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SoCal Mavericks Baseball Powered By Trosky Baseball

Tryout Info:

Date(s): Sunday, December 2nd

Time: 1:00pm 

Location: El Camino College: Torrance, CA

Age Groups: 14u-16u-18u  

Tryout Info: Click Here To Register

“Home of Mavericks Baseball Powered by Trosky”

The Southern California School of Baseball (SCSB) is Home to the SoCal Mavericks, an elite travel baseball club located in the heart of the South Bay area of Los Angeles.

Our primary goal is to empower young men with the confidence, skills and knowledge to succeed in this highly competitive sport.

The SoCal Mavericks’ highly qualified Coaching Staff is dedicated to inform, instruct, and inspire your son to develop skills required to play at the High School level and beyond. Our Coaches are also committed to teach young athletes the importance of nutritional health, hard work, responsibility and teamwork.

Finally, what sets us apart from other programs, we will help the maturation process to control the mental & emotional part of the game to make each individual player physically and mentally stronger–valuable assets that will bring benefits to their adult life.

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South Bay, Los Angeles, CA

Director: Derrek Duarte
Website: click here
Contact Info: (310) 869-1493 /

In 2011 Trosky Baseball BegAn running Travel teamS.


In this short amount of time the response and success has been unparalleled.
  • 500+ total college commits
  • 100+ MLB draft selections
  • 75+ Area Code selections

Coaching Staff

Derrek Duarte

  •  Owner SoCal School of Baseball
  •  Los Angeles South Bay Regional Director of Trosky Baseball
  •  Trosky National Team Coach

Coach Derrek Duarte started his playing career in El Segundo. As a three-year varsity starter he received all league honors in his junior and senior seasons, leading his team in RBIs, winning the Craig Cousins Award and was selected to play in the South Bay all-star game his senior season. After high school Coach Duarte continued to play ball at El Camino College, where he was selected to play in the freshmen all-star game and won all league honors as a catcher his sophomore season. Next, Derrek played at Cal State University, Dominguez Hills, where he started as a catcher and helped lead his team to two regional appearances.

In 2010 Coach Duarte started his coaching career as the hitting and catching coach at El Segundo High School. In 2012 Coach Duarte met Tom House and the National Pitching Association. Coach Duarte is a disciple of the NPA and has become an expert in biomechanics, functional strength, nutrition, and sleep for mental emotional management under the tutelage of Tom House.  While coaching at various schools he spent four years with Tom as a catcher and in 2015 was named the NPA’s head catching coach where he traveled coast to coast putting on pitching/catching camps with the NPA. In 2013 he went back to CSU Dominguez Hills to coach hitting and catching under the guidance of Coach Murphy Sua’.  In 2016 he followed Sua’ to Palos Verdes High School as an assistant coach. The following year he was named the head coach of Palos Verdes High School where he ran the baseball program for two years.  Coach Duarte now coaches at El Camino College for Nate Fernley.


Nate Trosky
Owner Trosky Baseball

Nate Trosky owner and founder of Trosky Baseball, is employed by the Milwaukee Brewers, New Balance Area Code Baseball, Major League Baseball / BTS and serves as a private consultant for the German National team. He has served as a baseball clinician for numerous West-Coast colleges and universities (i.e. Stanford, USC, Cal Poly Slo, USF, USB, SCU, Sonoma State, Cal State Monterey Bay, and others).

His coaching endeavors have taken him around the world to South Africa, Japan, Dominican Republic, China, Mexico, Hawaii, Germany, Italy, Belgium, Croatia, and the Czech Republic. Coach Trosky has coached in Europe professionally winning a National Championship and was named German coach of the year. He has coached with the South African, Croatian, and German National teams. Coach Trosky has been an assistant coach in 3 North American minor leagues (Northern, Western and North-East).  At Hawaii Pacific University he received All-American, Mr. Hustle and Scholar Athlete awards. Coach Trosky holds a Masters Degree in Christian Leadership, Youth Family Development.


Sean Thompson

  • Director of Baseball Operations for SoCal School of Baseball
  • Trosky Mavs Baseball Coach

Coach Sean Thompson was born and raised on the East coast.  He started his career at Overbrook High School in New Jersey.  In 1998 Thompson moved to California and transferred to Redondo Union High School.  After graduating in 1999, Thompson continued his baseball career at El Camino College.  After his freshman year, Thompson was drafted by the Texas Rangers in the 27th round of the Major League Draft. Thompson chose to return to El Camino for his sophomore year, helping lead the Warriors to the state playoffs for the second consecutive year, posting a 5-6 record with a 3.15 ERA, striking out 48 batters and making All South Coast Conference.  He also received the “Coaches Award” for demonstrating leadership on and off the field. Thompson would then transfer to the University of California at Santa Barbra (UCSB).

In 2002 Thompson led the Guacho pitching staff with 22 appearances, including 9 starts as the Friday night starter. Thompson won the “MVP” award for pitching, finishing the season with a 5.34 ERA in 87.2 innings pitched and finished second on the team in strikeouts with 55.  In 2003 Sean was nominated team captain and went 6-6 posting a 4.88 ERA, topping all pitchers with 6 wins, 104.1 innings pitched, and led the Big West Conference with 18 starts and only giving up 18 base on balls.  For the second consecutive year he received the “MVP” award for pitching and also received the “Captains Award” for demonstrating his leadership on and off the field.  On June 4th, 2003 Sean was drafted in the 35th round of the Major League Draft by the Chicago White Sox.

With the White Sox organization Thompson played in several different leagues as a starting and relief pitcher.  In his first year he played in the Pioneer League for The Great Falls White Sox and later went on to play for The Bristol White Sox.  In 2005, after being released by the White Sox, Sean signed with the San Diego Surf Dawgs of the Independent Golden Baseball League.  Sean was the opening day starter.  Along with teammate Rickey Henderson, they went on to win the league championship.  One of his best experiences was shagging fly balls in center with Rickey Henderson during batting practice.

In 2008, Thompson was the Head Freshman Coach at his alma mater Redondo Union High School.   From 2008-2013 he was a coach at House of Hardball in Lomita.  In 2014, Thompson began coaching at Beach City Baseball Academy in El Segundo.  In 2017-2018 Thompson was named varsity assistant coach at Palos Verdes High School under Head Coach Derrek Duarte. He currently is the pitching coach at Marymount University.


Daniel Timmerman
Trosky Mavs Baseball Coach

Coach Daniel Timmerman was born and raised in the South Bay and currently resides in Torrance. Daniel played for the 2009 Torrance Babe Ruth World Series runner- up team. He received awards as the Regional MVP and was named to the All-World Series Team.

Daniel played at West Torrance High School and was a 3-year Varsity starter, playing in the infield, outfield, and pitcher. In 2011, he helped lead West to a Bay League title and was also named to the All-League team, All-Area team, and     Co-Bay League Pitcher of the Year.

After high school, Daniel continued playing at El Camino College. Here he spent most of his time playing the outfield and as a relief pitcher. He was named to the All-Conference team his sophomore year and team MVP. Daniel received a scholarship to play outfield at California State University of Northridge (CSUN) where he continued and finished his playing career. He graduated from CSUN in 2015 with a degree in Communication Studies.

Daniel started his coaching career in the summer of 2015 assisting Coach Murphy Sua’.   For 2 years, he was an assistant for the collegiate team and managed a 16u and 18u team.  In 2016, he followed Coach Sua’ up to Palos Verdes high school. Daniel served as the program’s Outfield Coach and in 2017 was named the JV Head Coach under Head Coach Derrek Duarte.  Daniel currently is an assistant coach at Marymount where he started in 2018.


James Garcia
Trosky Mavs Baseball Coach

is an American former professional baseball pitcher who played in the San Francisco Giants minor league system as well as in independent league baseball. He also played for the United States National Team.

Garcia was born in Torrance, California and attended West High School in Torrance, whence he was drafted by the Boston Red Sox in the 30th round of the 1998 Major League Baseball Draft. He did not sign. He later attended University of California, Santa Barbra and was signed as an undrafted free-agent by the Giants in June 2002.

He played in the Giants system through 2006, averaging more than a strikeout per inning each year until 2004. Originally a relief pitcher, he converted to starting full-time in 2005. Also, in 2005, Garcia played for the United States national team in the 2005 Baseball World Cup.  He had a 2-0 record and a 4.05 ERA with 10 strikeouts in 6.2 innings in the tournament.

The Giants cut ties with the pitcher following the 2006 season and he began playing independent baseball, spending time in the Northern League, Atlantic League, Golden Baseball League, North American League and American Association, until 2011, his final season.

Overall, Garcia spent 10 years in professional baseball and went 47-56 with a 4.79 ERA in 272 games (112 starts). He had 735 strikeouts in 846 1/3 innings.

Trosky USA

The Trosky National Teams will compete at the highest level, playing in the nations top events and playing against the nations best. The Trosky National Teams will be made up of NCAA DI and MLB Draft talent. The players will be some of the countries best..



  • Perfect Game West MLK Championship (January 2019)
  • Perfect Game World Series (July 2019)
    • 14u: July 18-22, Sanford, FL
    • 15u & 16u: July 20-25, Sanford, FL
    • 17u: July25-29, Scottsdale, AZ

Perfect Game Tournaments are the highest quality events for all travel teams. PG prides itself on being well organized and efficient, providing value to everyone in attendance.



  • Sophomore (Sept. 26-29, 2019)
  • Junior (October 3-6, 2019)
  • Senior (October 9-13, 2019)
  • Freshman (October 17-20, 2019)

The Arizona Fall Classic is one of the premier showcases in the country. Started over 20 years ago, the main focus of all these events is to provide opportunities for all of the players to have a career after high school baseball.

5 Tool Skill Development


College Recruiting Process


6th Tool Mental maKe up