About Team Diaz Tennis USA

Team Diaz Tennis USA in La Mesa, California, helps you improve your tennis ability with our high-performance tournament training summer camp. We travel outside San Diego every winter to promote Junior World Team Tennis.

About our President

Jesus "Jay" Diaz is our president and CEO. Jay is a 2016 United States Tennis Assoc./Southern California Tennis Assoc. award winner of the Eugene "Gene" Jung Multi-Cultural award for this program and for what he and his coaches do throughout the community. He is a United States Professional Tennis Association (USPTA)™-certified instructor and former head coach for tennis at Helix Charter High School 2005 to 2019. Jay played competitively as a junior, and started playing professional tennis at 19. He was married at age 24 and played the sport until he was 26. After that, to fulfill his tennis desires, he began coaching juniors 35 years ago.

Staff and Assistants

The staff members who assist with our program are past players of high school's highest levels. They are now in college competing in different levels at San Diego State University, San Diego City College and California State University San Marcos.  Assistants for the 10 and Under program are ranked junior players on the High School Varsity team.

Board Members

President and CEO: Jesus Diaz 
Vice President: Anita Weems 
Treasurer: Jerry Segawa
Secretary: Kimberly Tran (Jay's Assistant Coach, 2014 and 2015 Boys JV Tennis Coach, and Former #1 Singles Player for Helix Charter High School)
Member: Maria Diaz


We thank our supporters for helping us reach our goals. Huge thanks go to:

El Cajon Harley Davidson

La Mesa Police Department 

Vince Maruca of My Prime Sports 

The City of La Mesa

Mylan WTT Rec League for Juniors



Contact us in La Mesa, California, for inquiries about our engaging summer camp.