- Companies
- Plumbers and heating engineers
- Doncaster
- A&P Mechanical Services Ltd
A&P Mechanical Services Ltd
- Company number
- 08180787
- Incorporated
- 15 Aug 201214 years trading
- Registered office
- 76A Tickhill Road, Doncaster, DN4 8QG
- Nature of business
- Plumbing, heat and air-conditioning installation
A&P Mechanical Services Ltd is a 14-year-old private limited company registered in Doncaster, company number 08180787, one of 150 plumbing and heating companies in Doncaster. 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.
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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 £89K (-72.4%) on the year before, to £34K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £337K against £189K owed within a year: 1.8 times cover.
- 2 employees on average during the year.
- 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 | £34K | £26K | £337K | £189K | 2 |
| 31 Mar 2024 | £123K | £0 | £512K | £214K | 2 |
| 31 Mar 2023 | £302K | £121K | £393K | £98K | 2 |
| 31 Mar 2022 | £58K | £19K | £141K | £92K | 2 |
| 31 Mar 2021 | £26K | £9,247 | £120K | £101K | 2 |
| 31 Mar 2020 | £8,797 | £95K | £94K | 2 | |
| 31 Mar 2019 | £16K | £0 | £114K | £106K | 2 |
| 31 Mar 2018 | £6,953 | £2,578 | £54K | £54K | 2 |
| 31 Mar 2017 | £31K | £43K | £87K | £60K | 2 |
| 31 Mar 2016 | £27K | £13K | £97K | £76K |
Where A&P Mechanical Services Ltd is registered
The registered office is in Doncaster (DN4), in the Doncaster local authority area, Yorkshire and The Humber. Show DN4 8QG on a map.
Other trade companies in DN4
- Krishtal Cleaning LtdCleaning companies
- Regional Services & Maintenance LtdElectricians
- Kristan Carr E&M LimitedElectricians
- Brookes Home and Heating LtdBuilders
- 1ST Ground Construction Management Services LtdProperty developers
- Speedy Transport Doncaster LtdMechanics and garages
- Team Clean Group Commercial LtdCleaning companies
- Veridian Guard LtdInstallers
What happens if A&P 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 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
- 08180787
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 15 August 2012 (14 years ago)
- Registered office
- 76A Tickhill Road, Doncaster, DN4 8QG
- 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
- 15 August 2025
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 Doncaster
Other active plumbing and heating companies registered in Doncaster.
- Abap Plumbing Ltd2022
- Adal Plumbing & Heating Limited2022
- Air Force Renewables Ltd2025
- Air Waze UK Ltd2023
- All Warm Heating & Plumbing Ltd2019
- Amr Install Services Ltd2024
- Andy Stewart Plumbing & Heating Limited2023
- Anpi Plumber Ltd2023
All plumbing and heating companies in Doncaster · All trades in Doncaster · Plumbers and heating engineers across the UK
Frequently asked questions
When are A&P Mechanical Services Ltd's accounts due?
A&P Mechanical Services Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is A&P Mechanical Services Ltd'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 A&P Mechanical Services Ltd still trading?
A&P Mechanical Services Ltd 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 A&P Mechanical Services Ltd do?
A&P Mechanical Services Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is A&P Mechanical Services Ltd?
A&P Mechanical Services Ltd was incorporated on 15 August 2012, 14 years ago.
What is the penalty if A&P 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 A&P Mechanical Services Ltd 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.