Top 70 Network Security Companies in Australia
The Best of December 2025Looking for a top network security firm in Australia?
Network security is critical for businesses. Protecting sensitive data and preserving trust are top priorities. Network security companies offer services like threat detection, encryption, assessments, and incident response planning. By partnering with these experts, businesses can fortify their defenses and maintain their reputation in the face of evolving cyber threats.
To assist you in your search for a partner, we’ve compiled this list of the top network security service providers in Australia. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
>List of the Best Australia Network Security Providers
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61$50,000+Freelancer employeesPort Melbourne, AustraliaFixtel, an unified communications consulting & SI company, was founded in 1986. The team offers unified communications consulting & SI and Cybersecurity.Read More
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62Undisclosed2 - 9 employeesHeatherton, AustraliaSupasonic IT Pty Ltd is an IT strategy consulting company established in 1996. The company focuses on IT strategy consulting and cloud consulting & SI.Read More
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63Undisclosed10 - 49 employeesMelbourne, AustraliaCybersecurity company Proveho Networks is in Melbourne, Australia. Established in 2010, the team focuses on Cybersecurity and IT managed services.Read More
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64$10,000+50 - 249 employeesBiggera Waters, AustraliaOpsWorks Co. Is a cloud consulting & SI company. The Kyiv, Ukraine-based company was founded in 2017. The midsize team provides cloud consulting & SI, DevOps Managed Services, IT staff augmentation, Cybersecurity, and more.Read More
Clients
Vodafone Syndigo UpWork IRIS CRMIndustries
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65Undisclosed2 - 9 employeesHarris Park, AustraliaApplication Testing company PlexNet Pty Ltd was established in 2012. The firm provides Application Testing and Cybersecurity, and is small.Read More
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66Undisclosed2 - 9 employeesSurry Hills, AustraliaNext Defence, a Cybersecurity company, was founded in 2020. Headquartered in Surry Hills, Australia, the team focuses on Cybersecurity.Read More
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67Undisclosed50 - 249 employeesSydney, AustraliaAcelium, a Cybersecurity company, was founded in 2009. The agency focuses on Cybersecurity, and is midsize.Read More
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68UndisclosedFreelancer employeesSouth Yarra, AustraliaFounded in 2007, Sutton IT Management, a small IT managed services company, is based in South Yarra, Australia. Their team provides IT managed services and IT strategy consulting.Read More
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69$25,000+10 - 49 employeesHamilton, New ZealandDynamo6 is a small Hamilton, New Zealand-based IT managed services company. Their services include IT managed services and IT strategy consulting.Read More
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70Undisclosed50 - 249 employeesSydney, AustraliaEstablished in 2011, Payatu is a Cybersecurity company. Headquartered in Pune, India and Dover, Delaware, the team focuses on Cybersecurity and cloud consulting & SI.Read More
Industries
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71$25,000+10,000+ employeesParis, FrancePersistent Systems is a data analytics company. Established in 1990, the large agency is headquartered in Pune, India; Santa Clara, California; Paris, France and Lyne, England. Their services include BI & big data consulting & SI, cloud consulting & SI, Cybersecurity, Custom Software Development, and more.Read More
Industries
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72Undisclosed50 - 249 employeesMandurah, AustraliaInnovecture is a cloud consulting & SI company founded in 2007. The company provides cloud consulting & SI and Business Consulting, and is midsize.Read More
Industries
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