Brett Tessler is one of the most established NFL player agents in professional football and the founder of Tessler Sports Management. An NFL Players Association (NFLPA) Certified Contract Advisor for more than two decades, he represents professional football players in contract negotiations, free agency, endorsement opportunities, and long-term career management. Throughout his career, Tessler has negotiated hundreds of NFL contracts and built a reputation for maintaining close relationships with his clients while providing highly personalized representation. Tessler attended Purdue University, where his interest in athlete representation began after developing a friendship with a football player who later became his first client. Despite overcoming academic challenges earlier in life, he successfully completed the NFLPA certification process and launched a career in sports representation that has spanned nearly three decades. His perseverance and unconventional path into the industry have become defining aspects of his professional story. Through Tessler Sports Management, Tessler has represented numerous NFL players across multiple positions, including Pro Bowl running back Raheem Mostert, kicker Greg Joseph, and many other veterans and draft prospects. His agency provides comprehensive services that extend beyond contract negotiations to include marketing, endorsement opportunities, financial guidance through trusted advisors, and long-term career planning. Tessler is widely recognized for maintaining a boutique-agency approach, emphasizing accessibility and individualized attention while competing with some of the largest sports agencies in the industry.