Chief Customer Officer at Cognitiv
Cognitiv is a notable AI-first AdTech company, and Sinclair's leadership role and industry advocacy make her a relevant figure in the emerging AI-in-AdTech conversation.
Last updated Apr 18, 2026 by jonholm
Stephanie Sinclair leads customer success and partnerships at Cognitiv, a deep learning-powered programmatic advertising company. She has been a prominent advocate for AI-driven media buying and has extensive experience across agency and technology sides of AdTech.