Secure ICT and Cyber Solutions for Australian Business
From startups to enterprise, Calexi helps businesses solve complex technology problems, strengthen cyber security, and scale with confidence.
Need trusted ICT and cyber support? Let’s talk.
Industry Challenges and Opportunities
Australian businesses are under increasing pressure to operate securely, meet compliance requirements and keep systems online; all while trying to stay competitive and deliver value to customers.
Cyber threats continue to rise, targeting businesses of all sizes. Many companies operate with lean internal teams, outdated infrastructure, or fragmented systems that make it difficult to maintain visibility and control. Compliance with frameworks like the Essential Eight, ISO 27001, and other industry-specific standards is now becoming a baseline expectation for doing business.
Whether you’re scaling a startup, modernising a national operation, or shoring up your systems after a close call, Calexi can help you take action fast.
Tailored Solutions for Business
Calexi offers business-grade ICT services designed for security, reliability and performance. Our team includes cleared professionals with deep experience in cyber, systems engineering and infrastructure delivery.
We help commercial clients:
- Strengthen cyber resilience with risk assessments and uplift plans
- Migrate to secure cloud environments using Infrastructure as Code
- Modernise networks and implement firewall and segmentation policies
- Manage IT systems including patching, backups and remote access
- Align with Essential Eight, ISO 27001 and NIST frameworks
- Recover stalled or high-risk ICT projects with expert leadership
- Integrate legacy systems with modern platforms securely
- Automate development and deployment with DevOps toolchains
Whether you need a second opinion or a delivery partner, we’ll tailor support to fit your business.
Our Experience in the Field
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SME Essential Eight Compliance
A Defence industry SME required Essential Eight compliance to execute a Defence contract. Calexi delivered a full uplift in just four weeks, achieving ML1 across all areas, ML3 in key controls, and DISP membership within 3 months — reducing risk from very high to low/medium.
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ASX Hybrid Cloud
An ASX-listed critical infrastructure company faced major risks from an aging, non-compliant ICT environment. Calexi staff delivered a hybrid cloud transformation during COVID-19, enabling 100% remote work, achieving E8 compliance in under a month, and ensuring no staff layoffs while strengthening security and scalability.
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DISP – Defence Industry Security Program Uplift
A Defence SME needed DISP compliance but faced limited resources and low security maturity. Calexi delivered a full uplift within 6 months, achieving Maturity Level 2, Defence approval, and cost savings all while improving security culture and posture.
Why Calexi for Business
Calexi is built for complexity. We combine security-first engineering with pragmatic delivery, helping businesses move fast while staying compliant and resilient.
Our consultants are not just technically skilled they’re communicators, problem solvers and team players. We’ve led national programs, recovered projects, built secure networks, and trained staff always with a focus on getting the job done right.
We bring clarity, grit and capability to every engagement. Whether you need hands-on support or strategic guidance, we’ll work with you to get it done.