- Companies
- Electricians
- Southport
- DG Security and Electrical Systems Limited
DG Security and Electrical Systems Limited
- Company number
- 04823909
- Incorporated
- 7 Jul 200323 years trading
- Registered office
- 27 the Green, Hesketh Bank, Southport, PR4 6SB
- Nature of business
- Electrical installation
DG Security and Electrical Systems Limited is a 23-year-old private limited company registered in Southport, company number 04823909, one of 61 electrical contractors in Southport. 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 up £1,175 (+80.4%) on the year before, to £2,637.
- Net assets rose in 8 of 9 year-on-year comparisons on record.
- Current assets of £31K against £30K 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 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2025 | £2,637 | £11K | £31K | £30K | 0 |
| 31 Jul 2024 | £1,462 | £22K | £30K | £31K | 4 |
| 31 Jul 2023 | £11 | £14K | £32K | £35K | 4 |
| 31 Jul 2022 | £2 | £9,276 | £25K | £30K | 4 |
| 31 Jul 2021 | -£1,115 | £11K | £25K | £31K | 4 |
| 31 Jul 2020 | -£2,485 | £1,987 | £16K | £26K | 4 |
| 31 Jul 2019 | -£6,372 | £6,504 | £19K | £26K | 3 |
| 31 Jul 2018 | -£11K | £842 | £17K | £29K | 2 |
| 31 Jul 2017 | -£5,149 | £3,261 | £20K | £26K | 2 |
| 31 Jul 2016 | -£8,011 | £4,146 | £17K | £26K |
Where DG Security and Electrical Systems Limited is registered
The registered office is in Southport (PR4), in the West Lancashire local authority area, North West. Show PR4 6SB on a map.
Other trade companies in PR4
- Elevare Property Development LtdBuilders
- Pjif LtdMechanics and garages
- Dunne Contracts LtdRoofers
- J W Hodson LtdMotor traders
- Northform Property Improvements LtdPlasterers
- H.A.S Automotive Group LtdMechanics and garages
- NW Padel Care LtdFacilities management
- One Call Response LtdFacilities management
What happens if DG Security and Electrical Systems 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 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
- 04823909
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 7 July 2003 (23 years ago)
- Registered office
- 27 the Green, Hesketh Bank, Southport, PR4 6SB
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 7 July 2026
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 Southport
Other active electrical contractors registered in Southport.
- DGC Electrical & Mechanical Ltd2020
- DT Electrical (UK) Ltd2012
- Dyad Safety Solutions Ltd2022
- Ecs Southport Limited2013
- Effect Energy Ltd2021
- Electric Lamp Company Ltd1998
- Electrical Renewable Solutions Ltd2026
- Electrisafe Ltd2025
All electrical contractors in Southport · All trades in Southport · Electricians across the UK
Frequently asked questions
When are DG Security and Electrical Systems Limited's accounts due?
DG Security and Electrical Systems Limited's next accounts are due at Companies House by 30 April 2027 (in 200 days), covering the period to 31 July 2026.
When is DG Security and Electrical Systems Limited'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 DG Security and Electrical Systems Limited still trading?
DG Security and Electrical Systems 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 DG Security and Electrical Systems Limited do?
DG Security and Electrical Systems Limited is registered under Electrical installation (SIC 43210).
How old is DG Security and Electrical Systems Limited?
DG Security and Electrical Systems Limited was incorporated on 7 July 2003, 23 years ago.
What is the penalty if DG Security and Electrical Systems 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 DG Security and Electrical Systems 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.