- Companies
- Plumbers and heating engineers
- Wokingham
- JDH Mechanical Services Ltd
JDH Mechanical Services Ltd
- Company number
- 08623646
- Incorporated
- 24 Jul 201313 years trading
- Registered office
- 1 Peach Street, Wokingham, RG40 1XJ
- Nature of business
- Plumbing, heat and air-conditioning installation
JDH Mechanical Services Ltd is a 13-year-old private limited company registered in Wokingham, company number 08623646, one of 42 plumbing and heating companies in Wokingham. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 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 £7,886 (-78.9%) on the year before, to £2,109.
- Net assets rose in 2 of 5 year-on-year comparisons on record.
- Current assets of £272K against £269K owed within a year: 1.0 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 7 years, 2014 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2025 | £2,109 | £84K | £272K | £269K | 0 |
| 31 Jul 2024 | £9,995 | £100K | £208K | £198K | 0 |
| 31 Jul 2023 | £3,842 | £83K | £248K | £245K | 2 |
| 31 Jul 2022 | £7,089 | £112K | £246K | £240K | 2 |
| 31 Jul 2016 | £82K | £70K | £133K | £58K | |
| 31 Jul 2015 | £69K | £39K | £195K | £134K | |
| 31 Jul 2014 | £78K | £30K | £133K | £65K |
Where JDH Mechanical Services Ltd is registered
The registered office is in Wokingham (RG40), in the Wokingham local authority area, South East. Show RG40 1XJ on a map.
Other trade companies in RG40
- Hexdrive LtdMechanics and garages
- RM Roofing-Company LtdBuilders
- Elisha Homes LtdBuilders
- Clean Cut Locksmiths LimitedMechanics and garages
- MM Technicians LtdMechanics and garages
- Grandion Projects LtdProperty developers
- Face2Face Installs LtdElectricians
- Ventech HVAC & Engineering Services LtdMachinery repair and installation
Shared registered office
35 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 JDH 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 30 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 08623646
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 July 2013 (13 years ago)
- Registered office
- 1 Peach Street, Wokingham, RG40 1XJ
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 24 July 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 Wokingham
Other active plumbing and heating companies registered in Wokingham.
- LS Gas and Heating Limited2012
- Max Plumbing & Heating Ltd2019
- Norton Air Conditioning Ltd2015
- Palmers Gas & Heating Services Limited2006
- Pe Mechanical Ltd2022
- Primetech Engineers Limited2023
- RWD Plumbing and Heating Ltd2015
- S.P Plumbing Solutions Ltd2013
All plumbing and heating companies in Wokingham · All trades in Wokingham · Plumbers and heating engineers across the UK
Frequently asked questions
When are JDH Mechanical Services Ltd's accounts due?
JDH Mechanical Services Ltd's next accounts are due at Companies House by 30 April 2027 (in 200 days), covering the period to 31 July 2026.
When is JDH Mechanical Services Ltd's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is JDH Mechanical Services Ltd still trading?
JDH 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 JDH Mechanical Services Ltd do?
JDH Mechanical Services Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is JDH Mechanical Services Ltd?
JDH Mechanical Services Ltd was incorporated on 24 July 2013, 13 years ago.
What is the penalty if JDH 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 JDH 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.