Company lists · Data refreshed September 2026

Top 25 Cybersecurity management services based in Australia

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

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 1,469 companies tracked

RevenueBase identified 1,469 company matches for cybersecurity management services associated with Australia as of September 2026 and tracks 13,461 professional contacts across them, including 6,149 with verified work emails. Sydney is the largest hub.

This list covers company matches for cybersecurity management 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

1,469Companies

13,461Contacts tracked

6,149Verified emails

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The 25 largest cybersecurity management services based in Australia

Ranked by team size

Top 25 of 1,469 company matches for cybersecurity management 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Centorrino Technologies	Exact match	Coburg, AustraliaHQ recorded Sep 28, 2026	201-500	352 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
2	First Focus AU	Exact match	Mascot, AustraliaHQ recorded Sep 28, 2026	201-500	283 contacts →
	Exact match “Your IT provider keeps the lights on.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	Risk Associates - Emea & Asia	Exact match	Bella Vista, AustraliaHQ recorded Sep 28, 2026	51-200	170 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
4	Virtual IT Group Vitg	Exact match	Sydney, AustraliaHQ recorded Sep 28, 2026	201-500	167 contacts →
	Exact match “Virtual IT Group is Australia & New Zealand's leading managed IT cybersecurity provider.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	Ongc Systems	Exact match	Arundel, AustraliaHQ recorded Sep 28, 2026	n/a	166 contacts →
	Exact match “ONGC Systems provides businesses with comprehensive IT services, that automate and streamline operations, reduce risk and increase stability while lowering the cost of system…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	Triskele Labs	Exact match	Melbourne, AustraliaHQ recorded Sep 28, 2026	51-200	123 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
7	Infotrust	Exact match	Sydney, AustraliaHQ recorded Sep 28, 2026	201-500	122 contacts →
	Exact match “Infotrust (ITS) is Australia’s leading cyber security and managed technology services provider listed on the ASX.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Exigo Tech	Exact match	Norwest, AustraliaHQ recorded Sep 28, 2026	51-200	119 contacts →
	Exact match “At Exigo Tech, we believe that technology should be simple, accessible, and a catalyst for business success.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	Diamond IT	Exact match	Warabrook, AustraliaHQ recorded Sep 28, 2026	51-200	118 contacts →
	Exact match “Diamond IT is an Australian technology partner supporting organisations since 1996 with solutions that improve business outcomes, reduce risk, and enable sustainable growth.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	Renew IT	Exact match	Lane Cove West, AustraliaHQ recorded Sep 28, 2026	51-200	115 contacts →
	Exact match “Innovative Managed Services: Bridging Assets, Systems, and Security Welcome to Renew IT, your trusted partner in delivering comprehensive managed services, systems integration…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	Office Solutions IT	Exact match	Osborne Park, AustraliaHQ recorded Sep 28, 2026	51-200	114 contacts →
	Exact match “IT to smile about.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	NEW ERA Technology AU	Exact match	Mascot, AustraliaHQ recorded Sep 28, 2026	501-1,000	111 contacts →
	Exact match “New Era delivers Technology Solutions that securely connect people, places, and information in a rapidly changing digital world.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	Aucyber	Exact match	Fortitude Valley, AustraliaHQ recorded Sep 28, 2026	51-200	107 contacts →
	Exact match “AUCyber is a leading Australian cyber security and secure cloud provider, specialising in supporting businesses and Governments with the latest cloud infrastructure, backup and…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	Sekuro	Exact match	AustraliaHQ recorded Sep 28, 2026	51-200	104 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
15	Ever Nimble	Exact match	West Perth, AustraliaHQ recorded Sep 28, 2026	51-200	102 contacts →
	Exact match “We are your IT & Cyber Security partners.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	Advance Vision Technology	Exact match	Vic, AustraliaHQ recorded Sep 28, 2026	51-200	96 contacts →
	Exact match “Advance Vision Technology (AVTech) is a leading managed service provider with a focus on cyber-security, ‘making IT Happen’ for our customers since 1992.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	Platinum Technology	Exact match	Norwest, AustraliaHQ recorded Sep 28, 2026	11-50	96 contacts →
	Exact match “Welcome to Platinum Technology.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Kaine Mathrick Tech	Exact match	Port Melbourne, AustraliaHQ recorded Sep 28, 2026	51-200	93 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
19	Experteq	Exact match	Sydney, AustraliaHQ recorded Sep 28, 2026	51-200	90 contacts →
	Exact match “With a proven track record of 30 years, experteq is a proudly Australian IT company that combines the strengths of two storied brands – TAS and Experteq – to deliver outstanding…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	ORETA	Exact match	Docklands, AustraliaHQ recorded Sep 28, 2026	51-200	89 contacts →
	Exact match “Oreta is an Australian technology company helping organisations cut through complexity and achieve real business outcomes across cloud, cybersecurity, networking, and digital…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	Secure Agility	Exact match	Sydney, AustraliaHQ recorded Sep 28, 2026	51-200	87 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
22	CNS	Exact match	North Sydney, AustraliaHQ recorded Sep 28, 2026	51-200	76 contacts →
	Exact match “CNS takes pride in our ability to deliver successful solutions to our customers.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	Telestar Communications	Exact match	Sydney, AustraliaHQ recorded Sep 28, 2026	51-200	75 contacts →
	Exact match “Telestar manages the IT and communications of businesses and governments.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	Stickmancyber	Exact match	Macquarie Park, AustraliaHQ recorded Sep 28, 2026	51-200	72 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
25	Northbridge Systems	Exact match	Sydney, AustraliaHQ recorded Sep 28, 2026	51-200	70 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

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “cybersecurity management services”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 1,469 cybersecurity management services based in Australia

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Cybersecurity management services based in Australia at a glance

As of Sep 28, 2026

45.7%Verified-email coverage

9.2Average contacts per company

1-10Median size (employees)

17.5%Largest-city concentration · Sydney

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

887

11-50

453

51-200

201-500

501-1,000

1,001-5,000

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 1,469 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 management 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 6,149 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.

Cybersecurity management services by metro

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 management services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cybersecurity management services are there based in Australia?

RevenueBase identified 1,469 company matches for cybersecurity management 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?

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

Which city has the most cybersecurity management services?

Sydney leads with 257 company records, followed by Melbourne (249) and Brisbane (96).

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 6,149 professional contacts with verified work emails tracked across these 1,469 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.