Company lists · Data refreshed September 2026
Top 25 IT security managed services based in Australia
RevenueBase identified 922 company matches for IT security managed services associated with Australia as of September 2026 and tracks 8,606 professional contacts across them, including 4,034 with verified work emails. Sydney is the largest hub.
This list covers company matches for IT security managed 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 21, 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 IT security managed services based in Australia
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 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 21, 2026 · View company records in RevenueBase | |||||
| 2 | 283 contacts → | ||||
Exact match “Your IT provider keeps the lights on.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 3 | 184 contacts → | ||||
Exact match “Since 1998, blueAPACHE has been helping organisations access technology to their business advantage.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 4 | 167 contacts → | ||||
Exact match “Virtual IT Group is Australia & New Zealand's leading managed IT cybersecurity provider.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 5 | 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 21, 2026 · View company records in RevenueBase | |||||
| 6 | 123 contacts → | ||||
Exact match “Triskele Labs is one of Australia’s fastest growing cybersecurity companies.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 7 | 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 21, 2026 · View company records in RevenueBase | |||||
| 8 | 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 21, 2026 · View company records in RevenueBase | |||||
| 9 | 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 21, 2026 · View company records in RevenueBase | |||||
| 10 | 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 21, 2026 · View company records in RevenueBase | |||||
| 11 | 96 contacts → | ||||
Exact match “Welcome to Platinum Technology.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 12 | 93 contacts → | ||||
Exact match “Australia’s cyber-first Managed Service Provider and true technology partner.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 13 | 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 21, 2026 · View company records in RevenueBase | |||||
| 14 | 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 21, 2026 · View company records in RevenueBase | |||||
| 15 | 76 contacts → | ||||
Exact match “CNS takes pride in our ability to deliver successful solutions to our customers.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 16 | 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 21, 2026 · View company records in RevenueBase | |||||
| 17 | 72 contacts → | ||||
Exact match “Active IT is a team of qualified and experienced computer professionals dedicated to providing fast and reliable IT services and solutions for small-to-medium size businesses in…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 18 | 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 21, 2026 · View company records in RevenueBase | |||||
| 19 | 57 contacts → | ||||
Exact match “IPSec are specialists in information asset and cyber protection; security experts who know how to mitigate cyber risk by assisting in the protection of valuable intelligence…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 20 | 51 contacts → | ||||
Exact match “Welcome to Fortis Security, founded in September of 2013, Fortis has grown year on year with customer support.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 21 | 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 21, 2026 · View company records in RevenueBase | |||||
| 22 | 47 contacts → | ||||
Exact match “OneTeam IT - means you’ll be benefitting from over 60 years of collective experience in maximising return on IT investments.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 23 | 47 contacts → | ||||
Exact match “Systima is an end-to-end, Managed IT Services Provider offering proactive network support and maintenance, strategy and planning, and holistic IT Management for small to medium…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 24 | 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 21, 2026 · View company records in RevenueBase | |||||
| 25 | 46 contacts → | ||||
Exact match “ABTechnologies is a leading Managed IT Services, Security and Cloud Solutions provider to the Small and Medium Business market throughout Australia.” Recorded in the RevenueBase company graph · Sep 21, 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 “IT security managed 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 922 IT security managed services based in Australia
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IT security managed services based in Australia at a glance
As of Sep 21, 2026Companies by employee count
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 922 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 “IT security managed 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 4,034 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 21, 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.
IT security managed 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 “IT security managed services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many IT security managed services are there based in Australia?
RevenueBase identified 922 company matches for IT security managed 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 IT security managed services?
Sydney leads with 132 company records, followed by Melbourne (127) and Brisbane (58).
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 4,034 professional contacts with verified work emails tracked across these 922 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 21, 2026.
Ready to reach these companies? Verified emails and direct dials for all 922 IT security managed services based in Australia. Start with a free account, no credit card.
Download this list →Related lists
IT security managed services by geography
- IT security managed services based in Brisbane, Australia
- IT security managed services based in Melbourne, Australia
- IT security managed services based in Sydney, Australia
- IT security managed services based in Belo Horizonte, Brazil
- IT security managed services based in Curitiba, Brazil
- IT security managed services based in Rio De Janeiro, Brazil
- IT security managed services based in Sao Paulo, Brazil
- IT security managed services based in Calgary, Canada
- IT security managed services based in Edmonton, Canada
- IT security managed services based in Mississauga, Canada
- IT security managed services based in Montreal, Canada
- IT security managed services based in Ottawa, Canada
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
- All company lists
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- New lists
- IT security managed services based in Brisbane, Australia
- IT security managed services based in Melbourne, Australia
- IT security managed services based in Sydney, Australia
- IT security managed services based in Belo Horizonte, Brazil
- IT security managed services based in Curitiba, Brazil
- IT security managed services based in Rio De Janeiro, Brazil
Company intelligence · public preview
Top 25 IT security managed services based in Australia
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 922 matching company records for IT security managed services based in Australia, with 8,606 tracked contacts and 4,034 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 21, 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 IT security managed services based in 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 |  Centorrino Technologiesct.com.auHQ: Coburg, AustraliaReported employees: 201-500 | Coburg, Australia | 201-500 | Exact match | 352 contacts → |
“We are an Australian-owned, full-service ICT Solutions and Cyber Security provider with a locally based team of over 450 passionate Aussies.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  First Focus AUfirstfocus.com.auHQ: Mascot, AustraliaReported employees: 201-500 | Mascot, Australia | 201-500 | Exact match | 283 contacts → |
“Your IT provider keeps the lights on.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Blueapacheblueapache.comHQ: Melbourne, AustraliaReported employees: 201-500 | Melbourne, Australia | 201-500 | Exact match | 184 contacts → |
“Since 1998, blueAPACHE has been helping organisations access technology to their business advantage.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Virtual IT Group Vitgvitg.com.auHQ: Sydney, AustraliaReported employees: 201-500 | Sydney, Australia | 201-500 | Exact match | 167 contacts → |
“Virtual IT Group is Australia & New Zealand's leading managed IT cybersecurity provider.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Ongc Systemsongc.com.auHQ: Arundel, AustraliaReported employees: Not recorded | Arundel, Australia | Not recorded | Exact match | 166 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Infotrustinfotrust.com.auHQ: Sydney, AustraliaReported employees: 201-500 | Sydney, Australia | 201-500 | Exact match | 122 contacts → |
“Infotrust (ITS) is Australia’s leading cyber security and managed technology services provider listed on the ASX.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Exigo Techexigotech.coHQ: Norwest, AustraliaReported employees: 51-200 | Norwest, Australia | 51-200 | Exact match | 119 contacts → |
“At Exigo Tech, we believe that technology should be simple, accessible, and a catalyst for business success.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Renew ITrenew-it.comHQ: Lane Cove West, AustraliaReported employees: 51-200 | Lane Cove West, Australia | 51-200 | Exact match | 115 contacts → |
“Innovative Managed Services: Bridging Assets, Systems, and Security Welcome to Renew IT, your trusted partner in delivering comprehensive managed services, systems integration…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Advance Vision Technologyavtech.com.auHQ: Vic, AustraliaReported employees: 51-200 | Vic, Australia | 51-200 | Exact match | 96 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Platinum Technologyplatinumtechnology.com.auHQ: Norwest, AustraliaReported employees: 11-50 | Norwest, Australia | 11-50 | Exact match | 96 contacts → |
“Welcome to Platinum Technology.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Kaine Mathrick Techkmtech.com.auHQ: Port Melbourne, AustraliaReported employees: 51-200 | Port Melbourne, Australia | 51-200 | Exact match | 93 contacts → |
“Australia’s cyber-first Managed Service Provider and true technology partner.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Experteqexperteq.comHQ: Sydney, AustraliaReported employees: 51-200 | Sydney, Australia | 51-200 | Exact match | 90 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Secure Agilitysecureagility.comHQ: Sydney, AustraliaReported employees: 51-200 | Sydney, Australia | 51-200 | Exact match | 87 contacts → |
“Secure Agility is a Australian-based technology partner specialising in secure managed IT services for NSW government, enterprise and mid-market organisations.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  CNScns.globalHQ: North Sydney, AustraliaReported employees: 51-200 | North Sydney, Australia | 51-200 | Exact match | 76 contacts → |
“CNS takes pride in our ability to deliver successful solutions to our customers.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Stickmancyberstickmancyber.comHQ: Macquarie Park, AustraliaReported employees: 51-200 | Macquarie Park, Australia | 51-200 | Exact match | 72 contacts → |
“At StickmanCyber we are on a mission to create a digital world that is safe for everyone.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Active ITactiveit.com.auHQ: Parramatta, AustraliaReported employees: Not recorded | Parramatta, Australia | Not recorded | Exact match | 72 contacts → |
“Active IT is a team of qualified and experienced computer professionals dedicated to providing fast and reliable IT services and solutions for small-to-medium size businesses in…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Northbridge Systemsnorth-bridge.com.auHQ: Sydney, AustraliaReported employees: 51-200 | Sydney, Australia | 51-200 | Exact match | 70 contacts → |
“Northbridge is an Australian-owned cybersecurity services provider with more than 25 years’ experience delivering engineered, integrated and fully managed security services to…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Ipsec PTY LTDipsec.com.auHQ: Cremorne, AustraliaReported employees: 11-50 | Cremorne, Australia | 11-50 | Exact match | 57 contacts → |
“IPSec are specialists in information asset and cyber protection; security experts who know how to mitigate cyber risk by assisting in the protection of valuable intelligence…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Fortis Securityfortissecurity.com.auHQ: Melbourne, AustraliaReported employees: 51-200 | Melbourne, Australia | 51-200 | Exact match | 51 contacts → |
“Welcome to Fortis Security, founded in September of 2013, Fortis has grown year on year with customer support.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Oneteam IT PTY LTDoneteamit.com.auHQ: Toowong, AustraliaReported employees: 51-200 | Toowong, Australia | 51-200 | Exact match | 47 contacts → |
“OneTeam IT - means you’ll be benefitting from over 60 years of collective experience in maximising return on IT investments.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Systimasystima.com.auHQ: Melbourne, AustraliaReported employees: 11-50 | Melbourne, Australia | 11-50 | Exact match | 47 contacts → |
“Systima is an end-to-end, Managed IT Services Provider offering proactive network support and maintenance, strategy and planning, and holistic IT Management for small to medium…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Alliance Business Technologiesabtechnologies.com.auHQ: Brisbane, AustraliaReported employees: 51-200 | Brisbane, Australia | 51-200 | Exact match | 46 contacts → |
“ABTechnologies is a leading Managed IT Services, Security and Cloud Solutions provider to the Small and Medium Business market throughout Australia.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 922 company matches
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IT security managed services: dataset insights
September 21, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
917 records in the displayed employee bands.
5 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 922 companies.
How 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.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
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 21, 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 ↗
IT security managed services by metro
Questions about this company list
What does Exact match mean for IT security managed services?
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 IT security managed services did RevenueBase find based in Australia?
The saved snapshot records 922 matching company records, 8,606 tracked contacts and 4,034 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 21, 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
IT security managed services by geography
- IT security managed services based in Brisbane, Australia
- IT security managed services based in Melbourne, Australia
- IT security managed services based in Sydney, Australia
- IT security managed services based in Belo Horizonte, Brazil
- IT security managed services based in Curitiba, Brazil
- IT security managed services based in Rio De Janeiro, Brazil
- IT security managed services based in Sao Paulo, Brazil
- IT security managed services based in Calgary, Canada
- IT security managed services based in Edmonton, Canada
- IT security managed services based in Mississauga, Canada
- IT security managed services based in Montreal, Canada
- IT security managed services based in Ottawa, Canada
Cite this list
RevenueBase Data Team. Top 25 IT security managed services based in Australia. Snapshot: September 21, 2026. https://revenuebase.ai/companies/it-security-managed-services/australia.
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
- IT security managed services based in Brisbane, Australia
- IT security managed services based in Melbourne, Australia
- IT security managed services based in Sydney, Australia
- IT security managed services based in Belo Horizonte, Brazil
- IT security managed services based in Curitiba, Brazil
- IT security managed services based in Rio De Janeiro, Brazil
Company intelligence · public preview
Top 25 IT security managed services based in Australia
RevenueBase records 922 matching company records for IT security managed services based in Australia, with 8,606 tracked contacts and 4,034 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 21, 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 IT security managed services based in 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 | Centorrino Technologiesct.com.au HQ: Coburg, AustraliaReported employees: 201-500 | Coburg, Australia | 201-500 | Exact match | 352 contacts → |
“We are an Australian-owned, full-service ICT Solutions and Cyber Security provider with a locally based team of over 450 passionate Aussies.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | First Focus AUfirstfocus.com.au HQ: Mascot, AustraliaReported employees: 201-500 | Mascot, Australia | 201-500 | Exact match | 283 contacts → |
“Your IT provider keeps the lights on.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Blueapacheblueapache.com HQ: Melbourne, AustraliaReported employees: 201-500 | Melbourne, Australia | 201-500 | Exact match | 184 contacts → |
“Since 1998, blueAPACHE has been helping organisations access technology to their business advantage.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Virtual IT Group Vitgvitg.com.au HQ: Sydney, AustraliaReported employees: 201-500 | Sydney, Australia | 201-500 | Exact match | 167 contacts → |
“Virtual IT Group is Australia & New Zealand's leading managed IT cybersecurity provider.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Ongc Systemsongc.com.au HQ: Arundel, AustraliaReported employees: Not recorded | Arundel, Australia | Not recorded | Exact match | 166 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | 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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Infotrustinfotrust.com.au HQ: Sydney, AustraliaReported employees: 201-500 | Sydney, Australia | 201-500 | Exact match | 122 contacts → |
“Infotrust (ITS) is Australia’s leading cyber security and managed technology services provider listed on the ASX.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Exigo Techexigotech.co HQ: Norwest, AustraliaReported employees: 51-200 | Norwest, Australia | 51-200 | Exact match | 119 contacts → |
“At Exigo Tech, we believe that technology should be simple, accessible, and a catalyst for business success.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Renew ITrenew-it.com HQ: Lane Cove West, AustraliaReported employees: 51-200 | Lane Cove West, Australia | 51-200 | Exact match | 115 contacts → |
“Innovative Managed Services: Bridging Assets, Systems, and Security Welcome to Renew IT, your trusted partner in delivering comprehensive managed services, systems integration…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Advance Vision Technologyavtech.com.au HQ: Vic, AustraliaReported employees: 51-200 | Vic, Australia | 51-200 | Exact match | 96 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Platinum Technologyplatinumtechnology.com.au HQ: Norwest, AustraliaReported employees: 11-50 | Norwest, Australia | 11-50 | Exact match | 96 contacts → |
“Welcome to Platinum Technology.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Kaine Mathrick Techkmtech.com.au HQ: Port Melbourne, AustraliaReported employees: 51-200 | Port Melbourne, Australia | 51-200 | Exact match | 93 contacts → |
“Australia’s cyber-first Managed Service Provider and true technology partner.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Experteqexperteq.com HQ: Sydney, AustraliaReported employees: 51-200 | Sydney, Australia | 51-200 | Exact match | 90 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Secure Agilitysecureagility.com HQ: Sydney, AustraliaReported employees: 51-200 | Sydney, Australia | 51-200 | Exact match | 87 contacts → |
“Secure Agility is a Australian-based technology partner specialising in secure managed IT services for NSW government, enterprise and mid-market organisations.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | CNScns.global HQ: North Sydney, AustraliaReported employees: 51-200 | North Sydney, Australia | 51-200 | Exact match | 76 contacts → |
“CNS takes pride in our ability to deliver successful solutions to our customers.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Stickmancyberstickmancyber.com HQ: Macquarie Park, AustraliaReported employees: 51-200 | Macquarie Park, Australia | 51-200 | Exact match | 72 contacts → |
“At StickmanCyber we are on a mission to create a digital world that is safe for everyone.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Active ITactiveit.com.au HQ: Parramatta, AustraliaReported employees: Not recorded | Parramatta, Australia | Not recorded | Exact match | 72 contacts → |
“Active IT is a team of qualified and experienced computer professionals dedicated to providing fast and reliable IT services and solutions for small-to-medium size businesses in…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Northbridge Systemsnorth-bridge.com.au HQ: Sydney, AustraliaReported employees: 51-200 | Sydney, Australia | 51-200 | Exact match | 70 contacts → |
“Northbridge is an Australian-owned cybersecurity services provider with more than 25 years’ experience delivering engineered, integrated and fully managed security services to…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Ipsec PTY LTDipsec.com.au HQ: Cremorne, AustraliaReported employees: 11-50 | Cremorne, Australia | 11-50 | Exact match | 57 contacts → |
“IPSec are specialists in information asset and cyber protection; security experts who know how to mitigate cyber risk by assisting in the protection of valuable intelligence…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Fortis Securityfortissecurity.com.au HQ: Melbourne, AustraliaReported employees: 51-200 | Melbourne, Australia | 51-200 | Exact match | 51 contacts → |
“Welcome to Fortis Security, founded in September of 2013, Fortis has grown year on year with customer support.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | 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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Oneteam IT PTY LTDoneteamit.com.au HQ: Toowong, AustraliaReported employees: 51-200 | Toowong, Australia | 51-200 | Exact match | 47 contacts → |
“OneTeam IT - means you’ll be benefitting from over 60 years of collective experience in maximising return on IT investments.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Systimasystima.com.au HQ: Melbourne, AustraliaReported employees: 11-50 | Melbourne, Australia | 11-50 | Exact match | 47 contacts → |
“Systima is an end-to-end, Managed IT Services Provider offering proactive network support and maintenance, strategy and planning, and holistic IT Management for small to medium…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | 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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Alliance Business Technologiesabtechnologies.com.au HQ: Brisbane, AustraliaReported employees: 51-200 | Brisbane, Australia | 51-200 | Exact match | 46 contacts → |
“ABTechnologies is a leading Managed IT Services, Security and Cloud Solutions provider to the Small and Medium Business market throughout Australia.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 922 company matches
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IT security managed services: dataset insights
September 21, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
917 records in the displayed employee bands.
5 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 922 companies.
How 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.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
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 21, 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 ↗
IT security managed services by metro
Questions about this company list
What does Exact match mean for IT security managed services?
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 IT security managed services did RevenueBase find based in Australia?
The saved snapshot records 922 matching company records, 8,606 tracked contacts and 4,034 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 21, 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
IT security managed services by geography
- IT security managed services based in Brisbane, Australia
- IT security managed services based in Melbourne, Australia
- IT security managed services based in Sydney, Australia
- IT security managed services based in Belo Horizonte, Brazil
- IT security managed services based in Curitiba, Brazil
- IT security managed services based in Rio De Janeiro, Brazil
- IT security managed services based in Sao Paulo, Brazil
- IT security managed services based in Calgary, Canada
- IT security managed services based in Edmonton, Canada
- IT security managed services based in Mississauga, Canada
- IT security managed services based in Montreal, Canada
- IT security managed services based in Ottawa, Canada
Cite this list
RevenueBase Data Team. Top 25 IT security managed services based in Australia. Snapshot: September 21, 2026. https://revenuebase.ai/companies/it-security-managed-services/australia.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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- IT security managed services based in Belo Horizonte, Brazil
- IT security managed services based in Curitiba, Brazil
- IT security managed services based in Rio De Janeiro, Brazil