Tennis Pro Staff

top of page

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 seventeen 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

Juan (1).jpg

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 player of Luz University in Venezuela
Top Ranked Player for 5 consecutive years
Works with to ranked USTA juniors
Representative of Junior Team of Venezuela

IMG_20220922_142417177 (1).jpg

Eugene Shmuylovich, High Performance Coach

Over 37 years of teaching experience
PTR Certified Professional Tennis Coach
Developed National Level Juniors
Works with to ranked USTA juniors
Developed player ranked 120 among the top 500 in America

Jack Kosiorowski, High Performance Coach

Over Five years of teaching experience
Director of Team Tennis
Ranked top 10 in doubles DII 2021
Works with Top Ranked USTA Junior
Winner of NJGMCT 2017
4 Year starter at the University of Sciences and St. Joseph's University 2018-2022

Ronaldo 2_edited.jpg

Ronaldo Jacome, High Performance Coach

Over Five years of teaching experience with top ranked Jr.'s and all levels of adults
Competed in ITF Juniors and Worked with ITF ranked juniors
USTA Coaching Certification
NJCAA National Champion
No. 1 Ranked Jr. In Ecuador ages 14-16
Ranked No. 2 in Middle States Ages 16-18
Played Top Collegiate Tennis

bottom of page