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33 Years
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Award-Winning Demolition & Civil Contracting Services
Established in 1993 and incorporated as DEMEX Pty Ltd in 2019, we are a specialist demolition contractor with national reach across Australia. Our expertise spans decommissioning, deconstruction, remediation, and civil works, delivering end-to-end solutions for industrial, property development, resources, energy, government, and marine sectors. With over three decades of operational history, we combine technical proficiency with innovative methodologies, including high-reach demolition robotics and low-emission technologies, to address complex projects in built-up and remote locations. Our commitment to safety is evidenced by ISO 9001, 14001, and 45001 certifications, Federal Safety Accreditation, and multiple industry awards for health and safety excellence.

We prioritize sustainable practices through 90%+ onsite material recycling and partnerships like Terreco Resources for waste repurposing. Our team's adaptability and problem-solving ethos have enabled successful delivery of high-profile projects such as the Kalamia Sugar Mill Boiler Stacks demolition and Wild Duck Island resort cleanup, while maintaining a robust safety record across hazardous material removal and explosive facility decommissioning. Through Indigenous employment initiatives and cross-cultural training programs, we foster inclusive workforce development while meeting strict regulatory compliance standards.
Services
Demolition Remediation Civil Contracting Asbestos Removal High Reach Demolition Mine Site Decommissioning Hazardous Material Removal Structural Dismantling Site Remediation Resource Recovery
Details
  • Year established: 1993
Highlights and features
  • 30+ years of specialist demolition experience since 1993
  • ISO 9001, 14001, and 45001 certified management systems
  • Innovative use of high-reach robotics and low-emission technology
  • 90%+ material recycling rate through sustainable practices
  • Award-winning safety systems with FSC accreditation
Associations and certifications
  • ISO 9001
  • ISO 14001
  • ISO 45001
  • Federal Safety Accreditation Scheme
What people say
Award-winning safety systems 90%+ recycling rates Innovative robotics 30+ years experience ISO certified
Services
Industrial Demolition
Specialist deconstruction of manufacturing facilities, power stations, and processing plants requiring hazardous material management. Our team employs top-down demolition, induced collapse, and mechanical methods while maintaining strict safety protocols. Projects include complete facility decommissioning and partial structure removal with integrated remediation.
High Reach Demolition
Precision demolition using high-reach excavators for multi-story buildings and industrial structures. This method minimizes manual labor exposure while controlling dust and vibration. Ideal for urban environments and complex sites like the 15-story Surfers Royale Highrise project.
Hazardous Material Removal
Comprehensive removal of asbestos, PFAS, and other hazardous substances under strict containment protocols. Licensed for Class A asbestos removal across multiple states, ensuring regulatory compliance and worker safety through specialized training programs.
Mine Site Decommissioning
End-to-end mine closure solutions including infrastructure removal, waste management, and environmental rehabilitation. Our expertise covers explosive facility decommissioning and contaminated site remediation while meeting regulatory requirements for land restoration.
Civil Contracting
Integrated civil works from bulk excavation to site remediation. Services include mobile crushing, detailed earthworks, and infrastructure removal to prepare sites for redevelopment while maintaining environmental compliance standards.
People
Martina Hazelbane
Indigenous Cultural Advisor
Warai/Larrakia Traditional Owner and founder of JobTrail, providing cultural guidance and facilitating Indigenous employment initiatives for DEMEX projects across Australia.
Questions
What types of demolition projects does DEMEX handle?
We specialize in industrial, high-rise, mine site, and hazardous material demolition across Australia using advanced techniques and safety protocols.
Are DEMEX's demolition services environmentally responsible?
Yes, we achieve 90%+ material recycling rates and partner with sustainability-focused organizations for responsible waste management.
What safety accreditations does DEMEX hold?
We maintain ISO 9001, 14001, and 45001 certifications along with Federal Safety Accreditation Scheme compliance.
Can DEMEX handle remote location projects?
Yes, we've successfully completed projects on remote islands and regional areas with specialized logistics planning.
What sets DEMEX apart from other contractors?
Our combination of technical innovation, safety systems, and environmental commitment with 30+ years' industry experience.