Trey has an extensive background in coaching and has also played soccer for over 30 years. Competing at various levels as a player, he has been involved in AYSO club, high school, college & semi-professional soccer leagues. He currently holds his National D license and AFF advanced coaching license and serves as a Player's Agent for St. Lucia Stattion FC in the Phillippines United Footbal League.

As the Head Coach of Los Alamitos High School boys' varsity soccer (1998-2002), he lead the team to their first CIF championship in the past decade. For which, he was named the back to back Sunset League Coach of the Year (2001-2002), CIF Coach of the Year (2002). LA Times Coach of the Year (2002). Trey has also served as the Southern High School All Star team Head Coach. Trey currently coaches at Mater Dei High School as a Varsity Asst. Coach for the Boys' Soccer team.

At the college level, he served as the Head Asst. Men's Soccer Coach at Long Beach City College for the three years. After Leaving LBCC he went on to serve as Co-Head Women's Soccer Coach at Cerritos College for one year before moving to Santa Ana College for three years where Trey was the Head Asst. Women's Soccer Coach.

In addition to his High School and College coaching experience, he coached for several clubs in the area before most recently spending 7 years as President and Director of Coaching for Beach Soccer Club. He currently serves as an Ast. Coach for Strikers FC U16 and U18 (ECNL) Elite Club National League teams. Trey also serves as Head Coach for the iSoccer Star team, which is a part of the One Shot One Dream group that travels to Europe every summer to showcase young American players in hopes of signing professional soccer contracts. One Shot One Dream has been instrumental in signing several players to their first professional contract in Germany, Croatia, Montenegro, Phillippines and other countries. Trey currently represents Jeremy Hohn and all his soccer contracts Sta. Station FC in the Phillippines.