Meet Our Executive Leadership Team
Providing transformative educational experiences for students and teachers across the U.S. is no easy effort. We’re led by a talented team of leaders and innovators, all focused on a shared goal – inspiring and empowering students and teachers.

David Dimmett, Ed.D., MBOE
President and Chief Executive Officer

Samuel Adams, CPA
Executive Vice President and Chief Financial Officer

Jason Bailey, Ph.D.
Executive Vice President and Chief of Staff

Sam Cox, MBOE
Executive Vice President and Chief Operations and Logistics Officer

Brian Greiwe, MBA
Executive Vice President and Chief Technology Officer

Joel Kupperstein, MBA
Executive Vice President and Chief Product Officer

Katie Minihan, Ed.D., Ed.M
Executive Vice President and Chief Impact Officer

Lisa Seay, SPHR, SHRM-SCP
Executive Vice President and Chief Talent Officer

Matt Voors, JD
Executive Vice President and Chief Legal and Compliance Officer

John Williams, MBA
Executive Vice President and Chief Customer Officer