Company lists · Data refreshed September 2026

Top 15 Hospital cybersecurity companies based in Sydney, Australia

RevenueBase identified 25 company matches for hospital cybersecurity companies associated with Sydney, Australia as of September 2026 and tracks 210 professional contacts across them, including 76 with verified work emails and 6 with mobile numbers. Across Australia, Melbourne is the largest hub for this category (29 companies); Sydney follows with 28.

This list covers company matches for hospital cybersecurity 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 September 12, 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 12, 2026 How this list was built
25Companies
210Contacts tracked
76Verified emails
6Mobile numbers
Explore this list → Free signup · no credit card · 500 free credits

The 15 largest hospital cybersecurity companies based in Sydney, Australia

Ranked by team size
Top 15 of 25 company matches for hospital cybersecurity companies based in Sydney, Australia, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 12, 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 matchSydney, AustraliaHQ recorded Sep 12, 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 12, 2026 · View company records in RevenueBase
2Exact matchSydney, AustraliaHQ recorded Sep 12, 202651-20030 contacts →

Exact match

“At Nueva, we aim to create a safer digital environment by providing innovative and customised cybersecurity solutions for our clients.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
3Exact matchSydney, AustraliaHQ recorded Sep 12, 202611-5026 contacts →

Exact match

“Minimise the risk of a cybersecurity incident.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
4Exact matchSydney, AustraliaHQ recorded Sep 12, 202611-5010 contacts →

Exact match

“With ZIRILIO on your side, the digital world just became safer.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
5Exact matchSydney, AustraliaHQ recorded Sep 12, 202611-509 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 · Sep 12, 2026 · View company records in RevenueBase
6Exact matchSydney, AustraliaHQ recorded Sep 12, 202611-507 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 · Sep 12, 2026 · View company records in RevenueBase
7Exact matchSydney, AustraliaHQ recorded Sep 12, 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 12, 2026 · View company records in RevenueBase
8Exact matchSydney, AustraliaHQ recorded Sep 12, 20261-105 contacts →

Exact match

“Fort1: Comprehensive Cybersecurity Services based in Australia.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
9Exact matchSydney, AustraliaHQ recorded Sep 12, 20261-105 contacts →

Exact match

“At D2UNet, we take a multi-faceted approach to cybersecurity.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
10Exact matchSydney, AustraliaHQ recorded Sep 12, 20261-105 contacts →

Exact match

“Who are NSAA Security NSAA Security team have years of experience working within highly demanding information security environments.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
11Exact matchSydney, AustraliaHQ recorded Sep 12, 202611-503 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
12Exact matchSydney, AustraliaHQ recorded Sep 12, 20261-102 contacts →

Exact match

“Imagine knowing your business, staff, and customers could be under threat.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
13Exact matchSydney, AustraliaHQ recorded Sep 12, 202611-502 contacts →

Exact match

“Pegasus Technology is on a mission to change the way businesses think about Cyber Security!”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
14Exact matchSydney, AustraliaHQ recorded Sep 12, 20261-101 contacts →

Exact match

“We are a well established IT company specialising in small business IT and Cyber Security needs.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
15Exact matchSydney, AustraliaHQ recorded Sep 12, 20261-101 contacts →

Exact match

“Delivering cyber security services with practical business focused solutions”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase

Showing 15 of 25 hospital cybersecurity companies based in Sydney, Australia

See the full list, filter by size, metro and specialty, and access 76 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Hospital cybersecurity companies based in Sydney, Australia at a glance

As of Sep 12, 2026
36.2%Verified-email coverage
2.9%Mobile-number coverage
8.4Average contacts per company
11-50Median size (employees)
Sep 12, 2026Page data refreshed

Companies by employee count

1-10
12
11-50
11
51-200
2

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 13.5d

Company record updated

Median 78.0d

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 “hospital cybersecurity 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 76 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 12, 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.

Hospital cybersecurity 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 “hospital cybersecurity companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many hospital cybersecurity companies are there based in Sydney, Australia?

RevenueBase identified 25 company matches for hospital cybersecurity companies associated with Sydney, 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?

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

Which city in Australia has the most hospital cybersecurity companies?

Melbourne leads Australia with 29 company records, followed by Sydney (28) and Perth (9).

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 76 professional contacts with verified work emails tracked across these 25 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 12, 2026.

Ready to reach these companies? Verified emails and direct dials for all 25 hospital cybersecurity companies based in Sydney, Australia. Start with a free account, no credit card.

Download this list →

Related lists

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.