Coaches and Directors

Coaching Staff
Scott Erdman Head Coach

This is Scott Erdman's second year as Head Coach of Hinsdale Swim Club.  Coach Scott has spent the last 15 years coaching, 8 of these as a full time coach. Prior to choosing to coach full time, Scott worked as a Forensic Engineer.   He coaches with a progressive/energetic philosophy he has derived from combining the styles of all the coaches for which he swam.  Scott has the goal of bringing swimmers to the national level of competition. 

 Some of his individual swimmer coaching accomplishments include:

  • coaching 2 swimmers at 2012 Olympic Trials and 3 swimmers at 2016 Olympic Trials, including a Finalist
  • coaching a swimmer to 2015 World Championships (top 40 finish)
  • coaching over 35 Illinois State Champions (both individuals and relays)
  • coaching State Record setting individuals and relays

Some of his overall coaching accomplishments include:

  • coaching at nearly all Pro Series and Senior National Meets for the last 4 years
  • coaching at Junior National level meets  for the last 14 years
  • being elected by Illinois Swimming to coach Elite Camps in 2015, 2017 and 2018
  • receiving American Swim Coaches Association (ASCA) Certificate of Excellence in 2017 for coaching an A-Finalist at USA Swimming Senior Nationals

Scott’s long association with club swimming began at the age of five when he joined HWSA.  He competed there for six years before joining RAF, where he swam until joining WEST in 1994.  Scott swam with WEST until 2001 on a very talented team full of junior/senior national and Olympic trial qualifiers that was coached by Dave Krotiak.

Scott attended Amos Alonzo Stagg High School where he was a four sport athlete (swimming, cross country, track, water polo).  He was a four year varsity swimmer, serving as the team captain his senior year.  Scott was a three year state qualifier.  Scott was Stagg’s 1997 valedictorian and was named the “most outstanding” male graduate.

Scott went to college at the Illinois Institute of Technology (IIT) on the south side of Chicago on academic/swimming scholarships.  While at IIT, Scott competed all four years under Dennis Matuch.  He was a four year NAIA national qualifier, becoming an All-American his last two years by finishing 3rd in the 200 backstroke.  Scott was the team captain his senior year.

Before becoming a career swim coach, Scott worked as a forensic engineer, applying the knowledge he attained in receiving his bachelor’s degree in both mechanical engineering and materials science engineering/metallurgy at IIT.

To contact Head Coach Scotty please email him at


Charles Genoar Head Age Group Coach: Lead Squad 1


Coach Chuck joined HSC in 2013. Chuck started his swimming career at a very young age, at Salt Creek Swim and Tennis Club in Hinsdale. By the time he was 6, he was swimming at Hinsdale Swim Club. Not long after, he was he being coached by Hinsdale Swim Club's Bay Bateman. He continued swimming all the way through high school at Hinsdale Central, where he competed on the Varsity team under Coach Corky King.


Chuck has been coaching at Salt Creek since 2004, where he started working under Head Coach Bay Bateman. He became Head Coach of the SCC Gators in 2011 and Salt Creek's Director of Swimming in 2012. Chuck recently completed his 13th season at SCC, and 5th year as Director of Swimming. Chuck teaches his athletes to value the correct technique, healthy competition, and hard work. This will be Chuck’s 6th season coaching at Hinsdale Swim Club.  

Charrlyn Mahar Lead Coach


Coach Char’s entire swimming career took place in California. She began swimming on a club team at nine years of age through her freshman year in college. She had the awesome and formative opportunity to swim on the Mission Viejo Nadadores under Mark Shubert and at the Walnut Creek Aquabears under Mike Hastings. While in college, Char coached a local summer swim team in Walnut Creek for three years. 


After moving to Illinois, she began a Learn-to-Swim Program at Oak Brook Racquet & Fitness Club and worked with area swimmers for 12 years. During that time she become the Aquatics and Fitness Director and grew the program to 300 Group, Private, and Junior and Adult Swim Clinic swimmers weekly. In 2013 Char became the Pool Manager and Coach at Hinsdale Golf Club in addition to her duties at OBRFC. She is a Level 2 ASCA Swim Coach and has been head coach for four years at HGC. After OBRFC closed, she moved the entire Aquatics program to Five Seasons and has been instrumental in increasing aquatic participation and revenue for the past two years.

Char is enjoys all water sports and having fun with her swimmers, yet she is stickler for proper form and technique. “Don’t count the laps, make the laps count!”

Eugene Spivak Lead Coach

Coach Eugene joins HSC as an assistant coach.  His focus is primarily on our middle school and high school swimmers. 

Coach Eugene has over 18 years of previous coaching experience. His former clubs include time spent at WEST Swim Club, Head Senior Coach and Associate Head Coach at Patriot Aquatic Club and Stevenson High School.  His accomplishments include coaching swimmers at USA Swimming Junior Nationals, Illinois Senior State meet (securing both individual and team championships) and US Olympic trial qualifiers. His tenure was highlighted by:

  • Coaching the winning Women’s 800 yard free relay at the USA Swimming Junior Nationals in back-to-back years (2013, 2014) with a Junior National Record in 2013 (first Illinois team to win a USA Swimming Junior National Relay Title in nearly two decades).  This marked the first time a team from Illinois won a relay in nearly two decades. 
  • Coaching PAC to 5 straight combined Illinois Short Course Senior State championships from 2011-2015. A state record.
  • Coaching at least one USA Swimming Summer Junior National Qualifier for the last 15 straight years.
  • Coached 2 individuals who qualified for the NCSA All Star travel team that competed at the Irish National Championships.
  • Coaching at least 1 top 8 individual finish with 3 different swimmers at the USA Swimming Winter Junior Nationals from 2012-2015.
  • Coaching Women’s teams that finished top 15 in the final standings at the USA Swimming Winter Junior nationals for 4 straight years from 2012-2015.

Having experienced success at the national and state level, Eugene is super excited to be reunited with coach Scott Erdman. Eugene views Coach Scott as an extremely knowledgeable and skilled coach with a passion for the sport of swimming that will have a positive and lasting impact on the entire staff and swimmers at HSC. 

Eugene was a 4 year letter winner in men's swimming at University of Illinois at Chicago, all Horizon league 1995-1996. He was a member of Elmhurst College tennis and a volunteer assistant tennis coach in 2007.  

Eugene is fluent in Russian. He holds a Bachelor of Arts in Journalism and Communications from Columbia College Chicago. He also has an Illinois Teaching License, certified in English and Physical Education.

David Fix Lead Dryland Coach
David Fix has been a competitive swimmer, masters swimmer, coach, and student of swimming, collectively for over 45 years. 
David began swimming at a young age for the St. Charles Swim Team. After numerous age group state titles, David became a four year member of the St. Charles High School Swim Team. During those four years, he won state titles in the 200 medley relay, 400 freestyle relay, and is the only swimmer in Illinois history to win both the 100 butterfly and 500 freestyle. David also was a Junior National winner and record holder in the 200 Butterfly. 
David spent his college swimming career at Arizona State University. During this time David was an NCAA finalist in the 400IM and 200 butterfly, eventually making the 1988 Olympic Trials in both of those events. 
After swimming for four years at ASU, David joined the coaching staff as a graduate assistant. At the same time he coached age group swimmers at Scottsdale Aquatics. 
David continued competing for many years as a masters swimmer and competitive triathlete. Including completing five Ironman World Championships in Kona Hawaii. 
Currently, David works as the boys assistant swim coach at Hinsdale Central. 
Other than his passion for helping kids reach their swimming goals, David works as a Vice President - Wealth Strategist, for The Northern Trust Company. 
Karl Milkereit Assistant Coach

Karl Milkereit has been coaching since 1993, starting at Valparaiso Swim Club in Indiana before moving to Illinois and Patriot Aquatic Club. He was at Patriot Aquatic Club from 2002 until 2015. While with Patriot Aquatic Club, he coached swimmers ranging from Novice, to State Champions, and Olympic Trials Qualifiers. During his tenure with Patriot Aquatic Club, the team won 5 Illinois Swimming Short Course Senior State Titles, a Central Zone Short Course Sectional Title, and had the USA Swimming Short Course Junior National Champions in the 800 Free Relay. Along with his coaching duties, he was in charge of running meets for Patriot Aquatic Club. Over his 13 years with the team he was Meet Director for three Illinois Swimming Age Group State Championships and two Illinois Swimming Senior State Championships. He believes that every swimmer is unique in their own way and need to be coached as such. The group needs to function as a team unit but when working on stroke technique and race strategy, an individual approach is key. Karl is a graduate of Wabash College where he was a member of the swim team and team captain his senior year.

  • Coached Illinois Senior State Short Course Championship Team 2004, 2011, 2012, 2013, 2014, 2015

  • Coached Illinois Senior State Short Course Women’s Champions 2010, 2011, 2012, 2013, 2014, 2015

  • Coached Sectional Team Champions 2007

  • Coached 2006 and 2007 Speedo Sectionals Short Course Women’s Champions

  • Coached Junior National Short Course 800 Free Relay Champions and Record Holders 2013 and 2014

  • Coached U.S. Olympic Trial Qualifiers 2004, 2008

  • Illinois High School Sectional Coach of the Year 2003, 2007, and 2008

  • Illinois High School Coach of the Year 2007

  • 3 Year Letter Winner and Team Captain, Wabash College 1993-¬1996

Brogan O'Doherty Lead Coach: Senior 2

Coach Brogan returns to HSC an assistant coach and will be one of the lead coaches for our Senior 2 group. 

Coach Brogan is a former Hinsdale Central High School and HSC swimmer, and has recently graduated from Eastern Illinois University where he was a member (and team captain) of their NCAA D1 men’s swim program.  

Coach Brogan has been a member of the Salt Creek Club coaching staff for 7 years, and a summertime assistant coach with HSC for the past 4 years. 

Banistre Lienhart Assistant Coach
Coach Banistre returns to HSC for his 6 th season as an assistant coach this fall.  

Coach Banistre is a former Hinsdale Central High School varsity swimmer and was a part of the 2nd the 3rd place state finishes in 2013-14. He is a recent graduate from Ball State University in Indiana, where he was a member of their NCAA D1 men’s swimming program and team captain during his senior year. 

Coach Banistre has been a member of the Salt Creek Club coaching and lifeguarding staff for 10 years.
Clifford Van Wormer Assistant Coach
CJ is a former HSC swimmer, now joining the HSC coaching staff as an assistant coach in the Fall of 2019.  He has been involved with the sport of swimming for 12 years.  He swam for Hinsdale Central's boys swim team from 2007-2011 under Coach Corky King.  While in high school, he competed in the IHSA State swimming meet his Junior and Senior years in the 100 fly and 400 free relay.  He went on to swim at Lincoln College and Olivet Nazarene University, making NJCAA/NAIA Nationals all four years in college. 
CJ has 7 years of coaching experience.  His coaching career started at Butterfield Country Club in high school.  He has since had assistant coaching jobs with Olivet Nazarene University's swim team,  the Academy Bullets, and Dunlap Dolphins Swim Team.  In his career, he has coached numerous state and junior national qualifiers.
Brian Powell Assistant Coach

Brian joined the HSC coaching staff in the Fall of 2019. He primarily coaches the Platinum group and assists with other groups when he can.

Brian began his swimming career at the age of 12 at Westmont Swim Club. He was a 4-year varsity swimmer at Hinsdale Central where he was on a state championship relay, the fastest public high school relay in the nation that year. He also helped lead the Hinsdale Central team to a state title in 2015. 


Brian is the Aquatics Coordinator for the Village of Hinsdale and has been coaching the Hinsdale Town Team Stingrays at the Hinsdale community pool since 2013.


Coach Brian received a Bachelor’s degree in Mortuary Science from Southern Illinois University.  He is also a full-time funeral director alongside his father at Powell Funeral Directors of Hinsdale.

Inna Lonchyna Assistant Coach
Inna joined HSC in the Fall of 2019.  She is primarily working with the Lodge groups.
Inna grew up club swimming for Westmont Swim Club, as well as the Hinsdale Central and Monmouth College swim teams.  She jumped into triathlons in 2011, becoming a two time USAT Age Group National Qualifier in the Olympic Distance.  She has coached swimming since her high school years, at teams including WEST Swim Club and Tiger Sharks Swim Club.  She has also coached the Team Illinois Open Water Zone team.  Inna's favorite swimming strokes and events are the breaststroke, backstroke, 200 IM and 200 Free.
Allison Bruns Assistant Coach

Coach Allison is a seasonal coach, assisting when not studying at College.

Coach Allison joined HSC when she was 7 years old. She continued swimming competitively all the way through high school at Hinsdale Central where she competed on the girls swim team for all 4 years (2 of them on the Varsity level). Her favorite events are the distance freestyle events. She attends the University of Michigan, studying engineering. While in Ann Arbor she is a member of a club swim team.

Coach Allison has been a member of the Salt Creek Club's coaching staff since 2015. She began coaching with HSC during the fall of 2016. While not on deck, she enjoys being outside with her dog Maisy and leading Young Life. She is looking forward to another fun summer with HSC.

Billy Leader Assistant Coach

Coach Billy is a seasonal coach, assisting when not studying at College.

Billy began his swimming career at 5 years old with Hornet Swim Club. While at Hornets he achieved many top state finishes, including an individual IL state championship and Central Zone championship.  Billy is a current Illinois state record holder, from a record he set in 2012.  He was a member of the Hinsdale Central varsity swim team all 4 years, making it to the state meet every year. In his time with Hinsdale Central he placed first at the State meet in two relays, second in another relay, third in the 100 breast Senior year, and was a part of a State Championship team his Freshman year.  Billy is currently a Division 1 swimmer at the University of Alabama. 

Olivia Fix Assistant Coach

Coach Olivia is a seasonal coach, assisting when not studying at College.

Coach Olivia is studying early childhood education at The University of Alabama where she is on the Dean's List. She has been coaching and teaching young swimmers for the past four summers at Salt Creek. Olivia began her own swimming career at HSC when she was six years old. Olivia contined swimming and playing water polo through high school at Hinsdale Central where her teammates voted her as a captain her senior year for both the swim and water polo teams. Olivia has a passion for working with young swimmers and helping them make big improvements.

Molly Bruns Junior Coach
Coach Molly has been swimming at Hinsdale Swim Club since she was 6. A fun memory of a swim meet she has is when she lost her tooth during a race.
Coach Molly became a member of Hinsdale Swim Club's coaching staff in 2018. She is also a synchronized swim coach, lifeguard, and swim coach at Salt Creek Club, and swims competitively for Hinsdale Central. Her favorite event is the 200 free. She has an older sister and a younger sister, and a Wheaten Terrier named Maisy. When Molly is not in the pool, she loves taking pictures or running track.    
Roslyn Tischke Junior Coach

Roslyn was on Hinsdale Swim Club for the entirety of her swimming career. She decided to pursue her love for diving at Windy City Diving as well as Hinsdale Central High School. Now she has returned to HSC to help coach. She believes that having a strong work ethic and positive mindset is the key to success and is excited to help young swimmers develop such traits. Additionally, Roslyn works with young kids at BIG gymnastics and lifeguards at Ruth Lake Country Club. 

John Tischke Junior Coach


Coach John joined Hinsdale Swim Club when he was ten years old, and now joins the coaching staff as an assistant to the Lodge groups. 

Coach John continues to swim competitively on both HSC and the Hinsdale Central High School team on the Senior 1 Elite and Varsity levels, respectively. He enjoys swimming fly and IM and has competed at state and national levels in these events. He is excited to contribute to the team that has been so formative in his swim career, as well as to help others to develop a similar love for swimming

Benjamin Harris Junior Coach
Coach Ben started swimming with HSC at the age of 7.  He joined the coaching staff in May of 2019, working with the Silver and Gold groups.
Coach Ben spent his entire club swimming career swimming for HSC. He currently competes for HSC and the Hinsdale Central swim and Varsity water polo teams.  Coach Ben is also a lifeguard and has coached the Summer swim and water polo teams at Five Seasons Sports Club for two years.   He is excited to share his love of aquatic sports with the younger swimmers at HSC.    
Colin Pope Junior Coach

Coach Colin enjoys swimming and teaching kids to swim. He is currently on the coaching staff for the Lodge groups. Colin began swimming at HSC at age 8 and swam on the Hinsdale Central High School Boys team. He has been teaching kids to swim at the Salt Creek Club for the past 3 summers along with lifeguarding. He was on the coaching staff at Salt Creek for the summer swim team this past year. In 2019 Colin began teaching swim lessons at Five Seasons Sport Club through the school year which he continues to enjoy.

Lindsey Theoharous Junior Coach

Coach Lindsey is excited to join the coaching staff at Hinsdale Swim Club in 2019.  She’s been swimming at Hinsdale Swim Club since she was 8 years old alongside her older sister Lauren and her younger sister Leah.  Coach Lindsey not only swims for HSC but is also a varsity member of the Hinsdale Central swim team where she has been a member of the Red Devil sectional and state teams.  She mainly focuses on sprint freestyle events and breaststroke.  Lindsey is also a member of the Hinsdale Central water polo team.  Coach Lindsey also works as a lifeguard and swim coach at Salt Creek Club.  When she’s not swimming, Lindsey loves to hang out with friends and her two dogs – Reggie and Ralph.   

Board of Directors
Sue Gould President
Kristen Frandsen Vice President
Gregory Walker Treasurer
Emily Van Houtte Registrar
Sarah Kirk Secretary
Scott Erdman Head Coach
Jim Wideikis Member at Large
Vince Allegra Member at Large
Steve Treadwell Member at Large
Robert Sohovich Member at Large
Mike Cappello Member at Large
Todd Hamilton Member at Large