- Companies
- Electricians
- Bristol
- Simco Security Limited
Simco Security Limited
- Company number
- 07107909
- Incorporated
- 17 Dec 200916 years trading
- Registered office
- 26 Ravenhead Drive, Bristol, BS14 9AT
- Nature of business
- Electrical installation
Simco Security Limited is a 16-year-old private limited company registered in Bristol, company number 07107909, one of 532 electrical contractors in Bristol. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 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 Simco 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 up £2,570 on the year before, to £2,724.
- Net assets rose in 6 of 8 year-on-year comparisons on record.
- Current assets of £94K against £112K owed within a year: 0.8 times cover.
- 3 employees on average during the year.
- Balance sheets on record for 9 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | £2,724 | £764 | £94K | £112K | 3 |
| 31 Dec 2024 | £154 | £2,297 | £69K | £96K | 3 |
| 31 Dec 2023 | £16K | £3,265 | £70K | £56K | 2 |
| 31 Dec 2022 | £925 | £42K | £39K | 2 | |
| 31 Dec 2021 | -£6,672 | £12K | £34K | £36K | 1 |
| 31 Dec 2020 | £20K | £63K | £34K | 1 | |
| 31 Dec 2019 | £19K | £1,651 | £60K | £22K | 1 |
| 31 Dec 2018 | -£1,127 | -£28K | £16K | ||
| 31 Dec 2017 | -£13K | -£21K | £7,123 |
Who runs and owns Simco Security Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| L*** F*** | Director | Jan 2010 |
2 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| R*** F*** | Director | Dec 2009 | Jan 2010 |
| C*** Y*** | Director | Dec 2009 | Jan 2010 |
People with significant control (2)
Where Simco Security Limited is registered
The registered office is in Bristol (BS14), in the Bristol, City of local authority area, South West. Show BS14 9AT on a map.
Other trade companies in BS14
- R.Gibbs Scaffolding LtdScaffolders
- Rose Roofing & Sons LtdRoofers
- Sugoi Solutions Holdco LimitedPlumbers and heating engineers
- C M L Cleaning Services LtdCleaning companies
- Sheehan Carpentry and Build LimitedJoiners and carpenters
- Spacewise Solutions LtdMachinery repair and installation
- M&C Groundworks LtdCivil engineering
- The Roof Company SW LtdRoofers
What happens if Simco 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 30 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 07107909
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 December 2009 (16 years ago)
- Registered office
- 26 Ravenhead Drive, Bristol, BS14 9AT
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 25 June 2026
- Previous names
- Sitaro Limited (until 12 Jan 2010)
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 Bristol
Other active electrical contractors registered in Bristol.
- SJG Contractors Ltd2026
- SJS Fire & Security Solutions Ltd2024
- Smart Electrical Solutions (South West) Ltd2020
- Smart Electrics SW Ltd2018
- Smart Kitchen Solutions Ltd2026
- SMC Power Ltd2026
- Smith & Sons Electrical Ltd2003
- Solargo Energy Ltd2025
All electrical contractors in Bristol · All trades in Bristol · Electricians across the UK
Frequently asked questions
When are Simco Security Limited's accounts due?
Simco Security Limited's next accounts are due at Companies House by 30 September 2027 (in 353 days), covering the period to 31 December 2026.
When is Simco Security Limited's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is Simco Security Limited still trading?
Simco 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 Simco Security Limited do?
Simco Security Limited is registered under Electrical installation (SIC 43210).
How old is Simco Security Limited?
Simco Security Limited was incorporated on 17 December 2009, 16 years ago.
Who runs Simco Security Limited?
Simco Security Limited has 1 active director, the longest-serving appointed in Jan 2010. Their names and service addresses are on the Companies House register.
Who owns Simco Security Limited?
2 people or companies have significant control of Simco Security Limited: an individual (owns 25% to 50% of the shares); an individual (owns 50% to 75% of the shares).
What is the penalty if Simco 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 Simco 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.