Good Game is a new training facility located in Peachtree City, GA.

We are dedicated to providing high-quality instruction to players of all ages and skill levels. Our programs focus on developing fundamental skills, strategic understanding, and a love for the game.

We emphasize personalized coaching, ensuring each athlete receives tailored guidance to enhance their strengths and address areas for improvement.

Our experienced coaches are committed to fostering a positive and supportive environment where players can grow both as athletes and individuals building confidence, discipline, and teamwork.

Meet the Good GameTeam

  • Austin Grebeck

    CO-FOUNDER

    HITTING, FIELDING, PITCHING INSTRUCTOR

    Austin@GoodGameBaseballSoftball.com

    C: 949-547-4290

    Drafted in 2016, Seattle Mariners, Round: 21. Austin played in college for 3 years for Oregon as an outfielder. 2016 ABCA/Rawlings Gold Glove Team

    Pac-12 All-Defensive Team (2016)

    Honorable Mention All-Pac-12 (2016

    Since 2021 Austin has coached travel baseball ages 10u-17u.

  • Joe Gruszka

    CO-FOUNDER

    HITTING, FIELDING, CATCHING INSTRUCTOR

    Joe@GoodGameBaseballSoftball.com

    C: 770-634-4665

    Joe played at Starrs Mill High School and graduated in 2016. He continued his baseball career through college at UNC-Asheville where he was predominantly a catcher and designated hitter. He also played OF and IF..

    Since 2020 Joe has coached travel baseball ages 10u-17u. He also works with professional pitchers during the MLB off season.

  • Scott Rehn

    CO-FOUNDER

    Baseball dad. Peachtree City Little League Board Member, Baseball Coach.

    Scott@GoodGameBaseballSoftball.com

    C: 404-964-7101

  • Brett Allen

    PITCHING INSTRUCTOR

    Brett@GoodGameBaseballSoftball.com

    C: 430-422-5995

    Brett played junior college baseball for two years before moving to Reinhardt University (GA). He was named relief pitcher of the year for the AAC in 2024 and 2025.

    Brett was named as one of ten players on the NAIA World Series All-Tournament Team in 2024. And was a projected first-team All American for 2025.

    He also played at the national level in his home country of Australia for his entire high school career, and coaches pitching privately when he returns home.

  • Connor Housley

    PITCHING INSTRUCTOR

    Connor@GoodGameBaseballSoftball.com

    C: 770-557-9051

    Two years of professional baseball experience. Currently playing baseball in the White Sox organization.

    Two years at University of Tennessee. Two years at Kennesaw State University

    Multiple years of experience in teaching kids efficient pitching mechanics.

  • Carlo Cortina

    HITTING, PITCHING INSTRUCTOR

    Carlo@GoodGameBaseballSoftball.com

    C: 305-481-2810

    Carlo Cortina played college baseball at St. Thomas University in Miami, FL, where he was a pitcher and third baseman. During his time at STU, he earned NAIA Academic All-American honors for his achievements on and off the field.

    Carlo brings over 18 years of coaching experience, including time at the high school level in Miami. Since 2020, he has coached travel baseball across multiple age groups and currently serves as the National Assistant Youth Director for Wow Factor. In 2024, Carlo joined Trinity Christian School in Sharpsburg, GA as one of the middle school baseball coaches, where he continues to mentor and develop young athletes.

    His leadership, experience, and passion for the game continue to make a lasting impact on players at every level.

  • Myles Jaye

    PITCHING, FIELDING INSTRUCTOR

    Myles@GoodGameBaseballSoftball.com

    C: 678-559-6225

    Myles played at Starrs Mill High School and graduated in 2010. He was committed to play D1 baseball at Kennesaw State University as a shortstop. He was drafted out of Starrs Mill in 2010 in the 17th round by the Toronto Blue Jays.

    Myles would go on to play 8 years in professional baseball for multiple organizations. On September 2, 2017 he made his Major League Debut with the Detroit Tigers.

    Myles has been coaching travel baseball since 2019 as well as training pitchers from 10u all the way to professional athletes. He is currently the pitching coach for Wow Factor National 17u.