- Companies
- Plumbers and heating engineers
- Mansfield
- J. Whittlestone & Sons Limited
J. Whittlestone & Sons Limited
- Company number
- 01865457
- Incorporated
- 22 Nov 198441 years trading
- Registered office
- 99 Littleworth, Mansfield, Nottinghamshire, NG18 2RT
- Nature of business
- Plumbing, heat and air-conditioning installation
J. Whittlestone & Sons Limited is a 41-year-old private limited company registered in Mansfield, company number 01865457, one of 83 plumbing and heating companies in Mansfield. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 £22K (+12.2%) on the year before, to £200K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £222K against £50K owed within a year: 4.5 times cover.
- 5 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 |
|---|---|---|---|---|---|
| 30 Nov 2025 | £200K | £222K | £50K | 5 | |
| 30 Nov 2024 | £179K | £189K | £46K | 5 | |
| 30 Nov 2023 | £171K | £177K | £35K | 5 | |
| 30 Nov 2022 | £153K | £161K | £46K | 5 | |
| 30 Nov 2021 | £120K | £132K | £42K | 5 | |
| 30 Nov 2020 | £123K | £126K | £39K | 5 | |
| 30 Nov 2019 | £122K | £80K | £136K | £42K | 5 |
| 30 Nov 2018 | £123K | £112K | £165K | £58K | |
| 30 Nov 2017 | £113K | £81K | £133K | £36K | |
| 30 Nov 2016 | £143K | £86K | £156K | £42K |
Who runs and owns J. Whittlestone & Sons Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| A*** W*** | Director | Aug 2020 |
| A*** W*** | Director | Aug 2020 |
6 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| A*** W*** | Secretary | Oct 2006 | |
| A*** W*** | Secretary | Oct 2006 | Mar 2026 |
| A*** W*** | Director | Oct 2006 | |
| A*** W*** | Director | Mar 2026 | |
| J*** W*** | Director | Sep 2008 | |
| M*** W*** | Director | Aug 2020 |
People with significant control (2)
Where J. Whittlestone & Sons Limited is registered
The registered office is in Mansfield (NG18), in the Mansfield local authority area, East Midlands. Show NG18 2RT on a map.
Other trade companies in NG18
- BF Solutions LimitedFacilities management
- Global Line Spraying Services LtdPainters and decorators
- Nuthall Glazing Locks & Doors LtdGlaziers
- Marshall Environmental LtdPlumbers and heating engineers
- Prestige 8 Solutions LtdSpecialist contractors
- Essential Contracting Services LtdProperty developers
- Call My Plumber LimitedPlumbers and heating engineers
- Uss Site Solutions LimitedSpecialist contractors
What happens if J. Whittlestone & Sons 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 01865457
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 22 November 1984 (41 years ago)
- Registered office
- 99 Littleworth, Mansfield, Nottinghamshire, NG18 2RT
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 8 May 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 Mansfield
Other active plumbing and heating companies registered in Mansfield.
- JC Flues Ltd2023
- Kudos Heating Limited2019
- Leak Seek Repair Limited2025
- Lee's Plumbing & Heating Ltd2011
- LM Project Management Ltd2017
- Lock Plumbing & Heating Ltd2023
- Luxe Live Ltd2023
- M J Green Services Ltd2008
All plumbing and heating companies in Mansfield · All trades in Mansfield · Plumbers and heating engineers across the UK
Frequently asked questions
When are J. Whittlestone & Sons Limited's accounts due?
J. Whittlestone & Sons Limited's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is J. Whittlestone & Sons Limited's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is J. Whittlestone & Sons Limited still trading?
J. Whittlestone & Sons 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 J. Whittlestone & Sons Limited do?
J. Whittlestone & Sons Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is J. Whittlestone & Sons Limited?
J. Whittlestone & Sons Limited was incorporated on 22 November 1984, 41 years ago.
Who runs J. Whittlestone & Sons Limited?
J. Whittlestone & Sons Limited has 2 active directors, the longest-serving appointed in Aug 2020. Their names and service addresses are on the Companies House register.
Who owns J. Whittlestone & Sons Limited?
2 people or companies have significant control of J. Whittlestone & Sons Limited: an individual (owns 25% to 50% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if J. Whittlestone & Sons 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 J. Whittlestone & Sons 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.