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Company number
11954939

IRONNET CYBERSECURITY UK, LTD.

Unknown
✓ Status: Active - Proposal to Strike off. Next accounts due 31 October 2023.

Company details

London, England Contains OS data © Crown copyright and database right. Contains Royal Mail data © Royal Mail copyright and database right. Source: Office for National Statistics licensed under the Open Government Licence v.3.0.
Registered name
IRONNET CYBERSECURITY UK, LTD.
Company number
11954939
Registered office
TOWER 42 25 OLD BROAD STREET, FLOOR 30, LONDON, EC2N 1HQ, ENGLAND · 214 other companies at this postcode
Company type
Private Limited Company
Incorporated on
18 April 2019
Status
Unknown
Age
7 years
Nature of business (SIC)
62020 — Information technology consultancy activities
Accounts — next due
31 Oct 2023
Accounts — last made up to
31 Jan 2022
Confirmation statement — next due
01 May 2025
Confirmation statement — last
17 Apr 2024

What the register says

Facts from the register, with the dates they are filed under. Not a score: what they mean is for you to judge, and every line can be checked against Companies House itself.

Companies House register snapshot, read 02/09/2026.

People with significant control

Beneficial owners holding over 25% of shares, voting rights or the right to appoint directors

Ironnet, Inc.
owns 75–100% of shares
Notified 27/08/2021
Mr Keith Alexander
holds 75–100% of voting rights
Notified 18/04/2019

Corporate structure

Who controls this company, and who they control in turn

2 controllers Drag to move · scroll to zoom · double-click to expand
Company Person Current control Ended

Connections

Ironnet, Inc. name only
owns 75–100% of shares Notified 27/08/2021
Mr Keith Alexander
born 12/1951 · United States holds 75–100% of votes Control ended 27/08/2021

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
27/08/2021 Person with significant control ceased Mr Keith Alexander
27/08/2021 Person with significant control added Ironnet, Inc.
18/04/2019 Person with significant control added Mr Keith Alexander

Documents for IRONNET CYBERSECURITY UK, LTD.

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Company extract£1.99

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Financial statements£3.99

Every figure the company’s own accounts state, across each filed period, with year-on-year movement. Most UK companies file small or micro-entity accounts — a balance sheet and a headcount, no turnover or profit.

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Ownership report£3.99

Who controls the company: persons with significant control, the nature of that control, the ownership graph and every other company those controllers hold.

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Data protection register

No entry found on the ICO register of fee payers under this name.

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Frequently asked questions

What is the company number of IRONNET CYBERSECURITY UK, LTD.?
According to the official registry, the company number of IRONNET CYBERSECURITY UK, LTD. is 11954939.
Where is IRONNET CYBERSECURITY UK, LTD. registered?
The registered office is TOWER 42 25 OLD BROAD STREET, FLOOR 30, LONDON, EC2N 1HQ, ENGLAND.
What is the SIC code of IRONNET CYBERSECURITY UK, LTD.?
The nature of business is recorded under SIC code 62020 — Information technology consultancy activities.
Who controls IRONNET CYBERSECURITY UK, LTD.?
Ironnet, Inc. is recorded as a person with significant control, and owns 75–100% of shares.
When are the next accounts of IRONNET CYBERSECURITY UK, LTD. due?
The next annual accounts are due by 31 October 2023, and the last accounts were made up to 31 January 2022.

About IRONNET CYBERSECURITY UK, LTD. (11954939)

IRONNET CYBERSECURITY UK, LTD. is a private limited company incorporated on 18 April 2019 and registered in the United Kingdom under company number 11954939. Its registered office is at TOWER 42 25 OLD BROAD STREET, FLOOR 30, LONDON, EC2N 1HQ, ENGLAND. The recorded nature of business is information technology consultancy activities (SIC 62020). The company is currently unknown , with statutory accounts last made up to 31 January 2022. , and the person with significant control is Ironnet, Inc.. This profile is provided by opendata.bot by Noetikos, aggregating official data from Companies House bulk data , last refreshed 2 September 2026.

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