Company lists · Data refreshed September 2026
Top 25 Defense cybersecurity companies based in Melbourne, Australia
RevenueBase identified 70 company matches for defense cybersecurity companies associated with Melbourne, Australia as of September 2026 and tracks 669 professional contacts across them, including 198 with verified work emails and 30 with mobile numbers. Across Australia, Sydney is the largest hub for this category (73 companies); Melbourne follows with 71.
This list covers company matches for defense cybersecurity companies associated with Melbourne, 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 10, 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.
The 25 largest defense cybersecurity companies based in Melbourne, Australia
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 123 contacts → | ||||
Exact match “Triskele Labs is one of Australia’s fastest growing cybersecurity companies.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase | |||||
| 2 | 59 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase | |||||
| 3 | 50 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 10, 2026 · View company records in RevenueBase | |||||
| 4 | 47 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 10, 2026 · View company records in RevenueBase | |||||
| 5 | 26 contacts → | ||||
Exact match “About Us - Australia’s leading cybersecurity specialist, delivering comprehensive protection by Australian-based consultants only-no offshore teams- 100% cybersecurity-focused…” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase | |||||
| 6 | 19 contacts → | ||||
Exact match “We provide offensive cyber security services to world leading organisations.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase | |||||
| 7 | 18 contacts → | ||||
Exact match “CyberSecOn is an Information security company with a presence in Australia, USA and India.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase | |||||
| 8 | 13 contacts → | ||||
Exact match “We help organisations get better at Security Operations and Cyber Threat Intelligence with specialised consulting, engineering, and managed security platforms.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase | |||||
| 9 | 12 contacts → | ||||
Exact match “Forensic IT is a specialised cyber security firm with expertise in Digital Forensics and Incident Response (DFIR), and securing Industrial Control Systems (CIS).” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase | |||||
| 10 | 12 contacts → | ||||
Exact match “Secured Enterprise is a globally recognized pioneer in online cyber security that collaborate with businesses in Australia, Europe, South Africa, North America, and New Zealand.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase | |||||
| 11 | 8 contacts → | ||||
Exact match “Cyber Range, SOC designing and implementation, risk and security assessment.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase | |||||
| 12 | 6 contacts → | ||||
Exact match “ShadowLens is a cyber-security services and solutions provider that specialises in the synergy between users and data to protect digital information.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase | |||||
| 13 | 5 contacts → | ||||
Exact match “At CyberZone Global, we provide expert cyber advisory, security testing, consulting, Artificial Intelligence and cyber security training services tailored to your organisation’s…” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase | |||||
| 14 | 5 contacts → | ||||
Exact match “At Trinity we are dedicated to providing our clients with the best possible customer experience while ensuring their safety and security in the digital world.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase | |||||
| 15 | 5 contacts → | ||||
Exact match “Cyber Forte is an Australian owned Cyber Security company with headquarters in Melbourne.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase | |||||
| 16 | 3 contacts → | ||||
Exact match “Sicarius is an Australian cybersecurity firm offering three services: Beacon, a continuous security posture monitoring platform for Australian AFFORDABILITY TAILORED FOR SMALL…” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase | |||||
| 17 | 3 contacts → | ||||
Exact match “Tawfik Consulting is a dynamic consulting company with subject matter experts is logistics, system engineering and cyber security.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase | |||||
| 18 | 3 contacts → | ||||
Exact match “In a world where the digital landscape is constantly evolving and cyber threats are becoming increasingly sophisticated, it's crucial for organizations to be proactive in…” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase | |||||
| 19 | 2 contacts → | ||||
Exact match “Pure Security is part of the Tesserent group, and is rebranding as Tesserent - Australia's largest ASX listed cybersecurity company (ASX:TNT).” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase | |||||
| 20 | 2 contacts → | ||||
Exact match “Products and services” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase | |||||
| 21 | 1 contacts → | ||||
Exact match “Proudly Australian-owned, InTec1 is a leading provider of professional security consulting services to the government, commercial and critical infrastructure sectors.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase | |||||
| 22 | 1 contacts → | ||||
Exact match “AI Managed Service Provider.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase | |||||
| 23 | 1 contacts → | ||||
Exact match “Quality IT Security Services Cashel Group is a niche Cyber Security Services Company.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase | |||||
| 24 | 1 contacts → | ||||
Exact match “Our cybersecurity services include, but are not limited to: Network Security: Fortify your network against unauthorized access, data breaches, and other cyber threats with our…” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase | |||||
| 25 | 1 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 · Sep 10, 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 “defense cybersecurity 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 70 defense cybersecurity companies based in Melbourne, Australia
See the full list, filter by size, metro and specialty, and access 198 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Defense cybersecurity companies based in Melbourne, Australia at a glance
As of Sep 10, 2026Companies by employee count
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 12.0dCompany record updated
Median 61.0dHow 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 Melbourne, Australia whose business descriptions match “defense 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 198 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 10, 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.
Defense 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 “defense cybersecurity companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many defense cybersecurity companies are there based in Melbourne, Australia?
RevenueBase identified 70 company matches for defense cybersecurity companies associated with Melbourne, 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?
Triskele Labs tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in Australia has the most defense cybersecurity companies?
Sydney leads Australia with 73 company records, followed by Melbourne (71) and Brisbane (34).
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 198 professional contacts with verified work emails tracked across these 70 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 10, 2026.
Ready to reach these companies? Verified emails and direct dials for all 70 defense cybersecurity companies based in Melbourne, Australia. Start with a free account, no credit card.
Download this list →Related lists
Defense cybersecurity companies by geography
- Defense cybersecurity companies based in the United States
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- Defense cybersecurity companies based in Canada
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- Defense cybersecurity companies based in Australia
- Defense cybersecurity companies based in Germany
- Defense cybersecurity companies based in Mexico
- Defense cybersecurity companies based in Spain
- Defense cybersecurity companies based in Italy
- Defense cybersecurity companies based in Israel
- Defense cybersecurity companies based in the Netherlands
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.
More company lists
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- Defense cybersecurity companies based in the United States
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- Defense cybersecurity companies based in Canada
- Defense cybersecurity companies based in Brazil
- Defense cybersecurity companies based in France
- Defense cybersecurity companies based in Australia
Company intelligence · public preview
Top 25 defense cybersecurity companies based in Melbourne, Australia
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 70 matching company records for defense cybersecurity companies based in Melbourne, Australia, with 669 tracked contacts and 198 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 10, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 defense cybersecurity companies based in Melbourne, Australia
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Triskele Labstriskelelabs.comHQ: Melbourne, AustraliaReported employees: 51-200 | Melbourne, Australia | 51-200 | Exact match | 123 contacts → |
“Triskele Labs is one of Australia’s fastest growing cybersecurity companies.” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  C4ic4i.comHQ: Melbourne, AustraliaReported employees: 51-200 | Melbourne, Australia | 51-200 | Exact match | 59 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 3 |  Dimiya Techdimiyatech.com.auHQ: Melbourne, AustraliaReported employees: 51-200 | Melbourne, Australia | 51-200 | Exact match | 50 contacts → |
“DIMIYA Tech is a Melbourne, Australia based- global Cybersecurity and IT services provider supporting organizations that require secure, scalable, and high-performance technology…” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Wipro Sheldeampion.com.auHQ: Melbourne, AustraliaReported employees: 51-200 | Melbourne, Australia | 51-200 | Exact match | 47 contacts → |
“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 description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Borderless CSborderlesscs.com.auHQ: Melbourne, AustraliaReported employees: 11-50 | Melbourne, Australia | 11-50 | Exact match | 26 contacts → |
“About Us - Australia’s leading cybersecurity specialist, delivering comprehensive protection by Australian-based consultants only-no offshore teams- 100% cybersecurity-focused…” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Tanto Securitytantosec.comHQ: Melbourne, AustraliaReported employees: 11-50 | Melbourne, Australia | 11-50 | Exact match | 19 contacts → |
“We provide offensive cyber security services to world leading organisations.” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Cyberseconcybersecon.comHQ: Melbourne, AustraliaReported employees: 11-50 | Melbourne, Australia | 11-50 | Exact match | 18 contacts → |
“CyberSecOn is an Information security company with a presence in Australia, USA and India.” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Cosivecosive.comHQ: Melbourne, AustraliaReported employees: 11-50 | Melbourne, Australia | 11-50 | Exact match | 13 contacts → |
“We help organisations get better at Security Operations and Cyber Threat Intelligence with specialised consulting, engineering, and managed security platforms.” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Forensic ITforensicit.com.auHQ: Melbourne, AustraliaReported employees: 11-50 | Melbourne, Australia | 11-50 | Exact match | 12 contacts → |
“Forensic IT is a specialised cyber security firm with expertise in Digital Forensics and Incident Response (DFIR), and securing Industrial Control Systems (CIS).” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Secured Enterprisesecuredenterprise.comHQ: Melbourne, AustraliaReported employees: 51-200 | Melbourne, Australia | 51-200 | Exact match | 12 contacts → |
“Secured Enterprise is a globally recognized pioneer in online cyber security that collaborate with businesses in Australia, Europe, South Africa, North America, and New Zealand.” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Security Impossiblesecurityimpossible.comHQ: Melbourne, AustraliaReported employees: 1-10 | Melbourne, Australia | 1-10 | Exact match | 8 contacts → |
“Cyber Range, SOC designing and implementation, risk and security assessment.” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Shadowlensshadowlens.com.auHQ: Melbourne, AustraliaReported employees: 11-50 | Melbourne, Australia | 11-50 | Exact match | 6 contacts → |
“ShadowLens is a cyber-security services and solutions provider that specialises in the synergy between users and data to protect digital information.” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Cyberzone Globalcyberzoneglobal.com.auHQ: Melbourne, AustraliaReported employees: 1-10 | Melbourne, Australia | 1-10 | Exact match | 5 contacts → |
“At CyberZone Global, we provide expert cyber advisory, security testing, consulting, Artificial Intelligence and cyber security training services tailored to your organisation’s…” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Trinity Cyber Securitytrinitysecurity.auHQ: Melbourne, AustraliaReported employees: 1-10 | Melbourne, Australia | 1-10 | Exact match | 5 contacts → |
“At Trinity we are dedicated to providing our clients with the best possible customer experience while ensuring their safety and security in the digital world.” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Cyber Fortecyberforte.com.auHQ: Melbourne, AustraliaReported employees: 11-50 | Melbourne, Australia | 11-50 | Exact match | 5 contacts → |
“Cyber Forte is an Australian owned Cyber Security company with headquarters in Melbourne.” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Sicariussicarius.com.auHQ: Melbourne, AustraliaReported employees: 1-10 | Melbourne, Australia | 1-10 | Exact match | 3 contacts → |
“Sicarius is an Australian cybersecurity firm offering three services: Beacon, a continuous security posture monitoring platform for Australian AFFORDABILITY TAILORED FOR SMALL…” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Tawfik Consultingtawfikconsulting.com.auHQ: Melbourne, AustraliaReported employees: 1-10 | Melbourne, Australia | 1-10 | Exact match | 3 contacts → |
“Tawfik Consulting is a dynamic consulting company with subject matter experts is logistics, system engineering and cyber security.” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Stratus Securitystratussecurity.comHQ: Melbourne, AustraliaReported employees: 1-10 | Melbourne, Australia | 1-10 | Exact match | 3 contacts → |
“In a world where the digital landscape is constantly evolving and cyber threats are becoming increasingly sophisticated, it's crucial for organizations to be proactive in…” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Pure.Security A Tesserent Companypure.security HQ: Melbourne, AustraliaReported employees: 51-200 | Melbourne, Australia | 51-200 | Exact match | 2 contacts → |
“Pure Security is part of the Tesserent group, and is rebranding as Tesserent - Australia's largest ASX listed cybersecurity company (ASX:TNT).” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Cyber XLcyberxl.com.auHQ: Melbourne, AustraliaReported employees: 1-10 | Melbourne, Australia | 1-10 | Exact match | 2 contacts → |
“Products and services” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Intec1intec1.com.auHQ: Melbourne, AustraliaReported employees: 51-200 | Melbourne, Australia | 51-200 | Exact match | 1 contacts → |
“Proudly Australian-owned, InTec1 is a leading provider of professional security consulting services to the government, commercial and critical infrastructure sectors.” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  ZK Techzktech.com.auHQ: Melbourne, AustraliaReported employees: 1-10 | Melbourne, Australia | 1-10 | Exact match | 1 contacts → |
“AI Managed Service Provider.” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Cashel Group Consulting PTY LTDcashelgroup.com.auHQ: Melbourne, AustraliaReported employees: 1-10 | Melbourne, Australia | 1-10 | Exact match | 1 contacts → |
“Quality IT Security Services Cashel Group is a niche Cyber Security Services Company.” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  F8 Cybersecf8cybersec.comHQ: Melbourne, AustraliaReported employees: 1-10 | Melbourne, Australia | 1-10 | Exact match | 1 contacts → |
“Our cybersecurity services include, but are not limited to: Network Security: Fortify your network against unauthorized access, data breaches, and other cyber threats with our…” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Alias ITaliasit.netHQ: Melbourne, AustraliaReported employees: 1-10 | Melbourne, Australia | 1-10 | Exact match | 1 contacts → |
“Cyber Security and IT Consulting Services Alias IT provides cyber security architecture, consulting and design services for enterprise-scale technology systems.” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 70 company matches
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Defense cybersecurity companies: dataset insights
September 10, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
70 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 12.0dCompany record updated
Median 61.0dHow this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 10, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Defense cybersecurity companies by metro in Australia
Questions about this company list
What does Exact match mean for defense cybersecurity companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many defense cybersecurity companies did RevenueBase find based in Melbourne, Australia?
The saved snapshot records 70 matching company records, 669 tracked contacts and 198 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 10, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Defense cybersecurity companies by geography
- Defense cybersecurity companies based in the United States
- Defense cybersecurity companies based in the United Kingdom
- Defense cybersecurity companies based in Canada
- Defense cybersecurity companies based in Brazil
- Defense cybersecurity companies based in France
- Defense cybersecurity companies based in Australia
- Defense cybersecurity companies based in Germany
- Defense cybersecurity companies based in Mexico
- Defense cybersecurity companies based in Spain
- Defense cybersecurity companies based in Italy
- Defense cybersecurity companies based in Israel
- Defense cybersecurity companies based in the Netherlands
Cite this list
RevenueBase Data Team. Top 25 defense cybersecurity companies based in Melbourne, Australia. Snapshot: September 10, 2026. https://revenuebase.ai/companies/defense-cybersecurity-companies/australia/melbourne.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Defense cybersecurity companies based in the United States
- Defense cybersecurity companies based in the United Kingdom
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Company intelligence · public preview
Top 25 defense cybersecurity companies based in Melbourne, Australia
RevenueBase records 70 matching company records for defense cybersecurity companies based in Melbourne, Australia, with 669 tracked contacts and 198 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 10, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 defense cybersecurity companies based in Melbourne, Australia
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Triskele Labstriskelelabs.com HQ: Melbourne, AustraliaReported employees: 51-200 | Melbourne, Australia | 51-200 | Exact match | 123 contacts → |
“Triskele Labs is one of Australia’s fastest growing cybersecurity companies.” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | C4ic4i.com HQ: Melbourne, AustraliaReported employees: 51-200 | Melbourne, Australia | 51-200 | Exact match | 59 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 3 | Dimiya Techdimiyatech.com.au HQ: Melbourne, AustraliaReported employees: 51-200 | Melbourne, Australia | 51-200 | Exact match | 50 contacts → |
“DIMIYA Tech is a Melbourne, Australia based- global Cybersecurity and IT services provider supporting organizations that require secure, scalable, and high-performance technology…” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Wipro Sheldeampion.com.au HQ: Melbourne, AustraliaReported employees: 51-200 | Melbourne, Australia | 51-200 | Exact match | 47 contacts → |
“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 description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Borderless CSborderlesscs.com.au HQ: Melbourne, AustraliaReported employees: 11-50 | Melbourne, Australia | 11-50 | Exact match | 26 contacts → |
“About Us - Australia’s leading cybersecurity specialist, delivering comprehensive protection by Australian-based consultants only-no offshore teams- 100% cybersecurity-focused…” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Tanto Securitytantosec.com HQ: Melbourne, AustraliaReported employees: 11-50 | Melbourne, Australia | 11-50 | Exact match | 19 contacts → |
“We provide offensive cyber security services to world leading organisations.” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Cyberseconcybersecon.com HQ: Melbourne, AustraliaReported employees: 11-50 | Melbourne, Australia | 11-50 | Exact match | 18 contacts → |
“CyberSecOn is an Information security company with a presence in Australia, USA and India.” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Cosivecosive.com HQ: Melbourne, AustraliaReported employees: 11-50 | Melbourne, Australia | 11-50 | Exact match | 13 contacts → |
“We help organisations get better at Security Operations and Cyber Threat Intelligence with specialised consulting, engineering, and managed security platforms.” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Forensic ITforensicit.com.au HQ: Melbourne, AustraliaReported employees: 11-50 | Melbourne, Australia | 11-50 | Exact match | 12 contacts → |
“Forensic IT is a specialised cyber security firm with expertise in Digital Forensics and Incident Response (DFIR), and securing Industrial Control Systems (CIS).” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Secured Enterprisesecuredenterprise.com HQ: Melbourne, AustraliaReported employees: 51-200 | Melbourne, Australia | 51-200 | Exact match | 12 contacts → |
“Secured Enterprise is a globally recognized pioneer in online cyber security that collaborate with businesses in Australia, Europe, South Africa, North America, and New Zealand.” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Security Impossiblesecurityimpossible.com HQ: Melbourne, AustraliaReported employees: 1-10 | Melbourne, Australia | 1-10 | Exact match | 8 contacts → |
“Cyber Range, SOC designing and implementation, risk and security assessment.” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Shadowlensshadowlens.com.au HQ: Melbourne, AustraliaReported employees: 11-50 | Melbourne, Australia | 11-50 | Exact match | 6 contacts → |
“ShadowLens is a cyber-security services and solutions provider that specialises in the synergy between users and data to protect digital information.” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Cyberzone Globalcyberzoneglobal.com.au HQ: Melbourne, AustraliaReported employees: 1-10 | Melbourne, Australia | 1-10 | Exact match | 5 contacts → |
“At CyberZone Global, we provide expert cyber advisory, security testing, consulting, Artificial Intelligence and cyber security training services tailored to your organisation’s…” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Trinity Cyber Securitytrinitysecurity.au HQ: Melbourne, AustraliaReported employees: 1-10 | Melbourne, Australia | 1-10 | Exact match | 5 contacts → |
“At Trinity we are dedicated to providing our clients with the best possible customer experience while ensuring their safety and security in the digital world.” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Cyber Fortecyberforte.com.au HQ: Melbourne, AustraliaReported employees: 11-50 | Melbourne, Australia | 11-50 | Exact match | 5 contacts → |
“Cyber Forte is an Australian owned Cyber Security company with headquarters in Melbourne.” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Sicariussicarius.com.au HQ: Melbourne, AustraliaReported employees: 1-10 | Melbourne, Australia | 1-10 | Exact match | 3 contacts → |
“Sicarius is an Australian cybersecurity firm offering three services: Beacon, a continuous security posture monitoring platform for Australian AFFORDABILITY TAILORED FOR SMALL…” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Tawfik Consultingtawfikconsulting.com.au HQ: Melbourne, AustraliaReported employees: 1-10 | Melbourne, Australia | 1-10 | Exact match | 3 contacts → |
“Tawfik Consulting is a dynamic consulting company with subject matter experts is logistics, system engineering and cyber security.” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Stratus Securitystratussecurity.com HQ: Melbourne, AustraliaReported employees: 1-10 | Melbourne, Australia | 1-10 | Exact match | 3 contacts → |
“In a world where the digital landscape is constantly evolving and cyber threats are becoming increasingly sophisticated, it's crucial for organizations to be proactive in…” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Pure.Security A Tesserent Companypure.security HQ: Melbourne, AustraliaReported employees: 51-200 | Melbourne, Australia | 51-200 | Exact match | 2 contacts → |
“Pure Security is part of the Tesserent group, and is rebranding as Tesserent - Australia's largest ASX listed cybersecurity company (ASX:TNT).” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Cyber XLcyberxl.com.au HQ: Melbourne, AustraliaReported employees: 1-10 | Melbourne, Australia | 1-10 | Exact match | 2 contacts → |
“Products and services” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Intec1intec1.com.au HQ: Melbourne, AustraliaReported employees: 51-200 | Melbourne, Australia | 51-200 | Exact match | 1 contacts → |
“Proudly Australian-owned, InTec1 is a leading provider of professional security consulting services to the government, commercial and critical infrastructure sectors.” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | ZK Techzktech.com.au HQ: Melbourne, AustraliaReported employees: 1-10 | Melbourne, Australia | 1-10 | Exact match | 1 contacts → |
“AI Managed Service Provider.” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Cashel Group Consulting PTY LTDcashelgroup.com.au HQ: Melbourne, AustraliaReported employees: 1-10 | Melbourne, Australia | 1-10 | Exact match | 1 contacts → |
“Quality IT Security Services Cashel Group is a niche Cyber Security Services Company.” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | F8 Cybersecf8cybersec.com HQ: Melbourne, AustraliaReported employees: 1-10 | Melbourne, Australia | 1-10 | Exact match | 1 contacts → |
“Our cybersecurity services include, but are not limited to: Network Security: Fortify your network against unauthorized access, data breaches, and other cyber threats with our…” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Alias ITaliasit.net HQ: Melbourne, AustraliaReported employees: 1-10 | Melbourne, Australia | 1-10 | Exact match | 1 contacts → |
“Cyber Security and IT Consulting Services Alias IT provides cyber security architecture, consulting and design services for enterprise-scale technology systems.” Recorded description excerpt · September 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Defense cybersecurity companies: dataset insights
September 10, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
70 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 12.0dCompany record updated
Median 61.0dHow this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 10, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Defense cybersecurity companies by metro in Australia
Questions about this company list
What does Exact match mean for defense cybersecurity companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many defense cybersecurity companies did RevenueBase find based in Melbourne, Australia?
The saved snapshot records 70 matching company records, 669 tracked contacts and 198 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 10, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 defense cybersecurity companies based in Melbourne, Australia. Snapshot: September 10, 2026. https://revenuebase.ai/companies/defense-cybersecurity-companies/australia/melbourne.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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