Company lists · Data refreshed September 2026

Top 25 Enterprise security architecture services based in Australia

RevenueBase identified 187 company matches for enterprise security architecture services associated with Australia as of September 2026 and tracks 842 professional contacts across them, including 356 with verified work emails. Melbourne is the largest hub.

This list covers company matches for enterprise security architecture services 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
187Companies
842Contacts tracked
356Verified emails
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The 25 largest enterprise security architecture services based in Australia

Ranked by team size
Top 25 of 187 company matches for enterprise security architecture services 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 matchMelbourne, AustraliaHQ recorded Sep 28, 2026501-1,00061 contacts →

Exact match

“Welcome to Ampion.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact 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
3Exact matchMelbourne, AustraliaHQ recorded Sep 28, 202651-20037 contacts →

Exact match

“SECURITY AND TECHNOLOGY EXPERTS ENGINEERING FOR A BETTER WORLD.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchBrisbane City, AustraliaHQ recorded Sep 28, 202611-5035 contacts →

Exact match

“C5 Technology is a Brisbane-based IT consultancy company and systems integrator.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchCremorne, AustraliaHQ recorded Sep 28, 202651-20035 contacts →

Exact match

“Good people solving important problems.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchCanberra, AustraliaHQ recorded Sep 28, 20261-1020 contacts →

Exact match

“Cyconsol is an Australian based professional service provider specialising in the delivery of cyber security and IT related business consulting and training services.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchRedfern, AustraliaHQ recorded Sep 28, 202611-5020 contacts →

Exact match

“Respiro – Network, Security & Workplace Architecture Experts Respiro designs, implements and supports secure network, cybersecurity and workplace technology architectures for…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact 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
9Exact 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
10Exact matchMelbourne, AustraliaHQ recorded Sep 28, 202651-20015 contacts →

Exact match

“Morfit Group Consulting is a pure IT Consulting and Professional Services organisation.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchSydney, AustraliaHQ recorded Sep 28, 20261-1014 contacts →

Exact match

“Our mission is to provide organisations with a comprehensive, world class range of customised information security services and advice which will enable them to secure and protect…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact 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
13Exact 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
14Exact matchCanberra, AustraliaHQ recorded Sep 28, 202611-5012 contacts →

Exact match

“Aegis9 is an Australian owned consultancy that specialises in providing tailored security solutions for both public and private sector clients, based on their specific needs.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact 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
16Exact matchBondi Junction, AustraliaHQ recorded Sep 28, 202611-5011 contacts →

Exact match

“At Proton Security, we provide our clients with specialised advice and solutions unique to their business needs and risk profile.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchSydney, AustraliaHQ recorded Sep 28, 202611-5010 contacts →

Exact match

“Assertiv is a Security Services company based in Sydney, Australia with offices in Melbourne, Wellington (New Zealand), and Singapore.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchAustraliaHQ recorded Sep 28, 202651-2009 contacts →

Exact match

“north is about helping clients tailor their cyber security to the challenges that are specific to their business.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchMelbourne, AustraliaHQ recorded Sep 28, 202611-508 contacts →

Exact match

“Architecture as a Service, EA, Augmentation, Solution Architecture, Contracts, Training & Tools 50 years of combined Architecture and Talent experience across Australia.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchMelbourne, AustraliaHQ recorded Sep 28, 20261-107 contacts →

Exact match

“We are an Australian IT consulting company specialising in Architecture, with a diverse team of expert architects dedicated to delivering top-tier Enterprise and Solution…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchSouthbank, AustraliaHQ recorded Sep 28, 202611-507 contacts →

Exact match

“Crysp Consulting (Crysp) was founded by two professionals with collective experience of more than 35 years in the industry.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchCanberra, AustraliaHQ recorded Sep 28, 20261-107 contacts →

Exact match

“STSC delivers Security, Technology, and Strategy Consulting services to commercial, corporate, and executive customers; a field in which we have been operating for almost fifteen…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchCanberra, AustraliaHQ recorded Sep 28, 202651-2006 contacts →

Exact match

“The Pearson Corporation is a locally owned Canberra IT Consulting firm that has proven experience and a track record for delivering ICT and Cyber Security services to both the…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchSydney, AustraliaHQ recorded Sep 28, 20261-106 contacts →

Exact match

“Cyberlinx is a premier cyber security solutions and services provider, we offer a comprehensive range of cyber security solutions, including, infrastructure and network security…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchMelbourne, AustraliaHQ recorded Sep 28, 202611-505 contacts →

Exact match

“Secure computing and digital security transformation.”

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

Showing 25 of 187 enterprise security architecture services based in Australia

See the full list, filter by size, metro and specialty, and access 356 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Enterprise security architecture services based in Australia at a glance

As of Sep 28, 2026
42.3%Verified-email coverage
4.5Average contacts per company
1-10Median size (employees)
21.9%Largest-city concentration · Melbourne
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
137
11-50
35
51-200
13
501-1,000
1

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 187 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 “enterprise security architecture services” 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 356 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 “enterprise security architecture services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many enterprise security architecture services are there based in Australia?

RevenueBase identified 187 company matches for enterprise security architecture services 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?

Ampion tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most enterprise security architecture services?

Melbourne leads with 41 company records, followed by Sydney (41) and Brisbane (17).

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 356 professional contacts with verified work emails tracked across these 187 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.