JT Miller is an NFLPA-certified Contract Advisor and sports agent with The Sports & Entertainment Group (TSEG), a full-service athlete representation and advisory firm based in Washington, D.C. He has been certified by the NFL Players Association since 2021 and is listed as an active agent within TSEG’s football division, where he is involved in NFL contract negotiations and athlete representation services. At The Sports & Entertainment Group, Miller works as part of a multidisciplinary team that represents professional athletes, coaches, and sports industry professionals. The firm provides services including contract negotiations, endorsement deals, NIL representation, tax and estate planning, wealth preservation, real estate advisory, and business counseling. TSEG is known for its legal-heavy representation model, combining attorneys and certified agents to provide structured contract and financial advisory services to athletes across multiple leagues. Within this structure, Miller contributes to player representation and negotiation strategy as part of the football operations team.