16800 N Dallas Pkwy Ste. 175

Dallas, TX 75248


Meet The Team

Scott Casterline

Sr. Agent- Partner

Scott is considered one of the top Sports Agents in the country by, among others, the New York Times, Sports Illustrated, the Cincinnati Enquirer, the Washington Post, the San Francisco Chronicle, HBO's real Sports and called "The Best Agent in Texas" by Texas Men.

Mr. Casterline has represented over 150 NFL players, represented active NFL players every year in the league since 1983, has negotiated over $1 billion in NFL Contracts, has represented 11 first round picks, 10 All-Pro picks, 2 NFL Hall of Fame players, represented picks in every round of the NFL Draft, and enjoys a solid relationship with every team in the NFL.

Matt Mainiero


Director of Analytics & Recruiting

Matt is a NFLPA certified contract advisor and in his fifth year with Team Sports Agency. While at Team Sports Matt has played a major role in $90 million in player contract negotiations. Matt began his career in sports with the Frisco RoughRiders in sales and corporate partnerships. As a former 2x Conference Champion football player at Ouachita Baptist University, Matt uses his knowledge of the game and business savvy to execute his responsibilities with Team Sports Agency. 

At Team Sports Agency, Matt's primary responsibilities include, player representation, contract analysis and player analytics, recruiting, and player relations. Matt is a graduate of the top ranked DeVos Sports Business Management Program at the University of Central Florida, where he earned his MBA and Master of Sport Business Management.