Coaching Staff
Troy Nissen Head Coach- All Groups


Coach Troy Nissen started out swimming at four years old, as the youngest of three swimmers. Swimming summer league until age ten, Coach Troy excelled in breaststroke as well as IM events. Swimming for Arden Hills and Rio American High School, Troy was a CIF Section Champion (Individual and Team) as well as a member of the 2006 National Junior Team, competing for USA in Melbourne, Australia as a senior in High School. Troy went on to swim for Cal at UC Berkeley, under such coaches as Nort Thornton, Mike Bottom, Greg Meehan, and Dave Durden. It was here where Coach Troy began to form, and his love for the sport truly blossomed. Learning from and training with stellar Olympians like Nathan Adrian, Tom Shields, and Duje Draganja, Troy graduated with a degree in Scandinavian Studies, and moved home to Sacramento to begin coaching.


Starting out his coaching career, Troy was very busy- he was an assistant for both Jesuit and Saint Francis Catholic High Schools, while coaching with the Spare Time Aquatics Sharks and the Rapids, both teams our of Rio Del Oro Racquet Club in Sacramento. With CIF Team Championships and a season as Site head Coach, Troy moved to De Anza Cupertino Aquatics in the South Bay of Silicon Valley. After a season with DACA as an advanced competitive age-group coach, Coach Troy also took on the role of Head Coach for Monta Vista High School. Leading a full team of 120+ student athletes, Coach Troy saw his swimmers to Individual and Relay CIF wins, top-five CIF team finishes, and multiple CIF State Championship finalists.


Today, Coach Troy is absolutely thrilled to take the helm for the Coronado Swim Association. A long-time fixture of the island, this team has a loyal tradition of excellence that Coach Troy hopes to help cultivate and grow to levels previously unseen for the program. With experience in team-building and high performance at the club, high school, and collegiate level, and a few years as a productive coach for all levels, Coach Troy is here to guide CSA to glory!


Coach Troy holds technical understanding and skill acquirement in high esteem as a coach, and expects his swimmers to do the same. He knows that swimming can be fun, challenging, demanding, and rewarding all at once- this is the environment that he aims to develop as a coach. In his free time, he enjoys listening to and making all types of music, riding his bike, and reading up on Norse Mythology. He looks forward to seeing everyone on the pool deck!

Roger Davis Volunteer Coach - Gold/Silver/Bronze

Coach Roger Davis is a devoted swim parent who is fulfilling a dream of becoming a swim coach.  He has spent the last seven years watching and actively supporting his two children grow in the sport of swimming.  His involvement in the sport has ranged from a supportive parent to a certified USA Swimming Official, but has always had the desire to be on the pool deck guiding young swimmers, building a foundation in technical skill while supporting their athletic development.  Though new to coaching, Coach Roger has had the privilege in learning stroke development from the very special coaches that have been a part of his children’s lives.


Coach Roger has had dedication to fitness and athletics from a very young age.  He grew up in Oklahoma City, where he was fortunate to learn swimming early in life, and swam recreationally throughout his childhood and into adulthood.  He was a wrestler in high school where he gained an understanding of the importance of both personal efforts to build individual skill, as well as personal dedication to a team that supports that individual.  In college, Coach Roger developed a love of running, a sport that is a major part of his life today.


Coach Roger is a career Naval Officer, having served the Navy for the past 16 years.  He is a trained Combat Systems Officer and Mission Commander on the E-6B Mercury, having served two tours with Fleet Air Reconnaissance Squadron Three in Tinker AFB, Oklahoma, most recently as the Squadron’s Operations Officer.  His Naval career has also included assignment to Air Test and Evaluation Squadron Two Zero, in Patuxent River, Maryland, as a Test Naval Flight Officer, and onboard USS Harry S. Truman as the Assistant Strike Operations Officer.  He is currently assigned to Commander, Naval Air Forces staff at NAS North Island.  His education includes a Bachelors in Mechanical Engineering from Texas A&M, Masters in Systems Engineering from Johns Hopkins, and graduation from US Naval Test Pilot School.

Casey Glass Human Performance - Head Coach

Coach Casey Glass has spent the last 11 years training Division 1 collegiate athletes from a multitude of sports, Olympians, and military personnel.  Prior to CSA, Casey served as the Associate Director of Strength and Conditioning for Olympic Sports at the University of Arkansas, where she oversaw the athletic development of the Volleyball, Soccer, Women’s Track, Golf, Women’s Tennis, and Diving teams. 

A native of Texas, Casey attended Texas Christian University in Fort Worth, where she played soccer and served as an intern on the strength and conditioning staff.  Immediately following, she took a job as a Graduate Assistant Strength and Conditioning Coach at Purdue University, where she earned a Master’s degree in Health and Fitness, and worked with Football, Track, Soccer, Volleyball, and Diving. 

In addition to formal education, Casey holds several certifications, including the CSCS from the National Strength and Conditioning Association, the SCCC from the Collegiate Strength and Conditioning Coaches Association, and the Sport Performance Coach Level 1 from USA Weightlifting.

Many of Coach Glass’s former athletes have gone on to compete at the professional and Olympic level, and she looks forward to helping the next crop of young athletes reach their athletic potential!

Board of Directors
Isaac Smit President
Peter McVey Vice President
Myleen Reyes Treasurer
Shea Hawthorne Member At Large
Leigh Everitt Secretary
Troy Nissen Member At Large