Dave Bartek 

Founder

Dave spent his college years playing at Capital University and Piedmont College. Shortly after graduating he began coaching at the high school and college level before going on to receive several advanced certifications in strength & conditioning through The National Academy of Sports Medicine.

Dr. Dale Bartek 

Founder

Dale brings a decade of elite-level training experience combining advanced skills in orthopedic Physical therapy and strength & conditioning.

A graduate of Piedmont College, Dale went on to receive his Doctorate in Physical Therapy now hoding affiliations with the most prestigious institutions and societies in the rehab medicine industry.

He is recognized internationally for his work with Olympic gold medalists, and professional athletes from the MLB, UFC, NFL, NBA and NHL. 

Greg Hendrix 

Director of Velocity Max

Greg brings to our team decades of knowledge and experience in pitching, training, arm care, and development. A local Atlanta area standout, Greg was drafted in 2006 by the Los Angeles Dodgers. Beginning his college career at Shelton State CC, he made two appearances in the Juco World Series before moving on to pitch at Southeastern Missouri and Southern Polytechnic in Marietta, GA where he pitched on another World Series level team.

In 2011, Greg started his pro career, pitching here in the US, as well as overseas in the UK, Australia, and Germany making appearances in the World Baseball Classic for the Great Britain Team on several occasions. Greg has a son, Charlie, who is now pitching at Division 1 Georgetown University, and a daughter Adeline.

Greg's extensive studies of the mechanical throwing sequence has helped shape the Velocity Max Program and helped hundreds of ballplayers maximize their throwing and pitching potential. 

Greg possesses tons of passion for the game, and pitching itself and is a great mentor the rest of our staff and young athletes.

Shannon van Wyck

Director of Strength & Performance

Shannon was born and raised in Australia. At age 18, Shannon moved over to the United States to play college baseball at Indian Hills Community College (IA). After two years at Indian Hills, he moved on to play at Kennesaw State University and was a major contributor as one of the main left handed pitchers on the staff.

Shannon received his Bachelors of Science in Exercise-Health Science from Kennesaw State University and has since amassed 19 years of professional experience in strength and conditioning including time spent as the Atlanta Falcons Assistant Strength & Conditioning Coach, Head Performance Coach at Velocity Sports Performance in Roswell, and Exercise Physiologist at High Intensity Training Centers in Kennesaw. He later went on to open his own facility, Complex Strength & Conditioning, in Marietta before taking a position with the Atlanta Braves as a Data Operations Specialist.

Shannon has a USA Weightlifting Level 1 Certification, a decade of experience coaching travel baseball, and a wealth of knowledge from some of the greatest leaders and mentors in the Strength & Conditioning space.

Bobby Holley

Director of All Barrels Hitting Academy

Bobby Holley is a former UCLA shortstop and nine-year professional baseball veteran. At Long Beach Poly High School, he helped lead the Jackrabbits to their first Moore League title in over 30 years. At UCLA, Holley was a three-year starter, contributing to the Bruins’ 1986 PAC-6 championship and playing alongside future MLB stars like Erik Karros, Bob Hamelin, Jeff Conine, and Torey Lovullo.

Drafted by the Detroit Tigers in 1988, Holley played nine pro seasons, reaching Triple-A with the Mariners and earning 1991 Carolina League All-Star honors. He hit 77 home runs over his career and spent time with the Royals and Expos organizations.

As a coach, Holley led Centennial HS (CA) to the playoffs in his first season, coached multiple travel teams in Georgia, and was the 2021 hitting coach for the Wisconsin Rapids Rafters (Northwoods League). He also co-founded Hardball Warehouse, one of the nation’s largest youth baseball training facilities, developing players and elite travel teams.

Holley brings a wealth of experience and a passion for helping young athletes reach their potential.

Dr. Corey Arnold PT, DPT

Physical Therapist

With 9 years of experience in strength and conditioning and 6 years in physical therapy, Corey Arnold is dedicated to helping athletes recover, optimize their performance, and stay injury-free at every stage of their career. Corey earned his Bachelor’s in Kinesiology (2015) and Doctor of Physical Therapy (2023) from Georgia Southern University. 

Corey has had the opportunity to work with athletes at all levels – from youth to professional – with a particular focus on golf and baseball. His unique approach blends his extensive background in strength and conditioning with his advanced knowledge of physical therapy, allowing him to offer individualized care tailored to each athlete’s specific needs and goals. 

Whether it's improving strength, mobility, or performance, Corey integrates both rehabilitation and sport-specific training to help athletes recover from injury and perform at their peak. He is passionate about providing specialized, sport-specific training and physical therapy to help athletes return to their sport stronger, healthier, and more resilient than before.

Mikee Moore

Hitting Coordinator

Mikee is a local Atlanta native who played his High School baseball at Dunwoody, where he was part of a State Championship team. After high school, he continued his playing career at Maryville College, earning multiple 1st Team All-Conference and All-Region honors. He finished up at Georgia College & State University, stepping into a starting role in right field and competing against top-level Division II programs.

Since wrapping up his playing career, Mikee has spent the last decade coaching, training, and developing youth baseball players. He specializes in hitting and outfield play, bringing a sharp eye for detail and a clear, player-first approach. Mikee now works as part of the Athletek staff and the All Barrels Hitting Academy, where his energy, experience, and passion for teaching continue to impact athletes at every level.

Isaac Haynes

Assistant Pitching Coordinator

Isaac Haynes, an Atlanta, GA native, began his college baseball career at Howard University in Washington, D.C., before returning to Georgia to finish his education and playing career at Georgia State University. He holds a Bachelor’s Degree in Health and Physical Education and a Master’s Degree in Educational Leadership.

Since 2004, Isaac has worked as a Health and Physical Education teacher and administrator. His coaching journey began at the middle school level, leading to over a decade as a high school head baseball and softball coach. After stepping away from high school coaching, he served as an associate scout for the Baltimore Orioles and Cincinnati Reds and worked as a national camp director with America’s Baseball Camps, coaching, training, and evaluating countless athletes.

Known for his patience and understanding, Isaac values the unique qualities everyone brings to the table. He is passionate about guiding young athletes in their baseball journeys and personal growth.

Tyler Haswell

Assistant Pitching Coordinator

Tyler grew up in the Atlanta area and attended Peachtree Ridge HS where he was rated the 26th best pitcher in the state and the Gwinnett Co Pitcher of the Year in 2013. All of that was good enough to land him in the SEC at the University of South Carolina where he spent his college playing days. During his time at South Carolina, Tyler learned from some of the best staff in the southeast and competed in one of the toughest baseball conferences in the nation.

Since his playing days, Tyler has committed to helping young pitchers maximize their potential through getting stronger, throwing the ball better, and harvesting intensity.

Chris Basilio

Hitting Instructor

Out of Miami, FL, Chris joins the Athletek team with a wide range of knowledge and skills to pass on to ballplayers. Primarily a pitcher coming out of High School, Chris played at Jackson State before making one of the toughest transitions in baseball. After an arm injury - he was forced to move back to becoming a hitter and position player - at the college level.

His journey through this game and through injury has ignited his passion for helping young ballplayers achieve their goals and stay injury free. He leads various developmental programs we have to offer. 

Conner Ewing

Catching Instructor

Conner went to Oconee County High School and played his college baseball at Southern Wesleyan University in South Carolina, where he was a four year starter, primarily at the Catcher position.

Conner currently trains catchers privately, coaches travel baseball, and helps his father, Mike, who runs an Atlanta-based recruiting agency for ballplayers. Conner wants to help as many young catchers as possible to maximize their skills and continue dominating one of the toughest positions on the field.

Seth Bennett

Hitting & Catching Instructor

Seth played High School baseball at Peachtree Ridge HS and graduated in 2020 before heading to Young Harris College to continue his playing career. Seth is now finishing up his degree at Kennesaw State University with aspirations of becoming a school teacher and coaching High School baseball.

Seth also coaches travel baseball for the Outlaws Travel Baseball organization in Atlanta. His passion for the game, knowledge and wisdom as a catcher, and infectiously positive attitude makes him a great mentor and teacher of the game.

Dominick McIntyre

Hitting Instructor

Dominick played High School baseball at Peachtree Ridge and went on to compete at the University of North Alabama, where he was a four-year starter at the Division I level. During his college career, he earned Conference Player of the Week honors and faced top programs like Vanderbilt, Ole Miss, and Mississippi State.

He now works with the Athletek staff and is a key part of the All Barrels Hitting Academy. Dominick is passionate about developing young hitters and outfielders. With his recent college playing experience, calm demeanor, and ability to relate to players, he brings a modern and impactful approach to teaching the game.