Geoffrey Maddelein is an NFLPA-certified sports agent affiliated with Wasserman Media Group (now operating under the Wasserman global brand), one of the largest sports representation and marketing agencies in the world. He is based in Arizona and works within the firm’s NFL representation division, where he contributes to contract negotiation, player advisory services, and roster management support for professional football athletes. Within Wasserman’s football group, Maddelein operates as part of a broader agent team structure that represents NFL players across multiple positions and career stages, including rookies entering the league, active roster players, and veterans navigating free agency. He is listed among the agency’s NFL agents involved in active player representation, working alongside other Wasserman football division personnel in managing client contracts and league negotiations. Wasserman is a global sports and entertainment agency headquartered in Los Angeles that represents athletes across the NFL, NBA, MLB, soccer, and other major sports, providing services that include contract negotiation, marketing, sponsorship, and career management. Within this environment, Geoffrey Maddelein’s role is focused specifically on football operations, supporting athletes through contract structuring, team negotiations, and long-term career planning in the NFL ecosystem.