Company lists · Data verified August 2026

Top 12 Cloud data security companies based in Australia

Name: Cloud data 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 29 companies tracked

There are 29 cloud data security companies headquartered in Australia (RevenueBase, August 2026). RevenueBase tracks 347 professional contacts across them, including 94 with verified work emails and 46 with mobile numbers. Sydney is the largest hub.

This list covers cloud data 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.

29Companies

347Contacts tracked

94Verified emails

46Mobile numbers

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The 12 largest cloud data security companies based in Australia

Ranked by team size

Top 12 of 29 cloud data 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	Aucyber	Fortitude Valley	51-200	105	5
2	Archtis	Barton	51-200	58	40
3	Guardware Australia	Sydney	11-50	41	1
4	Plerion	Sydney	11-50	38	18
5	Global Storage	n/a	11-50	31	2
6	Cocoon Data	Sydney	11-50	16	12
7	Probax	Perth	11-50	12	9
8	D2unet PTY LTD	Sydney	1-10	6	2
9	Cogniso	Sydney	11-50	3	1
10	Aucloud	Fyshwick	51-200	2	2
11	Subrosa	Melbourne	1-10	2	1
12	Nucleus Cyber	Barton	11-50	1	1

Showing 12 of 29 cloud data security companies based in Australia

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Cloud data security companies based in Australia at a glance

As of Aug 28, 2026

11-50Median size (employees)

SydneyLargest hub · 8 HQs

46Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

Cloud data security companies by metro

Metro	Companies
Cloud data security companies in Sydney	8
Cloud data security companies in Melbourne	7
Cloud data security companies in Barton	2
Cloud data security companies in Brisbane	2
Cloud data security companies in Fortitude Valley	1
Cloud data security companies in South Melbourne	1
Cloud data security companies in Fyshwick	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 data 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 data security companies are there based in Australia?

There are 29 cloud data security companies headquartered in Australia as of August 2026 (RevenueBase).

What is the largest company on this list?

Aucyber, headquartered in Fortitude Valley, tops this list with the largest team on record.

Which city has the most cloud data security companies?

Sydney leads with 8 headquartered companies, followed by Melbourne (7) and Barton (2).

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 94 verified decision-maker contacts tracked across these 29 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.