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Intelligent insights, measurable difference
Expertise and data-driven outcomes for complex buildings.
Independent engineering consulting and purpose-built web applications for high-performance facilities.
Diff IQ helps building owners, developers, and facilities teams deliver and operate buildings that perform as intended. Our work brings together building services expertise, commissioning knowledge, and data analytics with custom software designed specifically for buildings and facilities management.
Engineering Consulting
Engineering Consulting
Advisory services covering commissioning, energy and performance assessments, BMS and controls strategy, and facilities and asset management support—focused on reliable operation, efficiency, and long-term maintainability. Learn More
Software Solutions
Software Solutions
Web-based applications supporting asset management, construction and commissioning workflows, energy monitoring and analytics, and shared utilities cost allocation—built around real building systems and operational needs. Learn More
Why Diff IQ?
Why Diff IQ?
Deep commissioning and operational experience
Across hospitals, laboratories, universities, commercial buildings, and mission-critical facilities.
Unbiased and evidence-based
Advice grounded in data, technical expertise, and proven engineering principles.
Science-led analytics and applications
Designed around how buildings actually operate.
Practical outcomes
Clear guidance and usable tools that support day-to-day operations and long-term performance.
Diff IQ works across the health, education, commercial, and defence sectors on complex building projects in Australia and internationally.
Have a project, system issue, or operational challenge to discuss?
Have a project, system issue, or operational challenge to discuss?
Get in touch to see how we can help!
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