Company lists · Data refreshed September 2026

Top 25 Cybersecurity consulting companies for government based in Australia

RevenueBase identified 776 company matches for cybersecurity consulting companies for government associated with Australia as of September 2026 and tracks 7,998 professional contacts across them, including 3,643 with verified work emails. Sydney is the largest hub.

This list covers company matches for cybersecurity consulting companies for government 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
776Companies
7,998Contacts tracked
3,643Verified emails
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The 25 largest cybersecurity consulting companies for government based in Australia

Ranked by team size
Top 25 of 776 company matches for cybersecurity consulting companies for government 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 matchBrisbane, AustraliaHQ recorded Sep 28, 2026201-500383 contacts →

Exact match

“CITEC is the primary technology service provider for the Queensland Government delivering both whole-of-government and agency specific ICT services.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchCoburg, AustraliaHQ recorded Sep 28, 2026201-500352 contacts →

Exact match

“We are an Australian-owned, full-service ICT Solutions and Cyber Security provider with a locally based team of over 450 passionate Aussies.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact 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
4Exact 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
5Exact matchAustraliaHQ recorded Sep 28, 202651-200104 contacts →

Exact match

“Sekuro is a cyber security and digital resiliency solutions provider that helps CIOs and CISOs take a strategic approach to cyber security risk mitigation and building business…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchWest Perth, AustraliaHQ recorded Sep 28, 202651-200102 contacts →

Exact match

“We are your IT & Cyber Security partners.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchPort Melbourne, AustraliaHQ recorded Sep 28, 202651-20093 contacts →

Exact match

“Australia’s cyber-first Managed Service Provider and true technology partner.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchCanberra, AustraliaHQ recorded Sep 28, 202651-20088 contacts →

Exact match

“Informatech is a veteran led business and specialises in ICT within Defence.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchSydney, AustraliaHQ recorded Sep 28, 202651-20087 contacts →

Exact match

“Secure Agility is a Australian-based technology partner specialising in secure managed IT services for NSW government, enterprise and mid-market organisations.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchToowong, AustraliaHQ recorded Sep 28, 202651-20075 contacts →

Exact match

“At Business Aspect, our promise to our clients is to always look at things from a ‘fresh perspective’ and to ensure our engagement with you is based on a clear understanding of…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchMacquarie Park, AustraliaHQ recorded Sep 28, 202651-20072 contacts →

Exact match

“At StickmanCyber we are on a mission to create a digital world that is safe for everyone.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchSydney, AustraliaHQ recorded Sep 28, 202651-20070 contacts →

Exact match

“Northbridge is an Australian-owned cybersecurity services provider with more than 25 years’ experience delivering engineered, integrated and fully managed security services to…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchCanberra, AustraliaHQ recorded Sep 28, 202651-20062 contacts →

Exact match

“a23 is a straight-talking, Australian-owned IT consulting firm focused on what matters most to government and business.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchMelbourne, AustraliaHQ recorded Sep 28, 202651-20062 contacts →

Exact match

“Skillfield is a Melbourne-born Cyber Security, AI and big data solutions provider and professional services consultancy.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchCremorne, AustraliaHQ recorded Sep 28, 202611-5057 contacts →

Exact match

“IPSec are specialists in information asset and cyber protection; security experts who know how to mitigate cyber risk by assisting in the protection of valuable intelligence…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchMelbourne, AustraliaHQ recorded Sep 28, 202651-20054 contacts →

Exact match

“ctrl:cyber is an Australian owned and operated cybersecurity partner delivering tailored end-to-end solutions for industry-leading organisations.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchMelbourne, AustraliaHQ recorded Sep 28, 202651-20052 contacts →

Exact match

“SCG specialises in providing independent security and communications engineering, and security threat and risk consultancy services, to clients operating in challenging security…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchNorth Sydney, AustraliaHQ recorded Sep 28, 202651-20051 contacts →

Exact match

“DeployPartners offer unique values and benefits that enable our clients and partners to differentiate on customer service.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchMelbourne, AustraliaHQ recorded Sep 28, 202651-20050 contacts →

Exact match

“DIMIYA Tech is a Melbourne, Australia based- global Cybersecurity and IT services provider supporting organizations that require secure, scalable, and high-performance technology…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchMelbourne, AustraliaHQ recorded Sep 28, 202651-20047 contacts →

Exact match

“Our mission is to help our clients protect their assets, reputation, and customers from cyber threats, while also enabling them to embrace digital transformation and innovation…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchMulgrave, AustraliaHQ recorded Sep 28, 202651-20046 contacts →

Exact match

“Clarity in a complex world.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact 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
23Exact matchSydney, AustraliaHQ recorded Sep 28, 202611-5041 contacts →

Exact match

“Seccom Global - The Cyber Security Company Providing excellence in service to educate, connect and protect your business Founded in 2003, Seccom Global is recognised as a leader…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchFyshwick, AustraliaHQ recorded Sep 28, 202651-20041 contacts →

Exact match

“Bluerydge delivers mission-secure capability, specialising in Cybersecurity, Technology, Artificial Intelligence (AI), and Robotics.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchMelbourne, AustraliaHQ recorded Sep 28, 202611-5037 contacts →

Exact match

“With over 20 years in the security market for IT and Telecommunications networks, Softel has naturally migrated these skills into the Cybersecurity challenges of today.”

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

Showing 25 of 776 cybersecurity consulting companies for government based in Australia

See the full list, filter by size, metro and specialty, and access 3,643 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Cybersecurity consulting companies for government based in Australia at a glance

As of Sep 28, 2026
45.5%Verified-email coverage
10.3Average contacts per company
1-10Median size (employees)
19.2%Largest-city concentration · Sydney
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
486
11-50
214
51-200
59
201-500
10
501-1,000
1
1,001-5,000
2
5,001-10,000
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 776 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 “cybersecurity consulting companies for government” 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 3,643 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 “cybersecurity consulting companies for government”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cybersecurity consulting companies for government are there based in Australia?

RevenueBase identified 776 company matches for cybersecurity consulting companies for government 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?

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

Which city has the most cybersecurity consulting companies for government?

Sydney leads with 149 company records, followed by Melbourne (144) and Canberra (77).

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 3,643 professional contacts with verified work emails tracked across these 776 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.