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Garden State Tennis Pro Staff
John Costanzo, Owner & Director of GSTC
  • Twenty-eight years of teaching experience

  • Developed over six hundred USTA Nationally ranked juniors

  • Developed over fifty No. 1 ETA Ranked Juniors

  • Developed sixteen New Jersey High School State Singles Champions

  • Developed three NCAA National Champions 

  • Developed 2010 Girls Jr. US Open Quarter Finalist

  • University of Michigan No. 1 Singles, Big Ten Champion (1996)

  • NJ Star Ledger – “Top Ten Player of the Decade” (1990s)

  Gill Acosta, Director of Junior Development
  • Twenty-one years of teaching experience

  • Head of Junior Development 

  • Coach of 13 National Junior Gold Ball winners

  • Coach of 2023 Girls NJ High School State Singles Champion

  • Junior Cuban National Team Member

  • Degree in Exercise Science

  • Certified Fitness Trainer

  • Director of Net Generation Program

   Andrew Sharnov, Director of  Adult Program
  • Fourteen years of teaching experience

  • Directs program that developed six New Jersey state singles champions (2012-2015 Boys, 2015-2016 Girls)

  • Directs program with over 25 Top 100 nationally ranked juniors

  • Division II National Champion, Barry University (2010)

  • New Jersey High School State Singles Champion (2005)

  • Top USTA Ranked Junior, Boys 12's through Boys 18's

  • Director of Adult Program

Gordiy Milchutskyy, Director of Adult Beginner Program
  • Eleven years of teaching experience

  • Works with top ranked juniors and all levels of adults

  • Rutgers University - Four year starter & All Big-East Team member (2005)

  • NJ High School State  Singles, Runner Up (2002)

  • Top USTA Ranked Junior (2002)

  Rodrigo Echavarria, Director of Tournament Training
  • Former ATP Player
  • Eight Years coaching experience
  • Works with Top Ranked Juniors
  • Former No. 1 ranking in Colombia
  • Worked with Colombian national champions 
   Top Sasinin, Director of Pre-Tournament Training
  • Twelve years of teaching experience

  • Works with top ranked juniors

  • Stevens Institute of Technology - Starting Player

  • NJ GMCT Title winner (2009)

  • Top USTA Ranked Junior

    Tom Wolski, Director of Pre-Tournament Training
  • Eleven years of teaching experience

  • USTA Tournament Director

  • Brookdale CC NCAA National Champion

  • Top Ten Ranked Junior USTA

  • Top 200 National Ranked Junior

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Juan Suarez
   Juan Suarez, Director of Net Generation
  • Eight years of teaching experience
  • Co-director of UTR
  • Works with top ranked juniors
  • Exercise Science Degree Major
  • Co-Director of Net Generation Program
  • Top USTA ranked junior 
 Jorge DelRey, Director of UTR
  • Ten years of teaching experience
  • Junior Cuban national team member
  • Director of UTR
  • Works with top ranked juniors
  • NJ UCT Title Winner (2011)
  • Saint Peters University -Four year starter (2013-2017)
  • Top 3 Cuban national ranked, Boys 12's through Boys 16's 
Brandon Drake,  High Performance Coach
  • Twelve  years of teaching experience

  • Director of Team Tennis

  • Developed current Boys 12's ETA No. 1 ranked junior

  • Top Ranked USTA Junior

  • Works with to ranked USTA juniors

  • 4.0 USTA Junior Champion


  Adrian Ossorio, High Performance Coach
  • Six years of teaching experience
  • Top ranking player for 5 consecutive years
  • Top Player for Luz University in Venezuela
  • Representative of Junior team of Venezuela
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Alexandra Sorokotyage, High Performance Coach
  • Twelve years of teaching experience
  • PTR & USPTA Certified Professional
  • Cardio Tennis Certified
  • University of Florida
  • Top ranked junior in Asia
  • No. 1 Junior in Uzbekistan
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  Eugene Shmuylovich, High Performance Coach
  • 37 years of Teaching Experience

  • PTR Certified Professional Tennis Coach

  • Developed National Level Junior

  • Developed Player Ranked 120 among the Top 500 Best Players in America 2010

  Jack Kosiorowski, High Performance Coach
  • 5 years teaching experience
  • Works with top ranked juniors
  • Ranked top 10 in doubles DII 2021
  • Winner of NJGMCT 2017
  • 4 Year stater at the University of the Sciences & St. Joseph's University 2018-2022
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