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John “Boomer” Stufflebeem

John “Boomer” Stufflebeem


John Stufflebeem headshot


Boomer is a former professional athlete, retired US Navy admiral, business owner, and specialty Leadership Coach of Diversified Professional Coaching, LLC (DPC). As a professional football player, he learned and practiced an elite level of teamwork development and execution in creating success recognizing the inherent value of team over individual accomplishment. As a career military leader, he built organizations and led them into combat in positions of ever-increasing responsibility conquering every challenge presented. As owner of the NJS Group, LLC, a crisis management and strategic communications firm, John translates the experience of leadership under extreme stress from the gridiron and battlefield to corporations, medium-to-large private companies, executives, business owners, and NFL clubs to enhance winning and success through elevated leadership. Based on an extensive record of executive leadership development over decades in front line practice, he was invited to join DPC to bring his Executive Leadership Coaching skills to the Financial Services profession. As an Executive Leadership Coach across a broad spectrum of business enterprises with extensive experience in coaching, mentoring, training, and developing leaders, John focuses his coaching talents as a Certified Professional Business Coach (CPBC) for Financial Services professionals after coaching leaders in such industries including the U.S. Military, Lockheed Martin Aerospace Corp., ADARA Networks of Silicon Valley, FOXFIRE Printing & Packaging, the NFL Players Association (NFLPA), the New England Patriots, Houston Texans, Detroit Lions, LEVERAGE (Disability & Life Insurance for pro athletes), and Capitas Financial, Inc.

John has been a long-time teacher/instructor training teams going to war with formal training from centers of excellence such the Center for Creative Leadership, the Navy’s Fighter Weapons School, TopGun, and the Professional Business Coaches Alliance as a business owner. He led in war at various levels and translates the lessons learned from decades of instruction and accomplishment to “make leaders better.” He also champions and trains extensively on presenting to the News Media with a proven course of instruction currently used by the Department of Defense and in the National Football League.