- Companies
- Plumbers and heating engineers
- Aylesbury
- D Johnston Heating & Plumbing Solutions Ltd
D Johnston Heating & Plumbing Solutions Ltd
- Company number
- 14959026
- Incorporated
- 24 Jun 20233 years trading
- Registered office
- 41 Upper Street, Quainton, Aylesbury, Buckinghamshire, HP22 4BA
- Nature of business
- Plumbing, heat and air-conditioning installation
D Johnston Heating & Plumbing Solutions Ltd is a 3-year-old private limited company registered in Aylesbury, company number 14959026, one of 119 plumbing and heating companies in Aylesbury. Its next accounts are due at Companies House on 31 March 2028, and the CT600 for the period to 30 June 2027 is due at HMRC on 30 June 2028.
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 £18K (+58.5%) on the year before, to £48K.
- Current assets of £77K against £37K owed within a year: 2.1 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 3 years, 2024 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Jun 2026 | £48K | £77K | £37K | 2 | |
| 30 Jun 2025 | £30K | £42K | £23K | 2 | |
| 30 Jun 2024 | £99 | £23K | £23K | 2 |
Where D Johnston Heating & Plumbing Solutions Ltd is registered
The registered office is in Aylesbury (HP22), in the Buckinghamshire local authority area, South East. Show HP22 4BA on a map.
Other trade companies in HP22
- RZK Automotive & Recovery LtdMotor traders
- Ejp Facilities & Maintenance LimitedFacilities management
- Clearway Group Solutions LtdCleaning companies
- DM Select Motors LimitedMotor traders
- Ea 4Property LtdProperty developers
- Warner Made LtdProperty developers
- JTC Dev 1 LimitedProperty developers
- Custom Colour Coatings Group LtdMotor traders
What happens if D Johnston Heating & Plumbing Solutions 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 March 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2028 to 30 Apr 2028 | £150 |
| 1 to 3 months late | 1 May 2028 to 30 Jun 2028 | £375 |
| 3 to 6 months late | 1 Jul 2028 to 30 Sep 2028 | £750 |
| More than 6 months late | From 1 Oct 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2028 | £200 |
| 3 months late | 30 Sep 2028 | another £200 |
| 6 months late | 30 Dec 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 14959026
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 June 2023 (3 years ago)
- Registered office
- 41 Upper Street, Quainton, Aylesbury, Buckinghamshire, HP22 4BA
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 June 2026
- Last confirmation statement
- 23 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 Aylesbury
Other active plumbing and heating companies registered in Aylesbury.
- Danny Livett Limited2014
- Delta Heat Ltd2018
- DP Cairnie Plumbing and Heating (Aylesbury) Ltd2024
- DPH Services Ltd2024
- Dy-Rect Services Limited1995
- E24 Plumbing and Heating Ltd2023
- Eco Source Plumbing and Heating Limited2009
- Eldridge Plumbing and Heating Limited2018
All plumbing and heating companies in Aylesbury · All trades in Aylesbury · Plumbers and heating engineers across the UK
Frequently asked questions
When are D Johnston Heating & Plumbing Solutions Ltd's accounts due?
D Johnston Heating & Plumbing Solutions Ltd's next accounts are due at Companies House by 31 March 2028 (in 535 days), covering the period to 30 June 2027.
When is D Johnston Heating & Plumbing Solutions Ltd's CT600 due?
The CT600 for the period to 30 June 2027 is due at HMRC by 30 June 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2028.
Is D Johnston Heating & Plumbing Solutions Ltd still trading?
D Johnston Heating & Plumbing Solutions 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 D Johnston Heating & Plumbing Solutions Ltd do?
D Johnston Heating & Plumbing Solutions Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is D Johnston Heating & Plumbing Solutions Ltd?
D Johnston Heating & Plumbing Solutions Ltd was incorporated on 24 June 2023, 3 years ago.
What is the penalty if D Johnston Heating & Plumbing Solutions 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 D Johnston Heating & Plumbing Solutions 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.