Company lists · Data refreshed October 2026

Top 25 Cybersecurity professional development software companies based in Sydney, Australia

Name: Cybersecurity professional development software companies based in Sydney, Australia
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 1, 2026 85 companies tracked

RevenueBase identified 85 company matches for cybersecurity professional development software companies associated with Sydney, Australia as of October 2026 and tracks 486 professional contacts across them, including 169 with verified work emails. Across Australia, Sydney is the largest hub for this category.

This list covers company matches for cybersecurity professional development software companies associated with Sydney, 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 October 1, 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 Oct 1, 2026 How this list was built

85Companies

486Contacts tracked

169Verified emails

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The 25 largest cybersecurity professional development software companies based in Sydney, Australia

Ranked by team size

Top 25 of 85 company matches for cybersecurity professional development software companies based in Sydney, Australia, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 1, 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	NSB Cyber	Exact match	Sydney, AustraliaHQ recorded Oct 1, 2026	11-50	33 contacts →
	Exact match “NSB Cyber is an Australian-founded, privately owned cyber security company based in Sydney.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
2	Datcom Cloud	Exact match	Sydney, AustraliaHQ recorded Oct 1, 2026	11-50	26 contacts →
	Exact match “Minimise the risk of a cybersecurity incident.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
3	Silentgrid Security	Exact match	Sydney, AustraliaHQ recorded Oct 1, 2026	11-50	23 contacts →
	Exact match “SilentGrid is an offensive security consultancy with a focus on adversary simulation and penetration testing.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
4	Threat Intelligence	Exact match	Sydney, AustraliaHQ recorded Oct 1, 2026	11-50	19 contacts →
	Exact match “Threat Intelligence is different.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
5	Cyber Revolution	Exact match	Sydney, AustraliaHQ recorded Oct 1, 2026	11-50	18 contacts →
	Exact match “Cyber Revolution provides leading cybersecurity learning content and globally recognised certifications.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
6	Ciso Online	Exact match	Sydney, AustraliaHQ recorded Oct 1, 2026	11-50	17 contacts →
	Exact match “CISO Online™ specialises in Cyber Security, Governance, Risk & Compliance (GRC), and Secure AI adoption for government agencies, large enterprises, and SMBs across Australia and…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
7	Skylight Cyber Security	Exact match	Sydney, AustraliaHQ recorded Oct 1, 2026	11-50	15 contacts →
	Exact match “Skylight is a boutique cyber security practice providing high-end services to the modern enterprise.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
8	Morrisec	Exact match	Sydney, AustraliaHQ recorded Oct 1, 2026	11-50	14 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 · Oct 1, 2026 · View company records in RevenueBase
9	Parabellum	Exact match	Sydney, AustraliaHQ recorded Oct 1, 2026	11-50	13 contacts →
	Exact match “At Parabellum, we help organisations see clearly and act confidently in a complex digital world.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
10	Cybermate	Exact match	Sydney, AustraliaHQ recorded Oct 1, 2026	11-50	13 contacts →
	Exact match “Cybermate is Australia's first AI-Powered, Psybersecurity (or Cybersecurity) Training Solution for Aussie business and the education sector.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
11	Zirilio	Exact match	Sydney, AustraliaHQ recorded Oct 1, 2026	11-50	10 contacts →
	Exact match “With ZIRILIO on your side, the digital world just became safer.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
12	Cyberhub Group	Exact match	Sydney, AustraliaHQ recorded Oct 1, 2026	11-50	9 contacts →
	Exact match “CyberHub was established with the aim of making Cyber Security more available to companies of all sizes.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
13	Asontu	Exact match	Sydney, AustraliaHQ recorded Oct 1, 2026	1-10	8 contacts →
	Exact match “We want to be the next generation of cyber security consultancy firms.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
14	Waterstons Australia	Exact match	Sydney, AustraliaHQ recorded Oct 1, 2026	11-50	8 contacts →
	Exact match “Technology should empower your business, not slow it down.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
15	Iqbox PTY LTD	Exact match	Sydney, AustraliaHQ recorded Oct 1, 2026	11-50	7 contacts →
	Exact match “IQBOX helps you pinpoint your organization’s most pressing vulnerabilities, eliminate critical threats, and implement a security program that leaves you free to focus on…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
16	Cyberai	Exact match	Sydney, AustraliaHQ recorded Oct 1, 2026	11-50	6 contacts →
	Exact match “CyberAi is a cybersecurity and Ai partner, purpose‑built to help organisations reduce risk, simplify complexity, and move faster without carrying the cost and drag of traditional…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
17	DVULN	Exact match	Sydney, AustraliaHQ recorded Oct 1, 2026	1-10	6 contacts →
	Exact match “Founded in 2016, Dvuln is a globally CREST-certified cybersecurity firm specialising in advanced penetration testing, adversary simulation, attacker-led threat hunting, and…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
18	Cyberlinx	Exact match	Sydney, AustraliaHQ recorded Oct 1, 2026	1-10	6 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 · Oct 1, 2026 · View company records in RevenueBase
19	Vertex Cyber Security	Exact match	Sydney, AustraliaHQ recorded Oct 1, 2026	11-50	6 contacts →
	Exact match “Vertex Cyber Security provides an extensive Cyber Security capability of Technology and Security Services for organisations across Sydney.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
20	Fort1 PTY LTD	Exact match	Sydney, AustraliaHQ recorded Oct 1, 2026	1-10	5 contacts →
	Exact match “Fort1: Comprehensive Cybersecurity Services based in Australia.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
21	Centropy Services & Solutions	Exact match	Sydney, AustraliaHQ recorded Oct 1, 2026	1-10	4 contacts →
	Exact match “The term Centropy is a scientific reference to the reversal of chaos or entropy.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
22	Renaissance IT	Exact match	Sydney, AustraliaHQ recorded Oct 1, 2026	11-50	4 contacts →
	Exact match “At Renaissance IT, we provide cyber security consulting and training.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
23	Techram Australia	Exact match	Sydney, AustraliaHQ recorded Oct 1, 2026	1-10	4 contacts →
	Exact match “Our revolutionary software helps you make sense of the ever-changing technological landscape so that you can stay on top of recent developments and trends – giving you the tools…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
24	Psyber	Exact match	Sydney, AustraliaHQ recorded Oct 1, 2026	1-10	3 contacts →
	Exact match “Enterprise-grade security awareness training that transforms your employees from your biggest target into your strongest defence.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
25	Sense Of Security	Exact match	Sydney, AustraliaHQ recorded Oct 1, 2026	11-50	3 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 1, 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 professional development software companies”. 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 85 cybersecurity professional development software companies based in Sydney, Australia

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Cybersecurity professional development software companies based in Sydney, Australia at a glance

As of Oct 1, 2026

34.8%Verified-email coverage

5.7Average contacts per company

1-10Median size (employees)

Oct 1, 2026Page data refreshed

Companies by employee count

1-10

11-50

Email recency for this list is measured across the whole Australia list rather than for Sydney, so it is reported there. Company counts and contact totals on this page are exact for Sydney, over 85 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 Sydney, Australia whose business descriptions match “cybersecurity professional development software companies” 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 169 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 October 1, 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 professional development software companies by metro in Australia

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 professional development software companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cybersecurity professional development software companies are there based in Sydney, Australia?

RevenueBase identified 85 company matches for cybersecurity professional development software companies associated with Sydney, Australia as of October 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?

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

Which city in Australia has the most cybersecurity professional development software companies?

Sydney leads Australia with 85 company records, followed by Melbourne (84) and Brisbane (37).

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 169 professional contacts with verified work emails tracked across these 85 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 October 1, 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.