DX3 is an Immersive Digital Marketing & Retail Event with thousands Attendees, 200+ Speakers Whether your focus is branding, retail, or tech innovation, DX3 is Canada's largest conference for marketers. It connects the world’s top technology brands including Meta, Amazon, Medallia, CloudRaker, Ada, MediaNet, MasterCard and many more to Canada’s leading consumer brands, retailers and agencies through interactive experiences and provocative content that enable meaningful face-to-face and nowadays. virtual commerce.