Company lists · Data verified August 2026

Top 25 Cybersecurity for industrial systems based in Australia

Name: Cybersecurity for industrial systems based in Australia
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 198 companies tracked

There are 198 cybersecurity for industrial systems headquartered in Australia (RevenueBase, August 2026). RevenueBase tracks 2,378 professional contacts across them, including 926 with verified work emails and 101 with mobile numbers. Melbourne is the largest hub.

This list covers cybersecurity for industrial systems 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.

198Companies

2,378Contacts tracked

926Verified emails

101Mobile numbers

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The 25 largest cybersecurity for industrial systems based in Australia

Ranked by team size

Top 25 of 198 cybersecurity for industrial systems 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	Safegroup Automation SGA	Harristown	51-200	136	100
3	Triskele Labs	Melbourne	51-200	123	89
4	Secutec	Sydney	51-200	102	37
5	Atsys PTY LTD	Darwin	51-200	88	63
6	Entersoft Security	Brisbane	51-200	63	20
7	Ipsec PTY LTD	Cremorne	11-50	57	35
8	Deploypartners	North Sydney	51-200	51	24
9	Wipro Shelde	Melbourne	51-200	50	15
10	Emerging IT	Mulgrave	51-200	45	27
11	Sekuro Asia	Brisbane	51-200	43	11
12	Slipstream Cyber	St Leonards	11-50	42	28
13	Seccom Global	Sydney	11-50	41	30
14	Ionize	Canberra	51-200	34	26
15	OP Innovate	Canberra	11-50	34	21
16	Terraeagle	Strathfield	11-50	34	3
17	NSB Cyber	Brisbane	11-50	30	19
18	Cybernara	Adelaide	11-50	29	5
19	Opusv Tech Group	Oakleigh	11-50	28	21
20	Infinitesol	Melbourne	11-50	27	1
21	Fortian	Sydney	11-50	26	20
22	Datcom Cloud	North Geelong	11-50	26	12
23	Surecity Networks	South Melbourne	11-50	19	12
24	SIS Industrial Cyber Security	South Yarra	11-50	18	6
25	Zynet PTY LTD	Tullamarine	11-50	17	9

Showing 25 of 198 cybersecurity for industrial systems based in Australia

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Cybersecurity for industrial systems based in Australia at a glance

As of Aug 28, 2026

1-10Median size (employees)

MelbourneLargest hub · 41 HQs

101Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

115

11-50

51-200

201-500

Cybersecurity for industrial systems by metro

Metro	Companies
Cybersecurity for industrial systems in Melbourne	41
Cybersecurity for industrial systems in Sydney	38
Cybersecurity for industrial systems in Brisbane	19
Cybersecurity for industrial systems in Canberra	13
Cybersecurity for industrial systems in Perth	9
Cybersecurity for industrial systems in Adelaide	5
Cybersecurity for industrial systems in Brisbane City	5

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 “cybersecurity for industrial systems”, 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 cybersecurity for industrial systems are there based in Australia?

There are 198 cybersecurity for industrial systems 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 cybersecurity for industrial systems?

Melbourne leads with 41 headquartered companies, followed by Sydney (38) and Brisbane (19).

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 926 verified decision-maker contacts tracked across these 198 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.