Reinhard is the founder of the GRB Academy and the Rays program.  Prior to leading the way in amateur baseball in Wisconsin, Reinhard played for the Chicago Cubs and the Tampa Bay Rays professionally for 6 seasons.  He also was voted the 2005 D3 National Baseball Pitcher of the Year unanimously, while leading the UW-Whitewater Warhawks to their 1st Baseball National Championship in school history.  Reinhard grew up in Marinette, WI.  Under his direction, the Rays program has become one of the most desirable programs to play for in the Midwest.  The Rays boast impressive numbers under Reinhard’s guidance, with over 125 college players coming from the Rays program, spread out across the country playing at the next level.  Of those 125 players, 88 went to scholarship schools.  Two players have been drafted under Reinhard (Dan Jansen and Jeren Kendall).  Reinhard does pitching instruction at the facility, and manages the day to day operations of the Academy and the Rays.  He also manages the 17U team and the college recruiting for the program.

Max Cordio is a partner at the GRB Academy, and has been a key figure in developing the Academy and the Rays program since day one.  Cordio, a Whitewater native, chose to stay home for his college career and played for the hometown Warhawks.  While there, Cordio made an appearance in the NCAA D3 World Series.  Playing multiple positions, Cordio is well rounded in the game of baseball.  Cordio has led the Rays offensive attack for years, and is one of the most sought after hitting instructors in the Midwest.  In addition to his training at the Academy, Cordio coaches 3rd base and manages game play for the 17U team.  Cordio has had 32 D1 hitters come from his guidance, including four State Player of the Year awards in Wisconsin.

Stewart joined the GRB staff in May of 2015.  Prior to coming to GRB, Stewart spent several years at the D1 level as a player and coach.  Stewart was a 4 year starter at Western Illinois.  Following his collegiate career, Stewart played two seasons of professional baseball in the Frontier League for the River City Rascals in O’Fallon, Missouri.  Following his playing days, Stewart returned to the D1 level to coach back at his alma mater.  Back at Western Illinois, Stewart was responsible for the catchers, and developing offensive strategy.  Both of these make Stewart a great addition to GRB to train the catching staff, and work directly with hitters.  Stewart trains catchers and hitters in private instruction.  He also has knowledge in pitching, as well as strength and conditioning.

Ransom returned to teach and work at the program that he came from, becoming the first Rays player to return to work for the program after his playing days.  Ransom, a North Dakota recruit in 2010,  was the first Rays player to sign to play D1 baseball.  Ransom left the Rays program holding the wins record in a season, and still is the holder of this record currently.  A true competitor on the mound, Ransom has developed the Academy’s velocity program, and takes the lead on several of the pitching development programs.  Ransom also does some hitting lessons, and speed and strength training.

Stauber, a De Pere, WI native, brought his college coaching and playing background to GRB in 2013.  Prior to GRB, Stauber played college baseball for St. Norbert’s.  As a player, Stauber served as team captain in 2007 and 2008, winning the Midwest Conference title both years with a combined 51-22 record.  Stauber hit .381 in 2008.   Post playing days, Stauber has had coaching stints at St. Norbert’s, Lawrence, and Central College (IA).  Stauber has also coached for the Green Bay Bullfrogs of the Northwoods League from 2009-2011.  The Bullfrogs compiled a 98-77 record over his time in Green Bay, earning a playoff berth in 2011.  Stauber has worked with over 30 MLB draft picks in his time. Currently Stauber is the Director of Marketing and Communications at GRB Academy.

Bunnell joins the GRB staff in September of 2019 after playing in the program from 2007-2015. A Stoughton native, Bunnell was drafted by the Atlanta Braves in the 40th round of the 2019 Major League Baseball Draft, making him the first ever draft pick from Stoughton. The Indiana University graduate finished his collegiate career at Indiana University where he was a pivotal piece in their 2019 B1G Conference Championship season playing both second and third base. Prior to Indiana, Bunnell played seasons at Madison College and Kansas State University. Bunnell played in the Northwoods League from 2016-2018 for both the Madison Mallards and Rockford Rivets. Bunnell joins the GRB staff to offer personal instruction for hitting and infield play at the Madison location.

Dom Todarello joined the GRB Academy in August of 2020. An Arrowhead High School alum, Todarello was voted onto the All-State team his junior year. He played for the Rays program in 2013 and continued his career playing on a baseball scholarship at the University of Arkansas. Todarello also played with the Texas Collegiate Summer league and the Sheboygan A’s. He completed his collegiate sports career playing football at UW-Oshkosh where he was named an All-American. Todarello joins the GRB staff to offer personal instruction for hitting and infield play. He also has extensive knowledge in strength training and speed work.