- Companies
- Electricians
- Leatherhead
- Southern Fire & Security Limited
Southern Fire & Security Limited
- Company number
- 10652137
- Incorporated
- 4 Mar 20179 years trading
- Registered office
- Riverbridge House Guildford Road, Fetcham, Leatherhead, Surrey, KT22 9AD
- Nature of business
- Electrical installation
Southern Fire & Security Limited is a 9-year-old private limited company registered in Leatherhead, company number 10652137, one of 28 electrical contractors in Leatherhead. Its next accounts are due at Companies House on 31 March 2027, and the CT600 for the period to 30 June 2026 is due at HMRC on 30 June 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Southern Fire & Security LimitedOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 £12K (-9.3%) on the year before, to £114K.
- Net assets rose in 5 of 7 year-on-year comparisons on record.
- Current assets of £211K against £116K owed within a year: 1.8 times cover.
- 4 employees on average, down from 6 the year before.
- Balance sheets on record for 8 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Jun 2025 | £114K | £211K | £116K | 4 | |
| 30 Jun 2024 | £125K | £209K | £129K | 6 | |
| 30 Jun 2023 | £89K | £169K | £101K | 6 | |
| 30 Jun 2022 | £142K | £286K | £166K | 6 | |
| 30 Jun 2021 | £30K | £81K | £57K | 6 | |
| 30 Jun 2020 | £14K | £76K | £48K | 4 | |
| 30 Jun 2019 | £11K | £65K | £36K | ||
| 30 Jun 2018 | £55 | £52K | £27K |
Where Southern Fire & Security Limited is registered
The registered office is in Leatherhead (KT22), in the Mole Valley local authority area, South East. Show KT22 9AD on a map.
Other trade companies in KT22
- Steve Howarth LtdBuilders
- Plumbtastic & Daughter LtdPlumbers and heating engineers
- Big Teddy Cleaning LtdCleaning companies
- Surrey Shutters & Blinds LimitedSpecialist contractors
- BSF Electrical LtdElectricians
- Adv Residential Building and Design LtdProperty developers
- Agm Plumbing Solutions LimitedPlumbers and heating engineers
- The Cleaning Hive LtdSpecialist contractors
Also registered at this address
4 other companies use the same registered office as Southern Fire & Security Limited.
- Ics Ich LimitedCivil engineering
- Ics Industrial Commercial South LimitedPlumbers and heating engineers
- Mbci Group LimitedMechanics and garages
- Senwood LtdFinishing trades
What happens if Southern Fire & Security 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 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2027 to 30 Apr 2027 | £150 |
| 1 to 3 months late | 1 May 2027 to 30 Jun 2027 | £375 |
| 3 to 6 months late | 1 Jul 2027 to 30 Sep 2027 | £750 |
| More than 6 months late | From 1 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 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
- 10652137
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 March 2017 (9 years ago)
- Registered office
- Riverbridge House Guildford Road, Fetcham, Leatherhead, Surrey, KT22 9AD
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 2 March 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 Leatherhead
Other active electrical contractors registered in Leatherhead.
- Stone Electrical Surrey Ltd2018
- Sy the Solar Guy Limited2026
- TB Electrics Ltd2017
- WF Electrical Installation Ltd2026
- Acg Electrical Services Ltd2022
- Berry Electrical Services (London) Ltd2020
- BSF Electrical Ltd2026
- Buchanan & Curwen (Leatherhead) Limited1980
All electrical contractors in Leatherhead · All trades in Leatherhead · Electricians across the UK
Frequently asked questions
When are Southern Fire & Security Limited's accounts due?
Southern Fire & Security Limited's next accounts are due at Companies House by 31 March 2027 (in 169 days), covering the period to 30 June 2026.
When is Southern Fire & Security Limited's CT600 due?
The CT600 for the period to 30 June 2026 is due at HMRC by 30 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2027.
Is Southern Fire & Security Limited still trading?
Southern Fire & Security 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 Southern Fire & Security Limited do?
Southern Fire & Security Limited is registered under Electrical installation (SIC 43210).
How old is Southern Fire & Security Limited?
Southern Fire & Security Limited was incorporated on 4 March 2017, 9 years ago.
What is the penalty if Southern Fire & Security 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 Southern Fire & Security 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.