Company lists · Data verified August 2026

Top 25 Cloud security companies based in Australia

Name: Cloud 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 116 companies tracked

This directory lists 116 cloud security companies based in Australia, with 1,374 contacts and 458 email addresses. Updated August 2026, it identifies Sydney as the single most-represented city among the companies on the list.

Cloud security companies provide products and services that protect cloud infrastructure, applications, data, workloads, identities, and access from security threats. This list covers companies that provide cloud security products or services, including cloud infrastructure protection, workload security, identity and access controls, data protection, and security monitoring. Ranked by team size, largest first. Data current as of August 28, 2026.

116Companies

1,374Contacts tracked

458Verified emails

125Mobile numbers

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The 25 largest cloud security companies based in Australia

Ranked by team size

Top 25 of 116 cloud 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	Triskele Labs	Melbourne	51-200	123	89
3	Aucyber	Fortitude Valley	51-200	105	5
4	Northbridge Systems	St Leonards	51-200	70	27
5	Sixth Force	Tarneit	51-200	64	18
6	Emerging IT	Mulgrave	51-200	45	27
7	Sekuro Asia	Brisbane	51-200	43	11
8	Plerion	Sydney	11-50	38	18
9	Astralas	Cremorne	51-200	35	20
10	Global Storage	n/a	11-50	31	2
11	Cybernara	Adelaide	11-50	29	5
12	Datcom Cloud	North Geelong	11-50	26	12
13	Falco Technology Solutions	Adelaide	11-50	20	13
14	CBR Cyber A Brennan Company	Forrest	11-50	19	19
15	Cybersecon	Melbourne	11-50	18	6
16	Zynet PTY LTD	Tullamarine	11-50	17	9
17	Sinevis	n/a	11-50	17	6
18	Diesec	Sydney	51-200	15	9
19	Spartans Security	Cremorne	11-50	14	8
20	Cleared	Canberra	11-50	11	9
21	Aera Cloud And Security Group	Alexandria	51-200	11	1
22	Zirilio	Melbourne	11-50	10	6
23	Cyber Audit Team	South East Queensland	11-50	10	5
24	Cyberhub Group	Sydney	11-50	9	3
25	Haylix	Melbourne	11-50	8	6

Showing 25 of 116 cloud security companies based in Australia

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Cloud security companies based in Australia at a glance

As of Aug 28, 2026

1-10Median size (employees)

SydneyLargest hub · 24 HQs

125Contacts 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 companies by metro

Metro	Companies
Cloud security companies in Sydney	24
Cloud security companies in Melbourne	22
Cloud security companies in Perth	8
Cloud security companies in Adelaide	7
Cloud security companies in Brisbane	7
Cloud security companies in Cremorne	3
Cloud security companies in Canberra	3

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 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 companies are based in Australia?

The list contains 116 cloud security companies based in Australia. It also includes 1,374 contacts and 458 email addresses.

Where are the most cloud security companies located?

Sydney is the single most-represented city among the companies on the list. The directory covers companies based in Australia.

What do cloud security companies do?

Cloud security companies protect cloud infrastructure, applications, data, workloads, identities, and access. Their offerings can include cloud security monitoring, workload protection, identity controls, data security, and threat prevention.

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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.