Company lists · Data verified August 2026

Top 25 Content-aware security companies based in Australia

Name: Content-aware 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 347 companies tracked

There are 347 content-aware security companies headquartered in Australia (RevenueBase, August 2026). RevenueBase tracks 3,641 professional contacts across them, including 1,253 with verified work emails and 237 with mobile numbers. Melbourne is the largest hub.

This list covers content-aware 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.

347Companies

3,641Contacts tracked

1,253Verified emails

237Mobile numbers

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The 25 largest content-aware security companies based in Australia

Ranked by team size

Top 25 of 347 content-aware 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	PT Itsec Asia TBK	Melbourne	201-500	387	67
2	Webroot	Chatswood	501-1,000	199	75
3	Triskele Labs	Melbourne	51-200	123	89
4	RED Sift	Surry Hills	51-200	109	55
5	Aucyber	Fortitude Valley	51-200	105	5
6	Secutec	Sydney	51-200	102	37
7	Northbridge Systems	St Leonards	51-200	70	27
8	Skillfield	Melbourne	51-200	61	42
9	RED Piranha	Melbourne	51-200	58	41
10	3columns	n/a	51-200	58	32
11	Ipsec PTY LTD	Cremorne	11-50	57	35
12	Deploypartners	North Sydney	51-200	51	24
13	Wipro Shelde	Melbourne	51-200	50	15
14	Emerging IT	Mulgrave	51-200	45	27
15	Sekuro Asia	Brisbane	51-200	43	11
16	Slipstream Cyber	St Leonards	11-50	42	28
17	Vectra	Melbourne	51-200	42	19
18	Seccom Global	Sydney	11-50	41	30
19	Guardware Australia	Sydney	11-50	41	1
20	Astralas	Cremorne	51-200	35	20
21	Ionize	Canberra	51-200	34	26
22	OP Innovate	Canberra	11-50	34	21
23	Terraeagle	Strathfield	11-50	34	3
24	NSB Cyber	Brisbane	11-50	30	19
25	NUEVA	Sydney	51-200	30	15

Showing 25 of 347 content-aware security companies based in Australia

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Content-aware security companies based in Australia at a glance

As of Aug 28, 2026

1-10Median size (employees)

MelbourneLargest hub · 77 HQs

237Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

196

11-50

111

51-200

201-500

501-1,000

1,001-5,000

Content-aware security companies by metro

Metro	Companies
Content-aware security companies in Melbourne	77
Content-aware security companies in Sydney	76
Content-aware security companies in Brisbane	26
Content-aware security companies in Canberra	22
Content-aware security companies in Perth	17
Content-aware security companies in Adelaide	10
Content-aware security companies in Brisbane City	8

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 “content-aware 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 content-aware security companies are there based in Australia?

There are 347 content-aware security companies headquartered in Australia as of August 2026 (RevenueBase).

What is the largest company on this list?

PT Itsec Asia TBK, headquartered in Melbourne, tops this list with the largest team on record.

Which city has the most content-aware security companies?

Melbourne leads with 77 headquartered companies, followed by Sydney (76) and Brisbane (26).

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 1,253 verified decision-maker contacts tracked across these 347 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.