- Companies
- Plumbers and heating engineers
- Rotherham
- John Maycock Plumbing & Heating Limited
John Maycock Plumbing & Heating Limited
- Company number
- 11070628
- Incorporated
- 17 Nov 20178 years trading
- Registered office
- 26 Barnsley Road, Wath-Upon-Dearne, Rotherham, S63 6QB
- Nature of business
- Plumbing, heat and air-conditioning installation
John Maycock Plumbing & Heating Limited is a 8-year-old private limited company registered in Rotherham, company number 11070628, one of 158 plumbing and heating companies in Rotherham. 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 up £1,610 (+7%) on the year before, to £25K.
- Net assets rose in 5 of 6 year-on-year comparisons on record.
- Current assets of £52K against £27K owed within a year: 1.9 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 7 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £25K | £52K | £27K | 1 | |
| 31 Mar 2024 | £23K | £49K | £26K | 1 | |
| 31 Mar 2023 | £16K | £43K | £27K | 1 | |
| 31 Mar 2022 | £9,186 | £34K | £25K | 1 | |
| 31 Mar 2021 | £3,437 | £32K | £29K | 1 | |
| 31 Mar 2020 | £9,659 | £29K | £19K | 1 | |
| 30 Nov 2018 | £5,851 | £15K | £8,866 |
Where John Maycock Plumbing & Heating Limited is registered
The registered office is in Rotherham (S63), in the Rotherham local authority area, Yorkshire and The Humber. Show S63 6QB on a map.
Other trade companies in S63
- Birdwell Motor Company LtdMotor traders
- Propel Service Group LtdCleaning companies
- Nuttall Heavy Engineering LtdMechanics and garages
- Ink Joinery LimitedJoiners and carpenters
- SWJL Services LtdElectricians
- Form. Landscaping LtdFinishing trades
- Goodwin Roofing Specialists LtdRoofers
- At Capital Developments LtdBuilders
Shared registered office
50 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if John Maycock Plumbing & Heating 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
- 11070628
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 November 2017 (8 years ago)
- Registered office
- 26 Barnsley Road, Wath-Upon-Dearne, Rotherham, S63 6QB
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 10 November 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 Rotherham
Other active plumbing and heating companies registered in Rotherham.
- John Paskell (Plumbing) Limited1992
- JR Energy Solutions Ltd2023
- Jre Plumbing & Heating Services Ltd2023
- Just-Boilers Nationwide Ltd2017
- Kelt83 Limited2026
- Kodygas Limited2021
- Lee Greaves Plumbing & Heating Limited2025
- LJG Plumbing and Heating Limited2017
All plumbing and heating companies in Rotherham · All trades in Rotherham · Plumbers and heating engineers across the UK
Frequently asked questions
When are John Maycock Plumbing & Heating Limited's accounts due?
John Maycock Plumbing & Heating Limited's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is John Maycock Plumbing & Heating 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 John Maycock Plumbing & Heating Limited still trading?
John Maycock Plumbing & Heating 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 John Maycock Plumbing & Heating Limited do?
John Maycock Plumbing & Heating Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is John Maycock Plumbing & Heating Limited?
John Maycock Plumbing & Heating Limited was incorporated on 17 November 2017, 8 years ago.
What is the penalty if John Maycock Plumbing & Heating 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 John Maycock Plumbing & Heating 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.