Rennell Parker, Sr. brings a dynamic blend of service, strategy, and soul to the Legacy Institute. A U.S. Navy veteran, Lean Six Sigma Master Black Belt, and certified Positive Psychology Coach, he leads The Parker Group LLC—an organization focused on transformational leadership, mental resilience, and purpose-driven performance. With deep roots in St. Louis and a passion for empowering youth and communities, Rennell merges data-informed coaching with heart-centered service to uplift legacies that last.