Dax Castro

Dax Castro, ADS

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Dax Castro is an award-winning, Adobe Certified PDF Accessibility Trainer and certified Accessible Document Specialist (ADS) with more than two decades of experience in the marketing and communications industry. Not only is Dax an accessibility expert with more than 200 hours of training, he is an online influencer, trainer, speaker, and accessibility advocate that pushes the envelope of technology to produce more robust accessible documents.

His hobbies include blacksmithing, ostrich egg carving and raising 2 alpaca, 10 rabbits, 20 chickens a desert tortoise, 2 dogs, a cat and more than 200 fish.


  • ADS - Accessible Document Specialist
  • APAT - Adobe-certified PDF Accessibility Trainer
  • ACA - Adobe-certified Associate in Print & Digital Publications


  • IAAP - International Association of Accessibility Professionals
  • SMPS - Society for Marketing Professional Services
  • ACP - Adobe Community Professional

Speaking & Publications

  • Creative Pro Week
  • Adobe MAX
  • Design+Accessibility Summit
  • CSUN Assistive Technology Conference
  • SMPS (Society for Marketing Professional Services)
  • Axe-con
  • Tech Access
  • OZ-Wai
  • IAAP (International Association of Accessibility Professionals
  • CNIB (Canadian Institute for the Blind)
  • World Blind Union
  • Knowbility AccessU
  • A11yTO
  • A Future Date Virtual Conference
  • Access at Home (3Play Media)
  • The World Bank
  • Royal Bank of Canada