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- D.J.Mace & Son (Electrical Contractors) Limited
D.J.Mace & Son (Electrical Contractors) Limited
- Company number
- 04515543
- Incorporated
- 20 Aug 200224 years trading
- Registered office
- Unit N2 Lambs Farm Business Park, Basingstoke Road, Swallowfield, Reading, Berkshire, RG7 1PQ
- Nature of business
- Electrical installation
D.J.Mace & Son (Electrical Contractors) Limited is a 24-year-old private limited company registered in Reading, company number 04515543, one of 176 electrical contractors in Reading. Its next accounts are due at Companies House on 29 March 2027, and the CT600 for the period to 29 June 2026 is due at HMRC on 29 June 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 £187K (+25.8%) on the year before, to £911K.
- Net assets rose in 7 of 9 year-on-year comparisons on record.
- Current assets of £1.3M against £426K owed within a year: 3.1 times cover.
- 18 employees on average, up from 17 the year before.
- 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 Jun 2025 | £911K | £221K | £1.3M | £426K | 18 |
| 30 Jun 2024 | £724K | £66K | £960K | £277K | 17 |
| 30 Jun 2023 | £980K | £194K | £1.3M | £341K | 19 |
| 30 Jun 2022 | £1.1M | £752K | £1.4M | £349K | 16 |
| 31 Aug 2021 | £810K | £507K | £1.2M | £482K | 16 |
| 31 Aug 2020 | £478K | £394K | £745K | £262K | 23 |
| 31 Aug 2019 | £450K | £302K | £682K | £291K | 23 |
| 31 Aug 2018 | £420K | £323K | £606K | £246K | 30 |
| 31 Aug 2017 | £351K | £520K | £227K | ||
| 31 Aug 2016 | £284K | £409K | £163K |
Where D.J.Mace & Son (Electrical Contractors) Limited is registered
The registered office is in Reading (RG7), in the Wokingham local authority area, South East. Show RG7 1PQ on a map.
Other trade companies in RG7
- Serenity Park Homes LtdMotor traders
- J Stroud Agricultural LtdProperty developers
- Just Henry Services LtdSpecialist contractors
- The Bugfather LtdCleaning companies
- D Ray Roofing LtdRoofers
- CMK26 LimitedMotor traders
- Solstice Environments LtdPlumbers and heating engineers
- Heston Energy Solutions LimitedElectricians
What happens if D.J.Mace & Son (Electrical Contractors) 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 29 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 30 Mar 2027 to 29 Apr 2027 | £150 |
| 1 to 3 months late | 30 Apr 2027 to 29 Jun 2027 | £375 |
| 3 to 6 months late | 30 Jun 2027 to 29 Sep 2027 | £750 |
| More than 6 months late | From 30 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 30 Jun 2027 | £200 |
| 3 months late | 29 Sep 2027 | another £200 |
| 6 months late | 29 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 29 Jun 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
- 04515543
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 August 2002 (24 years ago)
- Registered office
- Unit N2 Lambs Farm Business Park, Basingstoke Road, Swallowfield, Reading, Berkshire, RG7 1PQ
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 29 June (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 1 July 2026
- Charges (mortgages)
- 1 outstanding of 1 registered
Filing notes for electrical contractors
Electrical contracting companies are often a director plus a van and tools. Most fall within the micro-entity rules, so the accounts filed at Companies House are short, and the CT600 carries the tax detail.
Similar companies in Reading
Other active electrical contractors registered in Reading.
- Danholt Electrical Solutions Limited2017
- Daniel Electrical Services Limited2020
- Daton Electrical Services Limited1997
- DBM M&E Ltd2024
- Deel Technical Services Limited2012
- DGFH Holdings Ltd2026
- Doel Ventures Limited2005
- DSM Electrical & Property Services Limited2018
All electrical contractors in Reading · All trades in Reading · Electricians across the UK
Frequently asked questions
When are D.J.Mace & Son (Electrical Contractors) Limited's accounts due?
D.J.Mace & Son (Electrical Contractors) Limited's next accounts are due at Companies House by 29 March 2027 (in 167 days), covering the period to 29 June 2026.
When is D.J.Mace & Son (Electrical Contractors) Limited's CT600 due?
The CT600 for the period to 29 June 2026 is due at HMRC by 29 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 30 March 2027.
Is D.J.Mace & Son (Electrical Contractors) Limited still trading?
D.J.Mace & Son (Electrical Contractors) 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 D.J.Mace & Son (Electrical Contractors) Limited do?
D.J.Mace & Son (Electrical Contractors) Limited is registered under Electrical installation (SIC 43210).
How old is D.J.Mace & Son (Electrical Contractors) Limited?
D.J.Mace & Son (Electrical Contractors) Limited was incorporated on 20 August 2002, 24 years ago.
What is the penalty if D.J.Mace & Son (Electrical Contractors) 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 D.J.Mace & Son (Electrical Contractors) 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.