Company lists · Data verified August 2026

Top 25 Cloud security software companies based in Australia

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 77 companies tracked

There are 77 cloud security software companies headquartered in Australia (RevenueBase, August 2026). RevenueBase tracks 911 professional contacts across them, including 320 with verified work emails and 109 with mobile numbers. Sydney is the largest hub.

This list covers cloud security software 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.

77Companies

911Contacts tracked

320Verified emails

109Mobile numbers

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The 25 largest cloud security software companies based in Australia

Ranked by team size

Top 25 of 77 cloud security software 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	Secutec	Sydney	51-200	102	37
4	Sixth Force	Tarneit	51-200	64	18
5	RED Piranha	Melbourne	51-200	58	41
6	Sekuro Asia	Brisbane	51-200	43	11
7	Plerion	Sydney	11-50	38	18
8	Astralas	Cremorne	51-200	35	20
9	Global Storage	n/a	11-50	31	2
10	Arkahna	Perth	11-50	28	18
11	CBR Cyber A Brennan Company	Forrest	11-50	19	19
12	Probax	Perth	11-50	12	9
13	Cleared	Canberra	11-50	11	9
14	Aera Cloud And Security Group	Alexandria	51-200	11	1
15	Cyber Audit Team	South East Queensland	11-50	10	5
16	In4ma Software	Melbourne	11-50	10	2
17	Databl	Perth	11-50	6	5
18	Restack	Sydney	1-10	6	4
19	D2unet PTY LTD	Sydney	1-10	6	2
20	Periscope	Melbourne	1-10	5	3
21	Cyberdna	Melbourne	1-10	4	1
22	Sabervox An Atturra Company	Newcastle	11-50	3	3
23	Cogniso	Sydney	11-50	3	1
24	Aucloud	Fyshwick	51-200	2	2
25	Southern Cyber	Adelaide	11-50	2	1

Showing 25 of 77 cloud security software companies based in Australia

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Cloud security software companies based in Australia at a glance

As of Aug 28, 2026

11-50Median size (employees)

SydneyLargest hub · 21 HQs

109Contacts with mobile numbers

2Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

Cloud security software companies by metro

Metro	Companies
Cloud security software companies in Sydney	21
Cloud security software companies in Melbourne	11
Cloud security software companies in Brisbane	7
Cloud security software companies in Perth	5
Cloud security software companies in Newcastle	2
Cloud security software companies in Fortitude Valley	2
Cloud security software companies in Adelaide	2
Cloud security software companies in North Sydney	2

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 security software 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; 2 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 security software companies are there based in Australia?

There are 77 cloud security software 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 security software companies?

Sydney leads with 21 headquartered companies, followed by Melbourne (11) and Brisbane (7).

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 320 verified decision-maker contacts tracked across these 77 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.