air Control Limited1998
- Aml Plumbing Limited2011
- Anderson & Leonard Ltd2003
- Atlantic Ventilation Limited2011
- Atlantica Plumbing and Heating Ltd2021
- B Carey Plumbing & Heating Ltd2019
- Beynon Plumbing Ltd2018
All plumbing and heating companies in Cardiff · All trades in Cardiff · Plumbers and heating engineers across the UK
Frequently asked questions
When are Af Mechanical Services Ltd's accounts due?
Af Mechanical Services Ltd's next accounts are due at Companies House by 31 December 2027 (in 445 days), covering the period to 31 March 2027.
When is Af Mechanical Services Ltd's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is Af Mechanical Services Ltd still trading?
Af Mechanical 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 Af Mechanical Services Ltd do?
Af Mechanical Services Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Other construction installation (SIC 43290).
How old is Af Mechanical Services Ltd?
Af Mechanical Services Ltd was incorporated on 5 April 2022, 4 years ago.
What is the penalty if Af Mechanical 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 Af Mechanical 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.