Company lists · Data refreshed September 2026

Top 25 Data security and compliance firms based in Australia

RevenueBase identified 198 company matches for data security and compliance firms associated with Australia as of September 2026 and tracks 1,666 professional contacts across them, including 594 with verified work emails. Melbourne is the largest hub.

This list covers company matches for data security and compliance firms associated with Australia, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 28, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 28, 2026 How this list was built
198Companies
1,666Contacts tracked
594Verified emails
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The 25 largest data security and compliance firms based in Australia

Ranked by team size
Top 25 of 198 company matches for data security and compliance firms based in Australia, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchBella Vista, AustraliaHQ recorded Sep 28, 202651-200170 contacts →

Exact match

“Ensuring your business is handling cyber security risks effectively has never been more important.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchMelbourne, AustraliaHQ recorded Sep 28, 202651-200123 contacts →

Exact match

“Triskele Labs is one of Australia’s fastest growing cybersecurity companies.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchPerth, AustraliaHQ recorded Sep 28, 202611-5044 contacts →

Exact match

“BlueBricks is an AI-first Compliance Accelerator helping banks, fintechs, and enterprises become audit-ready, fraud-resilient, and secure-by design.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchAdelaide, AustraliaHQ recorded Sep 28, 202651-20042 contacts →

Exact match

“Vectra, an Ensign company, is Australia’s trusted partner for security consulting, risk management, compliance, and managed services.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchSydney, AustraliaHQ recorded Sep 28, 202651-20034 contacts →

Exact match

“Information in motion.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchBruce, AustraliaHQ recorded Sep 28, 202611-5029 contacts →

Exact match

“Castlepoint Systems' powerful AI-driven platform is the intersection between cybersecurity and data governance.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchMelbourne, AustraliaHQ recorded Sep 28, 202611-5025 contacts →

Exact match

“Fortian is a leading Australian company specialising in cyber security, privacy, and technology risk management.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchBrisbane, AustraliaHQ recorded Sep 28, 202611-5019 contacts →

Exact match

“RightSec offers a wide range of cyber security services to meet all business needs, from our Governance, Risk and Compliance (GRC) practice to our more technical services.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchMelbourne, AustraliaHQ recorded Sep 28, 202611-5018 contacts →

Exact match

“CyberSecOn is an Information security company with a presence in Australia, USA and India.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchSydney Cbd, AustraliaHQ recorded Sep 28, 202611-5017 contacts →

Exact match

“Security Centric is a boutique specialist information security consulting and services organisation.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchTullamarine, AustraliaHQ recorded Sep 28, 202611-5017 contacts →

Exact match

“Zynet is an Australian cyber security and IT services provider with more than 25 years of experience protecting organisations and keeping critical systems running.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchMelbourne, AustraliaHQ recorded Sep 28, 202611-5017 contacts →

Exact match

“GRC360 Pvt.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchBrisbane, AustraliaHQ recorded Sep 28, 202611-5016 contacts →

Exact match

“Welcome to WyldLynx, where we specialize in turning data and information into powerful business assets.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchSydney, AustraliaHQ recorded Sep 28, 20261-1015 contacts →

Exact match

“cyberSuite is your partner in cyber.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchCremorne, AustraliaHQ recorded Sep 28, 202611-5014 contacts →

Exact match

“Facing the Complexities of Cybersecurity?”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchSydney, AustraliaHQ recorded Sep 28, 202611-5014 contacts →

Exact match

“Morrisec provides tailored security strategies and services that align with each company’s specific threat landscape, risk profile, and strategic goals.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchMelbourne, AustraliaHQ recorded Sep 28, 202611-5012 contacts →

Exact match

“The experts at handling sensitive data, we use our expertise to help organisations win the trust of their customers.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchMelbourne, AustraliaHQ recorded Sep 28, 202611-5011 contacts →

Exact match

“Information security and technology risk management consulting - at CyberRisk we design, implement and operate information security programs to allow you to reduce and manage your…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchNarre Warren, AustraliaHQ recorded Sep 28, 202611-5011 contacts →

Exact match

“Health record and medical data audit and protection services.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchSurry Hills, AustraliaHQ recorded Sep 28, 202611-5010 contacts →

Exact match

“Sententia knows IT, designs IT and innovates IT.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchSydney, AustraliaHQ recorded Sep 28, 202611-5010 contacts →

Exact match

“Volkis is a dedicated information security consultancy that provides penetration testing, security assessment, red team, GRC, and training services at its core.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchSouth East Queensland, AustraliaHQ recorded Sep 28, 202611-509 contacts →

Exact match

“Cyber Audit Team is a leading multi-disciplinary Australian cyber security company offering holistic 'end-to-end' solutions, ensuring that our clients' businesses are operating in…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchSydney, AustraliaHQ recorded Sep 28, 202611-509 contacts →

Exact match

“Red Marker enables businesses in heavily regulated industries to scale the review of marketing content to ensure compliance.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchCentral Queensland, AustraliaHQ recorded Sep 28, 20261-109 contacts →

Exact match

“Overview: Cyber Ethos is a leading cybersecurity business based in Queensland, Australia, equipping businesses with unrivalled cybersecurity solutions.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchSunshine Coast, AustraliaHQ recorded Sep 28, 20261-108 contacts →

Exact match

“Haksec is a small cybersecurity firm based in Queensland, Australia founded by Luke Stephens (hakluke).”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 198 data security and compliance firms based in Australia

See the full list, filter by size, metro and specialty, and access 594 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Data security and compliance firms based in Australia at a glance

As of Sep 28, 2026
35.7%Verified-email coverage
8.4Average contacts per company
1-10Median size (employees)
21.2%Largest-city concentration · Melbourne
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
114
11-50
69
51-200
11
201-500
3

Email recency for this list is measured worldwide rather than for Australia, so it is reported there. Company counts and contact totals on this page are exact for Australia, over 198 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with Australia whose business descriptions match “data security and compliance firms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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
Every displayed company carries at least one verified work email. RevenueBase tracks 594 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 28, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “data security and compliance firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many data security and compliance firms are there based in Australia?

RevenueBase identified 198 company matches for data security and compliance firms associated with Australia as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Risk Associates - Emea & Asia tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most data security and compliance firms?

Melbourne leads with 42 company records, followed by Sydney (41) and Brisbane (12).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 594 professional contacts with verified work emails tracked across these 198 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 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 with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.