Our Staff

The Tennis Park is home to teaching pros who lead our tennis programs.

Karen Mannheimer

Co-Director of Tennis

Contact Karen by email or phone...

Karen enjoys working with all levels of players and helping them improve. Karen grew up on the tennis courts in San Antonio. She went to school at Harmony Hills Elementary, Eisenhower MS and Churchill HS. She is a former state ranked Texas junior player. When she played at Churchill her team won 3 state team championships. Karen went on to play Collegiate Tennis at Texas Tech. She been teaching professionally since she graduated from Tech. Karen received the Lloyd Sessions Educational Merit Award in teaching tennis with SATA and the with the USTA Texas Section. She was also named the Express-News Woman of the Year in Sports in 1993. Karen brings positive encouragement and a logical progression that makes learning easy.

scott wilbur

Scott Wilbur

Co-Director of Tennis

Contact Scott by email or phone...

Scott loves tennis and has been teaching professionally for over 25 yrs in San Antonio. He is a Holmes High School graduate where he was a local tennis standout. He went on to play Collegiate Tennis at the University of Hawaii. Lucky him! Whether you are beginner or a junior national tournament player, Scott has a talent to pinpoint what you need. Scott's live ball drills, point play situations, ladder sequences and fitness training will help you attain your goals.

Scott is married and has 2 tennis playing girls. Brittney & Brianna are both state ranked and play competitively in USTA state & national tournaments. Brittney is playing at Wofford University where she received a tennis scholarship.


Robert Mojica 

Tennis Coach

Robert Mojica is a USPTA Tennis Professional. He has been teaching tennis in San Antonio for over 12 years. He grew up playing tennis in San Antonio, where he played on the Churchill High School tennis team as a teenager. He graduated from UTSA where he received a BA in Business Marketing. 

Robert's creative energy makes learning fun. He has a passion for teaching and a commitment to his clients success. No matter your level of experience, Robert will help you reach your goals! 

When Robert is not on the court he can be found at the UTSA Roadrunner football games or court side at the Spurs! 

ksueshaKseniya Johnson

Tennis Coach

Kseniya, pronounced (Suesha), is originally from Moscow where she was ranked 46 in the country. As a junior she helped her team win third place at the national team championships in 2005. The same year she qualified to earn her semi-pro card at the young age of fourteen. 

Kseniya played #1 singles and doubles for Southern Utah University. She set college records and Earned All-Summit League honors 4 consecutive years in a row.  She graduated with a degree in Physical Education, teaching and coaching with a minor in health. 

For the past nine years she has been coaching tennis to children and adults of all ages and levels. She has a solid methodology that guarantees wellness, fun and learning.  

Keen Niedzwiecki

8 & Under Tennis Coach

Keen has been teaching all her life in one form or another. She retired from Northside Independent School District where she was a school teacher and counselor for 38 years. Keen is also a former Sister of Divine Providence where she served for 30 years. 

Her passion for teaching children and love of the game of tennis makes her an perfect Coach for our 8 and under kids.


john king

John King

Tennis Coach

John King currently plays for UTSA Roadrunners.




Brenda Bowerman

Brenda Bowerman

Adult Leagues Coordinator
Program Registration

Contact Brenda by email or phone...

Brenda is the Club Manager and assists with our daily accounting of our programs. She also coordinates our SAPTA & USTA teams, directs our In-house adult leagues, assists with program relations, and membership. Brenda's friendly and outgoing personality make it easy to talk to her. Please contact Brenda for and questions or issues you may have with our facility or programs. We are excited to have her as part of The Tennis Park staff.