Company lists · Data refreshed November 2026

Top 25 Zero trust architecture consultancies based in Australia

RevenueBase identified 61 company matches for zero trust architecture consultancies associated with Australia as of November 2026 and tracks 206 professional contacts across them, including 106 with verified work emails. Melbourne is the largest hub.

This list covers company matches for zero trust architecture consultancies 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 November 5, 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 Nov 5, 2026 How this list was built
61Companies
206Contacts tracked
106Verified emails
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The 25 largest zero trust architecture consultancies based in Australia

Ranked by team size
Top 25 of 61 company matches for zero trust architecture consultancies based in Australia, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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 matchCremorne, AustraliaHQ recorded Nov 5, 202651-20036 contacts →

Exact match

“Good people solving important problems.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchMelbourne, AustraliaHQ recorded Nov 5, 202611-5022 contacts →

Exact match

“Dull is an Australian cybersecurity company focused on providing Zero Trust Network Access solutions for operational technology (OT) devices, systems, and applications.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchSouth Melbourne, AustraliaHQ recorded Nov 5, 202611-5014 contacts →

Exact match

“SureCity Networks is an Australian-owned cybersecurity and managed services provider, with offices across Australia and the UK.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchWaterloo, AustraliaHQ recorded Nov 5, 20261-109 contacts →

Exact match

“IIS Partners (IIS) helps public and private sector organisations embed trust and privacy as core value propositions in their products and services.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchSydney, AustraliaHQ recorded Nov 5, 202611-509 contacts →

Exact match

“At Cliffside, we believe the cybersecurity industry has a truth problem: vendors oversell, consultants overcomplicate, and products are pushed over real solutions.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchMelbourne, AustraliaHQ recorded Nov 5, 202611-505 contacts →

Exact match

“Secure computing and digital security transformation.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchSouth Melbourne, AustraliaHQ recorded Nov 5, 20261-104 contacts →

Exact match

“Inteo is an Information Technology Consulting company, providing Network and Security expertise to its customers.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchCanberra Airport, AustraliaHQ recorded Nov 5, 202611-503 contacts →

Exact match

“Cynterra is an Australian cloud native cyber security service provider.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchSydney, AustraliaHQ recorded Nov 5, 20261-103 contacts →

Exact match

“At Patterned Security, we focus on building modern approaches to security strategy, architecture and design.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchMelbourne, AustraliaHQ recorded Nov 5, 202651-2003 contacts →

Exact match

“Zigabyte Australia are the Asia Pacific Japan arm of the US based Consultancy Zigabyte Corporation.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchMelbourne, AustraliaHQ recorded Nov 5, 202611-503 contacts →

Exact match

“Aptient Consulting sets the industry's platinum standard for network and security engineering, with decades of experience in design and management and 24/7/365 availability.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchChatswood, AustraliaHQ recorded Nov 5, 20261-103 contacts →

Exact match

“Adapting Technology to suit your Business The most common situation we deal with today, is securing businesses after COVID and securing a business with remote workers.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchMelbourne, AustraliaHQ recorded Nov 5, 202611-503 contacts →

Exact match

“Changing the way you do cyber security so you can grow your business.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchMelbourne, AustraliaHQ recorded Nov 5, 20261-103 contacts →

Exact match

“Sezoo was launched in 2021, building on 4 years of investment, passion and successful client engagements in the area of digital trust.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchBrisbane, AustraliaHQ recorded Nov 5, 20261-102 contacts →

Exact match

“CyberCloud Consulting is an Australian firm that reduces organisations’ IT and information security risks in Microsoft 365 and Azure, offering cloud security architecture, design…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchNewcastle West, AustraliaHQ recorded Nov 5, 20261-102 contacts →

Exact match

“After years working in IT management and cybersecurity, we kept seeing the same pattern: businesses investing in technology but leaving security as a second thought.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchLane Cove, AustraliaHQ recorded Nov 5, 20261-102 contacts →

Exact match

“Azimuth Security is a small, independent information security consultancy, focused intensely on providing best-of-breed technical services for our clients.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchSydney, AustraliaHQ recorded Nov 5, 20261-102 contacts →

Exact match

“Undark Solutions, a boutique cybersecurity consultancy founded in 2009, empowers enterprises with robust offensive & defensive solutions, including preventative strategies &…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchMelbourne, AustraliaHQ recorded Nov 5, 20261-102 contacts →

Exact match

“CSA Consulting Services is an established business having provided complex architecture solutions to government, global and local business.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchRemote, AustraliaHQ recorded Nov 5, 20261-102 contacts →

Exact match

“Defend My Cloud is a Cybersecurity startup consultancy that designs, builds and deploys enterprise Cybersecurity solutions to mitigate Cyber attacks against your network…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchSydney, AustraliaHQ recorded Nov 5, 20261-102 contacts →

Exact match

“ProServ Virtual Networks is a small enterprise architecture and design consultancy specialising in network, security and virtualisation technologies.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchSydney, AustraliaHQ recorded Nov 5, 20261-102 contacts →

Exact match

“On a mission to protect and enable the hybrid enterprise.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchSydney, AustraliaHQ recorded Nov 5, 20261-102 contacts →

Exact match

“We provide technical consultancy services for businesses.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchRichmond, AustraliaHQ recorded Nov 5, 20261-101 contacts →

Exact match

“Enhance your business's cybersecurity defences with personalised solutions tailored to your unique requirements.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25Exact matchMelbourne, AustraliaHQ recorded Nov 5, 20261-101 contacts →

Exact match

“Cyber Security and IT Consulting Services Alias IT provides cyber security architecture, consulting and design services for enterprise-scale technology systems.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 25 of 61 zero trust architecture consultancies based in Australia

See the full list, filter by size, metro and specialty, and access 106 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Zero trust architecture consultancies based in Australia at a glance

As of Nov 5, 2026
51.5%Verified-email coverage
3.4Average contacts per company
1-10Median size (employees)
24.6%Largest-city concentration · Melbourne
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
46
11-50
11
51-200
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 61 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 “zero trust architecture consultancies” 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 106 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 November 5, 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 “zero trust architecture consultancies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many zero trust architecture consultancies are there based in Australia?

RevenueBase identified 61 company matches for zero trust architecture consultancies associated with Australia as of November 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?

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

Which city has the most zero trust architecture consultancies?

Melbourne leads with 15 company records, followed by Sydney (13) and Brisbane (3).

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 106 professional contacts with verified work emails tracked across these 61 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 November 5, 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.