Dave Gambrill is a United States Navy veteran turned sales and marketing leader with extensive experience in various industries, including SaaS, pharmaceutical, life sciences, health care, corporate training, entertainment, advertising, marketing, information technology, sports, and hospitality. He studied Pharmacy at the University of Sciences in Philadelphia, Business at East Carolina University, and Health Care Administration/Management at the Uniformed Services University of Health Sciences.

Gambrill is a seasoned professional with expertise in sales, executive coaching, leadership development, facilitation, sales management, negotiation, corporate training, talent management, personality profiles (DiSC), branding, marketing, change management, social media, sales leadership, management, and lifestyle design. He is also the Founding Director and Executive Coach, Trainer, Keynote Speaker, and Leadership Consultant at The John Maxwell Team.

Gambrill's prior roles include Senior Talent Development Specialist and Leadership Coach/Consultant at iCIMS, Physician Educator and Consultant at Merck, Account Executive at Comcast-Spectacor (Philadelphia Flyers, Sixers, Wings, Soul), Director of Sales at Somerset Patriots, Technical Recruiter at Rho, Inc., Hospital Corpsman, HM3 at US Navy, and Managing Partner at Gambrill Communications.