Owner Matt Mahay
Title/Position: Owner, Director of Player Development
Favorite MLB Team: Chicago White Sox

Matt Mahay joined the Play Ball USA team in January of 2008 as a hitting instructor. In the following years, Matt rose to the facility manager and program coordinator before taking over as General Manager. In the Summer of 2013 Matt, along with Ross Wolfson purchased the business from former owner Nelson Gord.

Location(s): Team Training Center, Player Development Academy
Instructor Chris Michals
Title/Position: Director of Pitching, Hitting Instructor, Co-Owner
Favorite MLB Team: San Diego Padres
  • Pitcher at Oakton Community College (2010) 
  • 6 year professional international pitcher/infielder: Slovakia (2012 inter-league champion), Czech Republic (2013), Switzerland (2014-2017, Swiss Champion)
  • Assistant Coach for the Slovakian National Team in 2012
  • Director of Pitcher Development at Play Ball USA
  • Specializes in biomechanics, velocity development, pitch design, video (Rapsodo) analysis, injury prevention
Location(s): Team Training Center, Player Development Academy
Instructor Heidi Suwinski
Title/Position: Customer Relations Manager
Favorite MLB Team: San Diego Padres
  • Play Ball USA employee since January 2018
  • Graduated from Taft High School in 2015
  • Graduated from the University of Illinois-Chicago in 2019 with a degree in Rehabilitation Sciences and minor in Disabilities 
  • Played college rugby positioning in the back line from 2016-2017
  • Has a passion for working with injured athletes going through the rehabilitation process. She has worked at Atheltico Physical Therapy from 2017-2020 making her way to Aligned Modern Health in 2020 to continue in the rehabilitation relm. 
Location(s): Team Training Center, Player Development Academy
Instructor Nata Segura
Title/Position: Hitting/Defense/Catching Instructor, Facility Manager
Favorite MLB Team: Chicago White Sox
  • Four Year Starter at St. Patrick High School 
  • Catcher at Adrian College (A top 20 DIII baseball program) 
  • 6 Year Play Ball USA Alumni 
  • Illinois Travel Baseball Club Alum 
Location(s): Team Training Center, Player Development Academy
Instructor Sal Biondo
Title/Position: Pitching/Defense instructor, Facility Manager
Favorite MLB Team: Chicago White Sox
  • 4-year baseball player at Ridgewood Highschool (all conference 2016) 
  • 4-year pitcher at Concordia University-Chicago (CUC), the #1 DIII team in the nation in 2018/2019 
  • 2x College World Series appearance for CUC 
Location(s): Player Development Academy
Instructor Angel Sanchez
Title/Position: Pitching and hitting instructor
Favorite MLB Team: Chicago White Sox 
  • Pitcher at Waubonsee Community College 2013-2014 (1st team All American, 1st team All-Area, 1st team All-Conference, Pitcher of the Year 2014, National-bound 2013-2014)
  • Pitcher at Judson University 2014-2016 (1st team All American, 1st team All-Area, 1st team All-Conference)
  • Assistant Coach for the Illinois Slammers in 2017 
Location(s): Team Training Center, Player Development Academy
Title/Position: Hitting/Infield Instructor
Favorite MLB Team: San Diego Padres
  • Play Ball USA and Illinois Travel Baseball Club Alumni 
  • Was a 4 year varsity player at Maine West High School earning All Conference twice and All Area once
  • Played 1 year at Webster University 
  • Moved on to play infield for North Central College where Eric double majored in Marketing and Management 
  • All 4 year of college he was a NCAA regional tournament participant and was named Second Team All CCIW in 2018
  • In 2020 he was named to the D3baseball.com Team in the spring
Location(s): Team Training Center, Player Development Academy
Title/Position: Hitting/Pitching/Catching Instructor
Favorite MLB Team: Chicago White Sox
  • Played at Oak Forest High school being a part of two conference championships and one regional title. 
  • Started his college career playing at Moraine Community College playing in their sectional tournament in his first year.
  • Continued playing at Illinois State and Calumet College of St. Joseph 
  • Rob began coaching at IC College Prep winning the Metro Suburban Conference and a state finalist in 2009. 
  • He also coached the Chicago Suburban Baseball League being a part of the Oak Forest Shooters. 
  • Was a coach for the Chicago White Sox Training Academy from 2005-2013.
  • Rob coached for Elite Baseball Training in 2012 working with 15U, 16U, and 17U ages. 
Location(s): Team Training Center, Player Development Academy
Instructor Stefanie Guercio
Title/Position: Fastpitch Softball Pitching/Young Hitting instructor
Favorite MLB Team: Chicago Cubs
  • Play Ball USA alumni since 2009 
  • Player at Maine South High School 
  • Pitcher at Southeastern University for 1 year
  • Pitcher at Carthage College (DIII, 1st team All American 2019)  for the past 4 years, earning the Sun Conference Freshman of the Year in 2017, and part of their Regional Championship Team. 
Location(s): Team Training Center, Player Development Academy
Instructor Meghan Joyce
Title/Position: Fastpitch Softball Pitching instructor
Favorite MLB Team: Chicago Cubs
  • Played at Regina Dominican High School where she holds the strikeout record of 217 K’s in one season
  • Played travel softball growing up with the Lake Forest Scouts, Athletic Barn, and Chicago Cheetah’s
  • Current pitcher at Lake Forest College
  • Current coach for the Illinois Blaze Travel Softball 
Location(s): Team Training Center, Player Development Academy
Instructor Eli Mercado
Title/Position: Hitting/Defense instructor
Favorite MLB Team: Chicago Cubs
  • 4 year varsity infielder at William Howard Taft High School (2015, MVP)
  • Infielder at Olive Harvey from 2015-2017(First Team All-Region IV) 
  • Infielder at Longwood University (2017-2019) 
  • Assistant Coach at Longwood University 2019-2020
  • Current Coach for the Illinois Travel Baseball Club 
Location(s): Team Training Center, Player Development Academy
Instructor Adam O'Malley
Title/Position: Pitching/Hitting instructor
Favorite MLB Team: Chicago Cubs
  • Went to Elk Grove High School playing football and baseball earning All Area and All Conference in 2014
  • Pitcher at Rockford University where he earned All NACC as a freshman
  • Pitcher at UW-Oshkosh 
  • Player in the Northwoods Summer League for 3 years 
  • Current Coach for the Illinois Travel Baseball Club 
  • Current Assistant Coach at Harper Community College 
Location(s): Team Training Center, Player Development Academy
Instructor Mike Pugliese
Title/Position: Hitting and Infield Instructor

Coach Pugliese joined the Play Ball USA staff in 2014, but is no stranger to the academy. “Pug” was a student at Play Ball during his time at St. Francis High School in Wheaton, IL where he was elected as the senior captain of the baseball team, and later an All-Conference selection at shortstop.

Location(s): Team Training Center, Player Development Academy