Contact Us

We take our commitment to our clients seriously. If you need any help with assessment or certification or you’d simply like assistance, please do not hesitate to contact us.

Postal Address

HDAA Australia Pty Ltd
P.O. Box 365
North Lakes
Queensland 4509

1800 601 696

Client Support Links

Client Feedback

Client Logins

Complaint Management

Making Payments

HDAA Careers

Contact The Team Directly

General Enquiries

Suzanne Le Huray

Dental Services Accreditation

Diagnostic Imaging Accreditation Scheme

National Safety and Quality in Health Care

Sonia Serong

National Disability Insurance Scheme

Marc Gehrmann


Human Services Queensland

Disability Employment Services 

ISO 9001:2015

Lisa Esaias

Human Services Victoria

Disability Employment Services

ISO 9001:2015

Nicola Agnew

Finance & Accounts

Peter Prendergast