Company lists · Data verified August 2026

Top 22 Cloud computing security companies based in Australia

Name: Cloud computing security companies based in Australia
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 52 companies tracked

There are 52 cloud computing security companies headquartered in Australia (RevenueBase, August 2026). RevenueBase tracks 594 professional contacts across them, including 185 with verified work emails and 98 with mobile numbers. Sydney is the largest hub.

This list covers cloud computing security companies headquartered in Australia, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

52Companies

594Contacts tracked

185Verified emails

98Mobile numbers

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The 22 largest cloud computing security companies based in Australia

Ranked by team size

Top 22 of 52 cloud computing security companies based in Australia, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Webroot	Chatswood	501-1,000	199	75
2	Aucyber	Fortitude Valley	51-200	105	5
3	Plerion	Sydney	11-50	38	18
4	Astralas	Cremorne	51-200	35	20
5	Global Storage	n/a	11-50	31	2
6	Falco Technology Solutions	Adelaide	11-50	20	13
7	CBR Cyber A Brennan Company	Forrest	11-50	19	19
8	Sinevis	n/a	11-50	17	6
9	Aera Cloud And Security Group	Alexandria	51-200	11	1
10	Cyber Audit Team	South East Queensland	11-50	10	5
11	Cyberhub Group	Sydney	11-50	9	3
12	D2unet PTY LTD	Sydney	1-10	6	2
13	Periscope	Melbourne	1-10	5	3
14	Fort1 PTY LTD	Sydney	1-10	5	2
15	GA Systems Global Asset Systems	Perth	11-50	4	1
16	Ac3	Sydney	501-1,000	3	1
17	Cogniso	Sydney	11-50	3	1
18	Aucloud	Fyshwick	51-200	2	2
19	Magnitude 8	Melbourne	1-10	2	2
20	Southern Cyber	Adelaide	11-50	2	1
21	Cyberism	Northcote	1-10	2	1
22	Quantumstrike	Sydney	201-500	1	1

Showing 22 of 52 cloud computing security companies based in Australia

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Cloud computing security companies based in Australia at a glance

As of Aug 28, 2026

1-10Median size (employees)

SydneyLargest hub · 16 HQs

98Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

Cloud computing security companies by metro

Metro	Companies
Cloud computing security companies in Sydney	16
Cloud computing security companies in Melbourne	9
Cloud computing security companies in Adelaide	3
Cloud computing security companies in Perth	3
Cloud computing security companies in Canberra	2
Cloud computing security companies in Surry Hills	2
Cloud computing security companies in Fortitude Valley	1

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “cloud computing security companies”, with match quality audited by blind human judging, and headquartered in Australia.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Contact records re-verify on a rolling cadence; 1 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many cloud computing security companies are there based in Australia?

There are 52 cloud computing security companies headquartered in Australia as of August 2026 (RevenueBase).

What is the largest company on this list?

Webroot, headquartered in Chatswood, tops this list with the largest team on record.

Which city has the most cloud computing security companies?

Sydney leads with 16 headquartered companies, followed by Melbourne (9) and Adelaide (3).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 185 verified decision-maker contacts tracked across these 52 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph, the same data that powers RevenueBase's B2B data products and the free research portal.