William Felix is an NFLPA-certified sports agent and contract advisor with Maven Sports Group, a sports and entertainment representation firm that operates as a strategic partner of Cash Money Records. Based in Atlanta, Georgia, Felix has been certified by the National Football League Players Association since 2021 and specializes in professional football player representation, contract negotiations, career management, and athlete development. He holds a Master of Business Administration (MBA) from Southern University and A&M College. At Maven Sports Group, Felix works within an organization that provides comprehensive athlete representation services, including contract negotiations, marketing and endorsement opportunities, strategic career planning, public relations support, and post-career guidance. The agency represents athletes across major professional sports and has negotiated billions of dollars in playing contracts and marketing agreements during its history. As an NFL agent, Felix has represented and assisted a number of professional football players, with publicly reported clients and negotiated contracts involving players such as E.J. Speed, KaVontae Turpin, Russ Yeast, and Rodney Thomas II. NFLPA records indicate that he has negotiated multiple NFL player contracts since becoming certified.