Who we are

At Quadrant, our core values are the foundation of everything we do—shaping our operations, guiding our decisions, and defining our relationships. We believe strong leadership is essential to success and a direct reflection of those values. Our management team includes former senior military officers and seasoned CEOs, all of whom bring deep operational expertise. Likewise, our research team is composed of respected leaders in their fields, offering the resilience, expertise, and experience that drive our mission forward.


Our Team

Dee L. Mewbourne, Ed.D.

CEO & Director, QNI | VADM, USN (Ret.)

Steven J. Winston

Director & Chief Technologist

Anthony G. Huston

Managing Partner

Dr. Sean M. McDeavitt

Director, Quadrant Nuclear Fuels

Nicholas A. Walton

Director, Operations & Finance

David L. Grissino

Director, Design & Construction

Frank E. Brandon

Director, Quadrant Nuclear Solutions

Melissa M. Warner

Deputy Director, Quadrant Nuclear Fuels

Kortnee L. Johnson

Operations Manager


Our Advisory & Consulting Team

Michael A. Wettlaufer

Advisor || Rear Admiral US Navy (Retired)


Our Board of Directors

Alan Quasha

Founder | Director

Dee L. Mewbourne, Ed.D.

(full profile is available above)