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Our Vision To be the primary source of collaboration & knowledge for the Service & Support Profession. Our Mission HDAA utilises the collective knowledge, energy, experience & expertise of our team & our members to create a foundation on which we deliver products & services that develop & promote excellence in the Service & Support Profession. Historical Snapshot Founded in 1999, HDAA is an independent association specialising in the Service & Support Industry. HDAA has achieved a strong reputation for providing independent, authoritative information & advice within this industry & supports its member organisations & individual professionals with a range of services to meet their ongoing challenges in this ever-evolving sector. In January 2000, HDAA became the first international Gold Country Partner to HDI & also sits on the HDI International Certification Standards Committee (ICSC). We are an Accredited Training Organisation (ATO) for a variety of service & support certifications & APM Group accredited for all our IT Service Management (ITSM) programs. Our membership covers 100’s of organisations in Australia & New Zealand & we’ve had the pleasure of training 1000’s of service & support professionals. HDAA provides a range of services for its members which can be accessed via our website, hdaa.com.au. HDAA Service Catalogue consists of: Membership Services; Industry Intelligence; Consulting Services; & Training & Workshops

HDAA Questions

The HDAA annual revenue was $5.6 million in 2026.

Scott Tunn is the CEO of HDAA.

12 people are employed at HDAA.

HDAA is based in North Lakes, Queensland.

The NAICS codes for HDAA are [8139, 81392, 813920, 813, 81].

The SIC codes for HDAA are [86, 862].

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