Top Cyber Security Companies in Australia
SelectedFirms reviews agencies and verifies client feedback to support informed decisions. [How SelectedFirms Ensures Trust]
Explore Reviewed Cyber Security Companies in Australia — Find Skilled Cyber Security Professionals for Your Project
Certain agencies may be featured through sponsored placements. Rankings and SF Scores remain unbiased and are based solely on our evaluation methodology.
63 Companies
Filter by
-
Australia
0.0 (0 Reviews)
3
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
3
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Transforming Business Ecosystems with Emerging Technologies
Quad Digital is a leading Australian IT company transforming how businesses engage with technology through cloud solutions, blockchain, cybersecurity, managed IT services, web development, and digital marketing. Voted the number one IT provider in Australia, Quad Digital's cloud solutions are trusted by over 400 brands worldwide, with the agency having consulted, designed, and developed more than 100 digital products for startups, SMBs, and enterprises over the past decade. The company's blockchain services include developing decentralised systems, smart contracts, and secure blockchain-based business processes to enhance transparency and operational security. Quad Digital's team is known for being highly responsive by phone and email, quickly resolving concerns and effectively allocating developer resources to keep client systems running smoothly. For businesses seeking a comprehensive Australian digital transformation partner, Quad Digital offers end-to-end technology and marketing capability.
View Quad Digital Profile
$100-$149/hr
$1,000+
10 - 49
Lavington, Australia
0.0 (0 Reviews)
3
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
3
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Managed IT Services Melbourne, Simplified.
Managed Services Australia is one of the country's fastest-growing Managed IT Service Providers, dedicated to delivering real value and measurable results through secure, scalable IT solutions that help businesses grow. With more than 25 years of industry experience spanning small, medium and enterprise environments, the company's expert team ensures client IT systems operate at peak performance around the clock. Managed Services Australia's core focus areas are reliability, security and efficiency, working to minimise downtime while maximising productivity for every client it supports. This experience across business sizes, from small operations through to large enterprise environments, allows Managed Services Australia to tailor its managed IT services appropriately regardless of an organisation's scale or technical complexity. The company's rapid growth signals strong market confidence in its ability to deliver dependable, secure IT management without the overhead of maintaining a large internal IT department. Businesses seeking a proactive, security-focused managed IT service provider with a strong track record across more than two decades will find Managed Services Australia's combination of reliability, scalability and measurable results a compelling choice for outsourcing day-to-day IT operations while keeping systems secure, efficient and consistently high-performing.
View Managed Services Australia Profile
N/A
$1,000+
2 - 9
Knoxfield, Australia
0.0 (0 Reviews)
3
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
3
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Streamline Your Operations With Technology
Business System Development is a technology advisory firm dedicated to providing custom technology solutions, infrastructure optimisation and IT consultancy services for organisations across multiple industries. With more than 40 years of collective experience in the IT sector, the firm specialises in transforming businesses through innovative technology strategies that align closely with each client's specific strategic goals. Business System Development combines technical expertise with a genuine understanding of business needs, delivering high-performance solutions alongside a personal, relationship-driven service style aimed at ensuring clients' long-term success. The firm supports organisations ranging from early-stage startups to large established enterprises, helping each stay competitive in a rapidly evolving technology landscape. Its mission centres on fostering long-lasting client relationships through consistent value delivery, innovative solutions and exceptional customer service, positioning the firm as a trusted partner rather than a one-off vendor. This focus on navigating the complexities of modern technology makes Business System Development well suited to organisations seeking a knowledgeable guide through infrastructure upgrades, custom system builds and broader digital strategy. Businesses looking for an experienced, relationship-focused technology advisory partner will find the firm's decades of IT expertise a strong foundation for turning technological challenges into growth opportunities.
View Business System Development Profile
N/A
$5,000+
2 - 9
Blair Athol, Australia
0.0 (0 Reviews)
3
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
3
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
To ignite innovation and drive progress through cutting-edge software solutions
RippleBytes is a Kathmandu, Nepal-based IT solutions company delivering custom software development, cloud architecture, UI/UX design, and digital marketing services to businesses across travel, finance, and e-commerce sectors. The company integrates emerging technologies including AI, machine learning, blockchain, and IoT to help clients innovate and differentiate in competitive markets. Its development team builds bespoke enterprise software with a focus on scalable, secure, and performance-centric architecture, applying continuous integration and continuous deployment (CI-CD) best practices alongside automated quality assurance and testing. RippleBytes also offers cloud migration and optimization services to help businesses future-proof their digital infrastructure, along with website development, CRM technology, and digital marketing strategies designed to increase leads and conversions. Clients across travel, finance, and e-commerce industries have credited RippleBytes with transforming their online presence through combined technical and marketing expertise. Businesses seeking a technology partner capable of blending custom software development with digital marketing and emerging technology integration choose RippleBytes for its full-spectrum IT capabilities.
View RippleBytes Profile
$200-$300/hr
$1,000+
10 - 49
Sydney, Australia
0.0 (0 Reviews)
0.0 (0 Reviews)
3
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
3
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Software & Data Centrum for Medical Device Startups
SDCentrum is a Brisbane-based boutique software development company specialising in high-quality, compliant software solutions for medical device startups. Its name reflects its role as a central, supporting hub for critical software and data processes. SDCentrum Australia develops software and data solutions aligned with IEC 62304 guidelines for medical device software, delivering all necessary documentation required for regulatory compliance alongside fully tested, quality-assured code. This specialist focus makes SDCentrum a valuable partner for MedTech startups navigating the intersection of rapid product development and strict regulatory requirements, an area that demands both technical rigour and deep familiarity with healthcare software standards. By concentrating on a defined niche rather than general-purpose software development, SDCentrum is able to offer clients a level of domain expertise in medical device compliance that broader development agencies often lack, helping startups bring safe, market-ready medical software products to life more efficiently.
View SDCentrum Profile
N/A
$1,000+
2 - 9
Brisbane, Australia
0.0 (0 Reviews)
2
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
2
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Innovation. Excellence. Commitment.
Innovecture is a global information technology company providing consulting, technology and research services, recognised as a trusted business transformation partner for many Fortune 500 companies worldwide. The company's mission is to deliver the best possible value to customers, employees, partners and communities by combining a highly skilled pool of consultants and engineers with a rich portfolio of proprietary products and frameworks. Innovecture's primary focus is providing specialised expertise across the IT and management consulting landscape, applying diverse technologies to solve complex challenges across multiple industry domains. The company relies on best-in-class design processes and top-tier talent to ensure consistently high-quality deliverables, embedding innovation directly into its consulting and services methodology. This combination of research-driven insight and hands-on technical delivery allows Innovecture to support large enterprise clients through complex, long-term transformation initiatives rather than isolated projects. Fortune 500 organisations and other large enterprises seeking a technology consulting partner capable of blending strategic research, proprietary frameworks and deep technical execution will find Innovecture's track record of long-lasting value delivery a strong indicator of reliability. The company's continued investment in innovation positions it to keep delivering outstanding results as client needs and technology landscapes evolve.
View Innovecture Profile
N/A
$1,000+
50 - 249
Mandurah, Australia
0.0 (0 Reviews)
2
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
2
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Driving Innovation, Delivering Excellence
DWS Limited is an Australian and New Zealand IT, business and management consulting services group established in 1991, with offices located across the country. Encompassing DWS, Symplicit, Phoenix and Projects Assured, the group provides a wide-ranging and flexible suite of services including IT consulting, business and management consulting, human-centred design, digital transformation, program and project management, business analytics and data services, customer-driven innovation, strategic advisory, productivity services, managed application services and robotics process automation. This breadth of capability, spanning strategy, design, technology and automation, allows DWS Limited to support clients through complex, multi-faceted transformation programs without needing to engage multiple separate providers. The group's decades-long track record since 1991 reflects deep institutional experience navigating changing technology and business landscapes across the Australian and New Zealand markets. Organisations seeking a single consulting group capable of covering everything from initial strategic advisory through to technical implementation and ongoing managed services will find DWS Limited's integrated brand structure and broad service portfolio particularly valuable. Businesses looking for an established, multi-disciplinary consulting group with genuine longevity in the Australian and New Zealand markets will find DWS Limited's combination of consulting depth and operational breadth well suited to large-scale business and technology transformation initiatives.
View DWS Limited Profile
N/A
$1,000+
250 - 999
Melbourne, Australia
0.0 (0 Reviews)
2
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
2
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Software done right the first time
Sydney Software Development (SSD) is a Sydney-based custom software development company specialising in financial process automation for businesses of all sizes. Since 2010, SSD's team of experienced software engineers, including senior developers with over two decades of industry expertise, has delivered both custom-built and pre-built automation solutions that streamline financial workflows and reduce manual administrative burden. As an accredited Xero Developer Partner, SSD brings specialised knowledge of accounting and finance integrations, helping clients connect systems, automate reporting, and improve operational accuracy. The team prides itself on frequent, transparent communication and a pragmatic approach that prioritises focused, functional solutions over unnecessary complexity. Staying current with evolving technologies allows SSD to adapt quickly to market changes and client needs. Fixed-price engagements give clients clear cost certainty before any project begins, removing budget uncertainty from custom software development. Businesses seeking a Sydney software development partner, financial automation specialist, or experienced Xero integration developer will find SSD a reliable, communicative, and technically skilled choice for their next project.
View Sydney Software Development Profile
N/A
$5,000+
2 - 9
Surry Hills, Australia
0.0 (0 Reviews)
2
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
2
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Scalable Blockchain Solutions
HSP Holdings is an international investment and technology development company offering blockchain, AI, cloud computing, and cybersecurity solutions, with an Australian office in Doncaster, Victoria. The company specialises in blockchain network development, coin and token creation, crypto wallet development, DeFi and CEX platform development, and NFT project design, supported by a global team of over 100 designers, engineers, and artists. HSP Holdings invests in and develops both its own start-ups and third-party innovative projects, delivering notable successes such as a metaverse project that achieved record-breaking NFT land sales within 48 hours of launch. With offices spanning Germany, the UK, the USA, Australia, and Georgia, HSP Holdings blends investment management with hands-on blockchain and AI development capabilities, offering clients continuous support and strategic guidance across their technology and investment journeys.
View HSP Holdings Profile
$25-$49/hr
$1,000+
2 - 9
Melbourne, Australia
0.0 (0 Reviews)
0.0 (0 Reviews)
2
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
2
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Custom software solutions to empower your business
Adintelo is a Melbourne-based software and app development company specialising in video analytics, machine learning, and computer vision technology. The firm supports clients across the consulting industry with custom software solutions, IT staff augmentation, mobile app development, low/no-code development, web design, and cybersecurity services. Adintelo is recognised for its proactive problem-solving approach and structured project management practices, using tools such as Trello and Smartsheet to maintain transparency and adaptability throughout the development lifecycle. Clients consistently highlight the team's technical expertise, responsiveness, and collaborative service attitude. By combining strong domain knowledge in emerging technologies with a flexible delivery model, Adintelo helps organisations build innovative, technology-driven products while managing evolving project scopes with minimal friction, making it a dependable partner for complex software engineering initiatives.
View Adintelo Profile
$50-$99/hr
$25,000+
10 - 49
Melbourne, Australia
0.0 (0 Reviews)
1
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
1
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Australia’s Top Web Development Agency
The Development Agency (TDA) is an Australian web development and digital growth agency that has delivered over 300 projects for businesses across Sydney, Melbourne, Brisbane, and beyond over more than 18 years. The agency builds custom digital platforms, high-performing websites, and eCommerce solutions with a focus on usability, scalability, and conversion rather than templated designs. Services include web design and development, SEO audits and optimization, PPC and paid advertising management, UX/UI improvements, CRM integration, sales funnel automation, and AI-driven workflow tools. TDA positions itself as a growth partner rather than a traditional web design agency, combining developers, designers, and strategists to align technical execution with measurable business outcomes such as leads, conversions, and revenue growth. The agency has a strong track record with retail and eCommerce, professional services, healthcare, hospitality, trade and construction, and SaaS clients. Australian businesses looking for a results-driven web development and digital marketing partner can rely on The Development Agency for tailored, revenue-focused digital solutions.
View The Development Agency Profile
$25-$49/hr
$10,000+
50 - 249
Sydney, Australia
0.0 (0 Reviews)
1
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
1
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Get the Right Solutions & IT Support for Your Business
Prime IT Solutions is a Perth-based IT support and consulting company that has served more than 200 clients across Western Australia since 2016. The team provides IT support, consultation, web design and development, SEO, and digital marketing services, drawing on nearly three decades of combined experience across project management, software applications, business development, and marketing strategy. Prime IT Solutions performs independent reviews of each client's ICT infrastructure to understand how they work and what they need, then recommends collaboration, mobility, and security solutions designed to make day-to-day operations easier. The company has supported a diverse client base including not-for-profit organisations, banks, television stations, and medical and dental clinics, reflecting its versatility across sectors. Prime IT Solutions also explores emerging technology such as the Internet of Things to help clients improve efficiency and productivity. With a strong regional focus, the company positions itself as a dependable, full-service IT partner for Western Australian businesses.
View Prime IT Solutions Profile
$25-$49/hr
$1,000+
2 - 9
Perth, Australia
0.0 (0 Reviews)
1
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
1
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Trusted Partner in Digital Transformation
ZILLIONe Solutions Australia is the Australian arm of ZILLIONe, an internationally networked enterprise technology solutions provider established in 1979and headquartered in Colombo, Sri Lanka, with more than 44 years of industry experience. The company helps organisations accelerate digital transformation through cloud solutions, ERP and CRM systems, business applications, cybersecurity services, IT support, and AI transformation initiatives. Backed by strong global partnerships with established technology brands including Microsoft, ZILLIONe combines in-house development capability with a network of over 400 corporate customer relationships spanning more than 10 countries, including Sri Lanka, the Maldives, Qatar, Australia, Singapore, and Fiji. True to its 'Customer First' slogan, ZILLIONe focuses on providing the most appropriate technical solutions to help clients overcome operational challenges and enhance returns on their technology investments. With its Australian office based in Melbourne, ZILLIONe continues to expand its regional presence in enterprise IT and digital transformation services.
View ZILLIONe Solutions Profile
$50-$99/hr
$1,000+
50 - 249
Melbourne, Australia
Why Companies Trust SelectedFirms?
SelectedFirms bridges the gap between businesses and digital service providers as a trusted B2B research and listing platform. With the trust of 14,000+ companies and a growing community of 1M+ users, we empower businesses with reliable insights to make confident decisions.
Human-verified companies
We manually review companies to ensure they meet our quality standards before they appear on the platform.
Research-driven rankings
We rank companies using a clear ranking methodology based on real client feedback, expertise, market credibility, and how well teams execute — not hype.
Always up-to-date insights
We regularly refresh listings with new reviews, portfolio updates, and market changes to keep decisions relevant.
Verified credibility signals
From verified badges to editorial reviews, we highlight companies that show real commitment to quality and transparency.
