- Companies
- Machinery repair and installation
- Southport
- Cortex Fire and Security Ltd
Cortex Fire and Security Ltd
- Company number
- 17469650
- Incorporated
- 21 Sep 2026
- Registered office
- 129 Newton Street, Southport, PR9 7AS
- Nature of business
- Repair of electrical equipment
Cortex Fire and Security Ltd is a newly incorporated private limited company registered in Southport, company number 17469650, one of 38 machinery repair and installation companies in Southport. Its next accounts are due at Companies House on 21 June 2028, and its first CT600 is due at HMRC on 20 September 2028.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where Cortex Fire and Security Ltd is registered
The registered office is in Southport (PR9), in the Sefton local authority area, North West. Show PR9 7AS on a map.
Other trade companies in PR9
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- Bird Building & Construction LtdBuilders
- Hit Happens Arc LimitedMechanics and garages
- Nja Construction Services LtdProperty developers
- Silverline Renovations LtdPlasterers
- Nestra Living LtdFinishing trades
- Churchtown Tree Surgery LimitedLandscapers and gardeners
- Southport Specialist Cleaning LtdCleaning companies
What happens if Cortex Fire and Security 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 21 June 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 22 Jun 2028 to 21 Jul 2028 | £150 |
| 1 to 3 months late | 22 Jul 2028 to 21 Sep 2028 | £375 |
| 3 to 6 months late | 22 Sep 2028 to 21 Dec 2028 | £750 |
| More than 6 months late | From 22 Dec 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2028 | £200 |
| 3 months late | 30 Dec 2028 | another £200 |
| 6 months late | 30 Mar 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 2029 | 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
- 17469650
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 September 2026
- Registered office
- 129 Newton Street, Southport, PR9 7AS
- Nature of business
- Repair of electrical equipment (SIC 33140)
- Year end
- 30 September (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for machinery repair and installation companies
Machinery repair and installation companies often carry parts stock and specialist tools, and many work on contracts that span the year end.
Similar companies in Southport
Other active machinery repair and installation companies registered in Southport.
- D P Murphy Electrical Limited2014
- David Roberts Technical Engineering 10040 Limited2023
- Dow-Ce Ltd2024
- DRS Heat Transfer Ltd2013
- Electricwise North West Ltd2026
- Equilibrium.Aero Ltd2020
- Gab Technical Services Limited2023
- Gme 2010 Ltd2026
All machinery repair and installation companies in Southport · All trades in Southport · Machinery repair and installation across the UK
Frequently asked questions
When are Cortex Fire and Security Ltd's accounts due?
Cortex Fire and Security Ltd's next accounts are due at Companies House by 21 June 2028 (in 618 days), covering the period to 30 September 2027.
When is Cortex Fire and Security Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 20 September 2027, due by 20 September 2028, and one for the period to 30 September 2027, due by 30 September 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Cortex Fire and Security Ltd still trading?
Cortex Fire and Security 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 Cortex Fire and Security Ltd do?
Cortex Fire and Security Ltd is registered under Repair of electrical equipment (SIC 33140).
How old is Cortex Fire and Security Ltd?
Cortex Fire and Security Ltd was incorporated on 21 September 2026, less than a year ago.
What is the penalty if Cortex Fire and Security 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 Cortex Fire and Security 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.