Stephen Andrew Cassidy
Head Coach Swimming/Team Owner
Stephen A. “Sid” Cassidy
Stephen A. “Sid” Cassidy began his professional coaching career in September of 1979 and quickly earned American Swim Coaches highest accreditation as a Level V coach. He has long been regarded as>
Sid began his open water swimming career in the mid-1970s as a member of the Ocean City Beach Patrol where he enjoyed a four year undefeated streak in the Atlantic Ocean. He swam marathon races in the USA, Canada and Egypt and in 1979 finished the year ranked as the #4 globally as a professional marathon swimmer.
Sid began to serve USA Swimming as both coach and administrator of open water swimming in 1983. Since that time he served>
In 1991 he accepted a position to serve as both coach and swimmer>
From 1991 through 1996 Cassidy served as the National Team Head Coach of Open Water Swimming and often led USA’s top competitors>
In 1996 USA Swimming asked him to move into a political position as a member of FINA’s Technical Open Water Swimming Committee to further the goal of Olympic inclusion. In 2006 Cassidy was tapped as Chairman of the Committee and his leadership is viewed as instrumental in turning the Olympic Marathon dream into a reality. In the 2008 Beijing Olympic Games, the very first 10,000-meter Olympic Marathon Swim took place under the direction of Chairman Sid Cassidy and it received rave reviews from the swimmers, coaches, spectators, media and most importantly, the IOC.
He was recognized by USA Swimming in 2009 with their most prestigious award and acknowledged here.
In addition to all of his accolades and accomplishments in the open water swimming world, Cassidy has consistently coached teams and individuals to success at every level of swimming. Most recently he has twice been named Florida High School Coach of the Year during his stint as the Head Coach and Aquatic Director at Saint Andrew’s School in Boca Raton. Sid has coached many at the National and Olympic level and continue to do so presently.
Prior to this assignment, Cassidy spent seven years as Aquatic Director for the City of Atlantic City, New Jersey and was the founding father of the Atlantic City Aquatic Club. From 1993 – 1998 Cassidy was the Head coach of the Men’s and Women’s swimming and diving teams at the University of Miami. During that time both squads enjoyed significant success. Cassidy’s men’s teams set a high water mark for UM by capturing a Big East Conference Championship in 1995 and finishing in the top ten at the NCAA Division I Championships four consecutive years.
Prior to coaching in Coral Gables, Cassidy coached collegiately at James Madison University, Florida State University and the University of Tampa. He was named both ECAC and CAA coach of the year in 1993. For seven seasons previous, Cassidy served as the assistant coach for men’s and women’s swimming at Florida State University. During that time, Sid coached his first national open water champion and worked with more than thirty All-American swimmers. Cassidy started working with collegiate athletes at the University of Tampa as an assistant coach from 1983 – 1985 while serving as the head coach of the Greater Tampa Swimming Association.
Sid began his coaching career fresh out of college in September of 1979 under the tutelage of his aquatic mentor Bob Mattson at the Wilmington Aquatic Club, his home-town team. His success at WAC catapulted him to be selected by USA Swimming as the youngest coach to travel internationally with our national team in 1985. Since that time Sid has served>
Sid was married in 1992 to the former Kara Keenan, who serves as the SAS Swim School Director. Kara and Sid have two children, Quinn (’13) and Kate (’17), who are both students and aquatic athletes at Saint Andrew’s. The family resides in Boca Raton.
Aquatics Administrator/Team Owner
Kara Keenan Cassidy is a swimmer by marriage and completed her first swim race in 1999 in the Atlantic Ocean.
In 1998, the Atlantic City Aquatic Club began through Sid and Kara Cassidy, which continued competing until 2013.
In 1999 Kara founded the Seacats Swim School in New Jersey and has taught thousands of people of all ages how to swim and be safer in the water. In 2005, Kara was recognized by the Atlantic City Chamber of Commerce as “Top 40 Under 40” in Southern New Jersey for making a positive influence in the community.
2003 marked the inaugural 10K open water swim, which Kara and Sid organized as an International Professional Marathon Swim in Atlantic City, including raising over $30,000 in prize money. This race was the blueprint for the Olympic Marathon Swim and was copied throughout the world in order to successfully put the event into the Olympics in 2008.
Kara has been a successful USA Swimming Coach since 2001, leading 10 & under boys to First Place finishes at Junior Olympics in 2005, 2006, and 11-12 boys in 2007. Kara was named as coach for Zone Team at Middle Atlantic Swimming in 2005 and 2006, as well as coach for All Star Team and Zone Team at Florida Gold Coast in 2007. She is especially known for her keen attention to detail teaching stroke mechanics to all ages and has the ability to relate to those interested in learning to swim at any age. In 2005, Kara founded Saint Andrew’s Swim School, which is now Florida Swim School. There is an additional location at a new, indoor, state-of-the-art facility. Florida Swim School is nationally recognized as a premier learn-to-swim program for all ages.
Kara is married to Sid Cassidy. Their son Quinn returns to Saint Andrew's Aquatics as a coach University of Florida where he also continues his swimming career and daughter Kate is attending Arizona State University and competes>
Ramon Ramiche Walton
Assistant Coach - Swimming
Ramon is Saint Andrew’s School and Swimming
alumnus as our senior team assistant coach. Ramon brings
a wealth of experience to the pool deck. He was a boarding student
at Saint Andrew's School from Jamaica, where he competed on the
Jamaican National Team. Ramon graduated
from University of Kentucky with a degree in Exercise
Physiology. He also swam four years and was a member of their
team record relay.
Head Coach - Water Polo
Kurt Predmore was born into an Army family and lived all over the United States, UK, and Europe. His hometown is Naples, Florida where most of his family now resides.
He attended Riverside Military Academy from 1984-1987 in Gainesville, GA where he swam and played water polo. He was a state finalist in swimming, placing in the GHSA all classification state finals for both the 100 free and 200 free. He held school records in almost every individual event during his career at Riverside. He earned All-American honors in water polo all during his senior year. He was a three sport athlete all three years, competing in Cross Country, Track and Swimming as well as a year playing Baseball. In addition he earned honors as a three time permanent Demon Devil Award recipient. His senior year he earned the top award as the Senior Athlete of the year. .
He then attended the University of Tampa and swam for Ed Brennan where he qualified for NCAA DII Nationals his sophomore year. He also earned NICSA College All-American status in two relay events: 200FR and 800FR. After his second year he transferred to the University of Florida where he played club water polo for the Gators, competing in various club national events. He joined the Florida Army National Guard and spent 5 years as a soldier assigned to the 1/131st Combat Support Company under the 18th Airborne Brigade as a flight operations specialist.
He is currently teaching AP Environmental Science and Earth Space Science at Lake Worth High School in the Palm Beach County School District. He has served as the Science Department Chair the past 5 years. He started the water polo program at Lake Worth in 1998. His teams earned 3 County Championships and 3 District Championship, and state quarter finalists in 2003. In 2010 he accepted the Scots boys’ water polo coaching position at Saint Andrews School in Boca Raton. Scots won the 2010 and 2011 FHSAA State Water Polo Championships and he was named Coach of the Year in 2011. In 2012 they won the district championships and finished as a state quarter finalist. In 2013 the Scots earned their 7th district title and finished as a state semi finalist. He has coached 11 All-Americans; several who played at the collegiate level.
In his tenure with the Scots Water Polo Club, his 14U boy’s teams have won two SE Zone League Championships and the Florida Sunshine State Games in 2012, and have competed in the last two Junior National Championships.
He is married to Sheri, who is an Educational Doctor in Special Education Administration. His two sons, Tristan and Connor both swim and play water polo for the Scots. He also has a four-year old daughter, Sonia.
William Tyler Costolo
Assistant Coach - Water Polo
Coach "Tyler" played his high school water polo at Apopka High School in Orlando. As a sophomore he lead the Central Florida region in goals scored and was all-district and all-metro three years in a row. Tyler played collegiate water polo at Florida Atlantic University and was the team's leading scorer for three seasons. He also has the team record for career goals scored. In 2015 and 2016 he was named to CWPA Florida Division All-Conference Team. Tyler still plays competitive water polo on FAU masters club team.
Coach Tyler joined Saint Andrew's Water Polo in 2015 as Assistant Coach of the Elite teams. He brings his love of the sport and motivation to each practice and helps coach the Developmental Group when needed. In addition to coaching with Saint Andrew's Club, in 2016 he became Head Coach of Spanish River boys and girls water polo.
Quinn A Cassidy
Quinn returns to Saint Andrew's Aquatics after completing 4 years at University of Florida, where he also competed on their Varsity Swim Team. Quinn has been a beach lifeguard in Ocean City, New Jersey the past 3 summers, where he represented the beach patrol in their swimming competitions Quinn was also a finalist in the Red Bull Lifeguard Competition in Atlantic City.
Quinn was a member of the Zone swimming team from ages 8-14. Quinn was the first member of the club at Saint Andrew's in 2005 and became one of the area's best swimmers in his age groups. He graduated from Saint Andrew's School, where he began as a Varsity swimmer in grade 6. Quinn was state champion in the 200IM and 100 Breast and a starter for the state champion Varsity Water Polo team earning All America status in both sports.
Quinn brings passion and knowledge for swimming and water to Saint Andrew's Aquatics and is excited to motivate the athletes as they excel in the pool. He will be coaching the Gold group and assisting with Platinum.
Growing up in an athletic environment, Brooke took up competitive swimming at a young age and continued through high school, where she also played water polo. Following in the footsteps of her father, she began coaching at camps and technique clinics in 2010. In 2014 Brooke coached the 8&U group for the Silver Creek Valley Sharks in San Jose, California. 2015 found Brooke at the Valley Splash Club as their Silver and Gold coach, as well as developing an 8&U team. Along with coaching the club team, Brooke was Director for the Red Cross learn to swim camps, which focused on the safety elements and technical fundamentals of swimming.
Brooke moved to Boca Raton to be closer to her family and is currently a student at FAU studying Elementary Education.
As a Saint Andrews Aquatics coach, Brooke will continue to encourage the swimmers in a positive manner as they improve their swimming technique and physical endurance. She will be coaching Bronze and Silver.
Dan Casey came to us from the Florida Institute of
Technology where he served as the assistant coach from February
2017 to May 2017. He was instrumental in Florida Tech Panthers
highest finish 13th at NCAA’s.
Before Moving to Florida Tech, Dan was a coach at
Treasure Coast Aquatics in Stuart, Florida from October 2016 - Feb
From August 2013 to May 2016 Casey was assistant coach
position at Saint Leo University, while earning his Masters in
Business Administration with a concentration in Sports Business. He
also served as the Assistant Director of Aquatics and Lakefront
Supervisor. While there, Saint Leo Swimming reached the NCAA
National Swimming Championships and improved the Men’s team's
standing every year.
From 2010 to 2013, Casey was the Swim Coach for West
Chester University's Aquatic Club (Golden Rams) and a Club and High
school coach at Norristown Area School District (PA).
From 2005-2009 Casey obtained a Bachelor of Science in
Kinesiology from West Chester University (‘10) and received a
Certification in Health and Physical Education with a minor in
Adapted Physical Education & Health. During this time, Casey
was an Adaptive Physical Education Instructor for children with
special needs. He taught children the fundamentals of swimming
along with water safety components and trained athletes for the
Special Olympics in swimming competitive strokes. While a student
at West Chester University, he was a member and captain of the
men's swim team and aided in the continuation of the university's
winning streak with four consecutive Pennsylvania State Athletic
During the past 11 Summers Dan has been an Ocean
Lifeguard in Ocean City New Jersey.
Dan is currently teaching Kindergarten through 5th
grade S.T.E.A.M at Waters Edge Elementary in Boca Raton.