Alexandra Panousis is a media and marketing executive with over 20 years of experience in advertising and media industries. A passionate advocate for media transformation, Alex champions an innovative, and sustainable ecosystem, inspiring dialogue on the future of media and technology’s role in driving positive change and business outcomes.

As CEO of three of Canada’s largest agencies—Publicis, Havas, and Dentsu—Alex led high-performing teams in delivering measurable results for global and national brands. Currently, she serves as the North American President of Media and Chief Growth Officer at Thinkingbox, where she connects brands with modern audiences through digital-first, immersive strategies.

Her career spans leadership roles at Leo Burnett, the National Post, and CBC, refining her expertise in storytelling, content strategy, and audience engagement. She has also consulted for leading advertisers, including P&G, Kraft Heinz, Starbucks, TD Bank, LVMH and Disney. Alexandra’s ability to bridge creativity with measurable business impact has made her a trusted advisor to both startups and established brands.

A recognized thought leader, Alex speaks frequently on the intersection of AI, technology, and media. She is the voice of MarketingTO through TechTO, a platform that connects startups with brands to spark innovation. With experience in venture and accelerator programs, Alex has served as an Entrepreneur in Residence and advisor to multiple startups. She is also an experienced board member, contributing to business, startup, and not-for-profit organizations.