Jay Mandel

Jay Mandel is a multi-faceted entrepreneur, consultant, and author of Brand Strategy in Three Steps (Kogan Page, 2023). His transformative journey from corporate America to founder and entrepreneur reflects a deep commitment to infusing meaning, authenticity, and measurable integrity into the business world.

Before leaping into entrepreneurship, Jay spent over two decades leading high-impact digital marketing initiatives for major global enterprises. Most notably, he served as social media and content lead for Mastercard. Driven by a mission to bring true transparency to the industry, Jay founded the Marketing Accountability Council. It was through this work, identifying deep-seated systemic gaps in how brands measure and trust consumer data, that ultimately led him to found Dāginty. As a founder of Dāginty, Jay provides the critical infrastructure for a “Clean Data Ecosystem,” helping organizations leverage trustworthy human insights for predictable, ethical growth.

Armed with a Master’s in Strategic Communications from Columbia University, Jay is dedicated to guiding companies and leaders as they pursue absolute clarity, master modern strategy, and claim their unique market niche.