Coaching Staff
Head Coach
Blue Group Lead Coach
Katie joined the RAC coaching staff in 2012. She grew up swimming for RAC and is a graduate of Radnor High School. Katie attended Penn State University, where she competed in the sprint freestyle events. She was an All-American, school record holder, NCAA qualifier, and Big Ten Champion at PSU. Katie has a B.S. in Elementary Education from Penn State and a Master’s in Education from La Salle University. During her tenure at RAC, Katie has been the Red Group Lead Coach, Bronze Group Lead Coach, and most recently served as our Head of Group Development. She has trained and prepared age group and high school athletes to compete at an elite level. In addition to her role at RAC, Katie is a fifth grade teacher at The Haverford School and the head swim coach at Aronimink Golf Club.
Head of Development Program
Margaret joined the Radnor Aquatic Club coaching staff in 2021. She lives in Bryn Mawr with her two children, Cash and Farrah and husband Steve. She and her family also spend a lot of time in Cape May, NJ as she also works for New Jersey Audubon and runs the CMSWIM lesson program there in the summer. Growing up in this area, she swam for local programs, including Foxcatcher, UMLY, and Aronimink Golf Club. Agnes Irwin honored her as Most Valuable Swimmer two years in a row, and then she graduated from The University of North Carolina where she swam with scholarship for their NCAA Division 1 & ACC Championship Teams. She continues to swim with US Masters programs, and loves to run too. She believes the RAC Developmental Group swimmers learn to love the sport of swimming. "You swim much faster when you are having FUN"!
Jarrett TateHead Age Group / SAL Coach
Jarrett joined the Radnor Aquatic Club coaching staff in 2022. He started his swimming career at the age of 6 and after achieving Junior National, National, and U.S. Open qualifying time standards, chose to attend Rhodes College in Memphis,TN. After a 3-year college sprint career involving multiple conference honors, top finishes, and school records, repetitive shoulder injuries lead him to hang up his goggles for good. Working on the club coaching side for almost ten years, he most recently served as the Head Age Group Coach for DeKalb Aquatics (DAQ) in his hometown of Decatur, GA. Jarrett currently serves as Associate Director of College Counseling at The Haverford School and lives in Brewerytown.
Bronze Group Lead Coach
SAL Girls Lead Coach
Chase joined the RAC coaching staff in 2001 and has coached competitive swimming and recreational basketball in Radnor Township since 1999. He swam for Radnor High School and Radnor Aquatic Club. Chase graduated from Villanova University School of Business with a Bachelors in Accounting and Finance & a Masters in Finance and Strategic Management. Chase is a Certified Public Accountant with New York Life.
Assistant Coach
SAL Boys Lead Coach
Mary Beth Bonner-Ryan joined the RAC swimming staff in 2005. She swam competitively for Finnegan's Swim Club in Philadelphia, with Backstroke as her primary stroke. In college, she was a voice/music major and uses those skills as a professional cantor and as the lead vocalist in an Irish band. In addition to to her role as the mother of 3 swimmers who went on to become collegiate athletes, including Irish Olympian Shane Ryan, Mary Beth works at Haverford High School with Special Needs students. Mary Beth also currently serves as President on the St. Patrick's Day Observance Association that organizes the Philadelphia St. Patrick's Day Parade.
USA Swimming Coordinator
Red Group Lead Coach
Jaime joined the Radnor Aquatic Club coaching staff in 2019 and is the current Red Group Lead coach. She swam for four years at Millersville University, and was a PSAC qualifier in the 200 butterfly. Jaime grew up swimming at Aronimink Swim Club in the Summer, and Radnor Aquatic Club and Springfield High school in the winter. She has been the head coach at Rose Tree Woods, and the Marple Newtown Boys Swim Team since 2018. Jaime currently teaches at Drexel Hill Middle School as a 7th grade Math teacher.
Blue Group Lead Coach
Stephanie joined the Radnor Aquatic Club coaching staff in 2019. Stephanie has been coaching swimming since 2007 and is a former RAC swimmer. She served as an assistant coach for Aronimink Swim Team from 2007-2012 and since 2012 has served as the head coach at Aronimink. She also was the assistant swim coach at Rustin High School from 2014-2018 and is now the assistant swim coach at Haverford High School.
Stephanie started her swimming career at Aronimink Swim Club then continued on in high school at Archbishop Prendergast & Radnor Aquatic Club and for one year at West Chester University. She is currently a physical education teacher at Haverford Middle School.
Caitlin McDonoughWhite Group Lead Coach
Caitlin started her swimming career at Aronimink Swim Club and continued swimming throughout high school at Upper Darby High School and Lansdowne YMCA. She has been coaching swimming since 2012, where she started as an assistant coach at Aronimink Swim Club. She has also coached for Lansdowne YMCA, Philadelphia Country Club and Swarthmore Swim Club. She currently teaches chemistry at Conestoga High School. Caitlin is looking forward to being part of the RAC team and working with swimmers of all different skill levels.
Brendan JonesBlue Group Lead Coach
Brendan holds a BA from Gettysburg College and an MBA from West Chester University. During the day he is an advisor sales consultant for Orion Advisor Solutions. Brendan is married to his wife, Katie, and has two boys Liam and Reese.
Liz OlszewskiBronze Group Lead Coach
Liz joined the Radnor Aquatic Club coaching staff in 2022. Liz graduated from Lehigh university in May of 2022 where she was a member of the Varsity Swim Team, specializing in breaststroke and IM. She previously swam with the Suburban Seahawks Club for 12 years as a member of the NCSA team. Liz graduated with a BS in Finance and now works at J&J, but is excited to keep swimming in her life by coaching!
