Diamond IT is an Australian technology partner supporting organisations since 1996 with solutions that improve business outcomes, reduce risk, and enable sustainable growth. With offices in Newcastle, Sydney, Melbourne and Perth, we partner with organisations across not-for-profit, healthcare, professional services and commercial sectors, particularly those operating in complex, regulated or multi-site environments. Our approach is grounded in a simple principle: technology delivers value only when it is aligned to business priorities. We work closely with our customers to understand their objectives, risks and operating environment, ensuring solutions are practical, scalable and outcome-focused. Our Capability We provide end-to-end technology services across design, delivery and ongoing management: • Managed IT services and support • Cyber security, governance, risk and compliance (including ISO-aligned and Essential Eight maturity) • Microsoft 365 and Azure cloud solutions • Technology strategy and advisory • Software development and integration Diamond IT is a Microsoft Solutions Partner with deep expertise in Microsoft 365 and Azure, delivering and managing environments across the broader Microsoft ecosystem. How We Work We operate through a structured, business-led delivery model focused on: • Aligning technology to business goals • Strengthening cyber posture and compliance • Improving performance, visibility and control • Supporting long-term growth and resilience Why Diamond IT • Business-led, not technology-led • Strong capability in cyber, risk and compliance • Integrated services across infrastructure, cloud, security and software • Proven experience supporting complex and regulated organisations Diamond IT is a multi-award-winning provider, recognised among Australia’s leading Managed Service Providers.
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The Diamond IT annual revenue was $22.7 million in 2026.
Robert Buck is the Managing Director of Diamond IT.
57 people are employed at Diamond IT.
Diamond IT is based in Warabrook, New South Wales.
The NAICS codes for Diamond IT are [5415, 54151, 541, 541512, 54].
The SIC codes for Diamond IT are [73, 737].