Inspiring Innovation
Michael Keresman III is a visionary leader who revolutionized eCommerce security. As Founder and CEO of CardinalCommerce, he built a global powerhouse, forging partnerships with Visa, MasterCard, Amazon, Google, and PayPal to set new standards in authenticated payments.
A two-time Ernst & Young Entrepreneur of the Year honoree, Keresman has driven innovation at STERIS Corporation, HealthAmerica of Ohio, and as a Member of the Advisory Board of the Cleveland Federal Reserve.
With a relentless focus on the future, he continues to push the boundaries of innovation while inspiring others to follow their dreams, goals and aspirations.
Celebrated Business Leader, Bestselling Author & Inspiring Public Speaker
Now Booking Speaking Engagements





Visionary, Entrepreneur, Game-Changer
From health care to high finance to eCommerce, Michael Keresman’s foresight and leadership have reshaped industries and global commerce.
Revolutionizing Healthcare & Commerce
From pioneering the first statewide HMO to transforming online payments, Michael Keresman has redefined industries with innovation and vision.
Building Billion-Dollar Giants
As co-founder of STERIS, Michael Keresman helped scale a startup into a billion-dollar powerhouse in just 12 years.
Internet Payment Pioneer
Seeing the future before it arrived, Michael Keresman founded CardinalCommerce, making online transactions secure, seamless, and trusted worldwide.
Challenging Goliaths, Winning Big
And Redefining The Game
"In 1999, Keresman took on the giants of finance, creating the world’s leading digital authentication company—CardinalCommerce—later acquired by VISA."

Innovation Meets Tenacity
Michael Keresman didn’t just predict the digital revolution—he engineered it. While others speculated about the future of online commerce, he took action, challenging entrenched financial systems and legacy payment processes to create a seamless, secure, and globally scalable authentication platform. His vision for frictionless eCommerce became reality with CardinalCommerce, a company that pioneered secure digital transactions and ultimately reshaped how businesses and consumers interact online. By standing up to industry giants and driving innovation through perseverance, he didn’t just adapt to change—he made change happen.
Inspiration
- Spot Industry Gaps & Act
- Take Smart Risks
- Challenge the Status Quo
- Turn Complexity into Simplicity
Innovate
- Scale with Precision
- Invent Relentlessly
- Perseverance Pays Off
- Disrupt, Then Dominate

Michael Keresman Public Speaking
Author & Relentless Entrepreneur