Professional Instruction From Professional Staff

03/06/2007 9:22 AM -

Here's your chance to train with the pros. Our staff of avaiable instructors continues to grow. To get started contact an instructor of your choice directly to discuss lesson availability today...

Meet the Keystone State Staff


Mailing Address:
662 Ditz Drive
Manheim, PA  17545

Phone: (717) 665-0901
Fax:     (717) 665-0410


Greg Williams
Keystone State Baseball & Softball Academy
Owner / Executive Director
Baseball & Softball Instruction 
(Weekdays only 3:00pm - 5:00pm)
Prep Baseball Report
Pennsylvania / West Virgina Director of Scouting

Greg Williams is the acting Executive Director of Keystone State Baseball and Softball Academy. He began his role at Keystone State on October 1 of 2014 while also moving the offices of Prep Baseball Report to the 662 Ditz Drive location in Manheim, PA. Williams continues his role with Prep Baseball Report while also overseeing operations of the Academy and its employees.

Williams began as Pennsylvania’s Director of Scouting in June of 2012 and oversees the day to day operations of PBR in the commonwealth. He was a four year starter in the outfield for Slippery Rock University, acting as the captain of the 1989 Division II third place team that won 42 games. Williams was an All-PSAC performer that season, was a member of the North Atlantic Regional All-Tournament Team and was named to the Division II World Series All-Tournament Team as well. He has spent the past 25 years involved in the game. Williams worked in the Houston Astros Organization, coached high school baseball in Florida and Pennsylvania, and most recently was a full time high school athletic administrator. During his tenure as the head coach at Meadville HS, Williams led the Bulldogs to a 66-35 overall record, and the only two District 10 Championships in school history in 2002 and 2003.

Shaun Vernesoni            
Keystone State Baseball & Softball Academy
Independent Baseball/Softball Instructor
Prep Baseball Report                
Central Pennsylvania Director of Scouting

Shaun Vernesoni is the Director of the Keystone State Bombers travel baseball and softball program, overseeing 8 Bombers baseball teams. He is also the Director of Instruction at the Academy, specializing in hitting and defensive instruction. Vernesoni is also an area scout for Prep Baseball Report and an associate scout with the San Diego Padres.

He finished his college playing days in 2012 at Fairmont State University where he led catchers in all divisions of NCAA baseball in throwing efficiency for the that season. He had 35 assists on the season and threw out an impressive 21-of-32 runners trying to steal. He acted as the Team Captain at Fairmont State in each of the last two years and was named Team MVP following the 2012 season. Vernesoni also played at one of the premier junior colleges in the country (Calhoun Community College - Decatur, AL) as well as at West Virginia State during his college playing career.

He played his high school baseball in Northwestern Pennsylvania at Meadville High School and was a member of two District 10 championship teams while being coached by Greg Williams.

Joe Hruska            
Keystone State Baseball & Softball Academy
Independent Baseball/Softball Instructor
Prep Baseball Report                
Regional Scout

Joe Hruska is the Assistant Director of the Keystone State Bombers travel baseball and softball program, overseeing 8 Bombers baseball teams. He is also a full time instructor at the Academy, specializing in hitting and defensive instruction. Hruska is also an area scout for Prep Baseball Report and an associate scout with the Boston Red Sox.

Hruska played his college baseball at Davis & Elkins College in West Virginia where he was a four year starter as a middle infielder. Prior to his college days Hruska excelled at Linesville High School leading the Lions to the PIAA Class A finals in his senior season.

Hruska coached high school baseball in Western Pennsylvania as well as American Legion baseball in West Virginia and Pennsylvania for more than a decade before making the move to Eastern Pennsylvania in the fall of 2017.

Kevin Leitzel                            
Keystone State Baseball & Softball Academy
Independent Baseball/Softball Instructor 
Prep Baseball Report                
Regional Scout

Kevin Leitzel joined the Keystone State Staff in November of 2014. Previously he spent four years as an assistant coach with the Bloomsburg University Huskies. In 2012 he helped guide the Huskies to 25 wins, the most by the program since 1999 and just the fourth time they reached that mark in the program’s history. In 2014 he was part of a record breaking season for the Huskies which saw them break the program record for conference wins and secured the 2nd seed from the PSAC East. He has coached ten All-PSAC players including the 2013 and 2014 Freshman of the Year. Leitzel was the Recruiting Coordinator, 1st Base Coach, outfield coach and assisted Coach Collins with the Huskies' offense.  The Huskies had a .300 team batting average in each of his three years and the outfielders improved upon their fielding percentage and outfield assists each season.

Leitzel spent the 2012 summer coaching the Licking County Settlers of the Great Lakes Collegiate League. He was the associate Head Coach and helped lead the Settlers to their first GLSCL Championship in organization history. He also had two players from that team selected in the 2013 MLB Draft. In addition to his coaching duties, Leitzel directed the Huskies' baseball camp programs. The Huskies offer a one-week summer camp as well as five clinics throughout the academic year. Leitzel joined the Huskies coaching staff after working for All-Star Baseball Academy in West Chester and serving one year as the varsity assistant at Line Mountain High School.

Image result for tim mayza toronto blue jaysTim Mayza
Keystone State Baseball & Softball Academy
Independent Baseball Pitching Instructor

Tim Mayza was selected in the 12th Round of the 2013 Major League Baseball First Year Player Draft by the Toronto Blue Jays out of Millersville University. The Upper Perkiomen High School graduate became just the 2nd player in Millersville University history to reach the Major Leagues with his call up to Toronto in August of 2017. Mayza recorded his first win in September and finished his rookie season with 27 strikeouts in 17 innings of work out of the bullpen.
Mayza will be available for pitching lessons beginning November 1 and will be available until his departure for spring training in February. He left Millersville after a 2013 junior season in which he went 11-3 with a 1.55 ERA and 91 strikeouts in 98 2/3 innings. Mayza went 21-9 with a 2.98 ERA during his three year Marauder career. He started game three of Millersville's 2011 NCAA Championship Tournament appearance as a true freshman.

Chris Mattison

Chris Mattison                          
Keystone State Baseball & Softball Academy
Independent Baseball/Softball Instructor

Chris Mattison was selected in the 16th Round of the 2016 Major League Baseball First Year Player Draft by the San Diego Padres out of Southeastern University. The Lancaster Catholic High School graduate became the highest drafted player in Fire baseball history, and is the third player taken in the last four years.
During his lone season at SEU, Mattison was named First Team All-Sun Conference, hitting .398 with 19 doubles and 15 home runs. He earned a Gold Glove from the conference at first base, registering a .991 fielding percentage.
The Padres selected Mattison as a catcher. He also saw time on the mound as well as first base for the Fire.

Tad Barton
Keystone State Baseball & Softball Academy
Independent Baseball Pitching Instructor

Tad Barton was drafted out of Muhlenberg High School in 2010 by the Arizona Diamondbacks but opted to attend Millersville University. After 4 seasons at Millersville, Barton graduated as the all-time wins leader, and the record holder for games started and career innings pitched. He owned a 25-11 career record, 14 complete games, 236 innings pitched with only 3 homeruns given up, and was named All-PSAC East Second Team in his two final seasons. Barton signed as a free agent with the Windy City Thunderbolts in the Frontier League and played for one summer. As a coach, Barton helped the 14U Mountville Angels (27-5) win the 2015 LNP Tournament Junior Midget Championship.

Joel Buchko
Keystone State Baseball & Softball Academy
Independent Baseball/Softball Instructor

Buchko played collegiately four four years at Cecil College, a Junior College in Maryland, and at Palm Beach Atlantic University, an NCAA Division II program in the Sunshine State Conference. He was the starting catcher of the 2011 Junior College World Series team that finished 5th in the nation. Buchko received the ICAA Player of the Year in 2013 while playing in Florida. Currently he is finishing his degree in Early Childhood Education at Millersville University where he has been a student Assistant Coach the past two years working with the catchers, 1st basemen and hitters. Buchko has also been giving weekly catching and hitting lessons with players aged 6-18 over the past two years. 

Dan Williams 
Keystone State Baseball & Softball Academy
Independent Baseball Instructor

Dan Williams joined the Prep Baseball Report staff in March of 2017 with over 20 years of coaching experience under his belt. Williams has been assigned to oversee scouting in Western Pennsylvania and West Virginia.

A licensed physical therapist since 1991, Williams was the rehabilitation consultant to the Pittsburgh Pirates from 1994-1996 spending time with the team in Bradenton, Florida for spring training. Williams has coached high school baseball and competitive travel baseball in Pennsylvania and Ohio since 1996 with countless former players going on to play college baseball. Most recently Williams acted as the pitching coach for Baird Brothers in the Youngstown, OH Class B League assisting 16 players on the roster in moving on to college baseball, 12 of which will be playing at the Division I level.

Coach Williams’ son Dan is currently a freshman playing baseball at Division II power Seton Hill University.

Kelly Sylvester                          
Keystone State Baseball & Softball Academy
Independent Softball Instructor

Coach Sylvester recently completed her first year as the Head Coach at Harford Community College in Bel Air, MD. Without the benefit of having an opportunity to recruit an incoming freshman class Sylvester led her team to a 12-26 finish including a 6-12 conference mark. 

Sylvester spent the previous two years as Penn State-Berks assistant softball coach.  In both seasons, Berks won the NEAC conference championship and competed in the NCAA Regional Tournament.  Coach Sylvester primarily served as the pitcher, catcher and outfielder coach.  The accomplishments of Berks’ pitching staff included: two NEAC South Division Pitcher-of-the Year awards,16 shut-outs, including a perfect game with 11 strike-outs, and a collective ERA that ranked in the top 25% nationally. 
Sylvester is a proud member of the National Fastpitch Coaches Association, and is a softball instructor at Keystone State Baseball and Softball Academy.  She earned two Master of Education degrees (sports management and English) from Millersville University.  Sylvester received a Bachelor of Arts in linguistics from Brooklyn College, and during her senior season, she was the pitch-calling catcher for a phenomenal lefty, Jaime Bellettini.  Their pitching-catching synergy resulted in Bellettini’s 2.24 ERA and ranking 2nd nationally in NCAA DIII for her 12.7 Strikeout Average per seven innings.  After that 2006 season, Sylvester relocated from New York City to Lancaster County, Pa., where she currently resides.


Julie Williams                          
Keystone State Baseball & Softball Academy
Director of Outside Programming
Prep Baseball Report
Event Coordinator and Videographer 

Julie Williams, wife of Executive Director Greg Williams, is a career physical education teacher. She has her bachelor's and master's degrees in exercise science from Slippery Rock University. Julie spent three years as a Coordinator of Wellness at Leesburg Regional Hospital in Central Florida prior to moving into education. She brings 23 years of teaching and coaching experience with her to her new role at Keystone State Academy.

Julie coordinates the player check-in area at all Prep Baseball Report events, handles player profile photos and videos, and coordinates the distribution of scouting materials to all scouts in attendance.

Ann Reiner
Keystone State Baseball & Softball Academy

Weekend Administrative Assistant 


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