Company lists · Data verified August 2026

Top 25 Cybersecurity law firms based in Australia

Name: Cybersecurity law firms based in Australia
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 236 companies tracked

There are 236 cybersecurity law firms headquartered in Australia (RevenueBase, August 2026). RevenueBase tracks 1,454 professional contacts across them, including 669 with verified work emails and 87 with mobile numbers. Sydney is the largest hub.

This list covers cybersecurity law firms 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.

236Companies

1,454Contacts tracked

669Verified emails

87Mobile numbers

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The 25 largest cybersecurity law firms based in Australia

Ranked by team size

Top 25 of 236 cybersecurity law firms 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	Triskele Labs	Melbourne	51-200	123	89
2	Sekuro	n/a	51-200	100	70
3	Ipsec PTY LTD	Cremorne	11-50	57	35
4	Slipstream Cyber	St Leonards	11-50	42	28
5	Seccom Global	Sydney	11-50	41	30
6	Division 5	Brisbane	11-50	36	25
7	Ionize	Canberra	51-200	34	26
8	OP Innovate	Canberra	11-50	34	21
9	NSB Cyber	Brisbane	11-50	30	19
10	Cybernara	Adelaide	11-50	29	5
11	Datcom Cloud	North Geelong	11-50	26	12
12	ITRO	Cremorne	11-50	19	14
13	Zynet PTY LTD	Tullamarine	11-50	17	9
14	Sinevis	n/a	11-50	17	6
15	Skylight Cyber Security	Sydney	11-50	15	12
16	Krash Consulting	Adelaide	11-50	15	7
17	Spartans Security	Cremorne	11-50	14	8
18	Digital Resilience	Melbourne	11-50	14	8
19	Forensic IT	Melbourne	11-50	12	8
20	Saltt Technologies	Melbourne	11-50	12	7
21	Cleared	Canberra	11-50	11	9
22	Innessco	Adelaide	11-50	11	9
23	Eugenezonda	Melbourne	11-50	9	7
24	Cyberhub Group	Sydney	11-50	9	3
25	NORTH	n/a	51-200	9	1

Showing 25 of 236 cybersecurity law firms based in Australia

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Cybersecurity law firms based in Australia at a glance

As of Aug 28, 2026

1-10Median size (employees)

SydneyLargest hub · 58 HQs

87Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

154

11-50

51-200

201-500

Cybersecurity law firms by metro

Metro	Companies
Cybersecurity law firms in Sydney	58
Cybersecurity law firms in Melbourne	51
Cybersecurity law firms in Brisbane	16
Cybersecurity law firms in Canberra	14
Cybersecurity law firms in Perth	11
Cybersecurity law firms in Adelaide	9
Cybersecurity law firms in Brisbane City	7

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 law firms”, 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 law firms are there based in Australia?

There are 236 cybersecurity law firms headquartered in Australia as of August 2026 (RevenueBase).

What is the largest company on this list?

Triskele Labs, headquartered in Melbourne, tops this list with the largest team on record.

Which city has the most cybersecurity law firms?

Sydney leads with 58 headquartered companies, followed by Melbourne (51) and Brisbane (16).

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 669 verified decision-maker contacts tracked across these 236 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.