Coaches & Directors
Coaching Staff

Sean Marshall

Head Coach


Sean an  ASCA Level 4 Coach (Level 5 educated), began his professional coaching career as the Head Age Group Coach of the City of Mobile Swim Association in Mobile, AL after graduating and swimming collegiately at Gannon University in Erie, PA. While at  CMSA he was awarded the Southeastern Swimming Age Group Coach of the Year in 2005 and selected to the Zone All-Star Coaching Staff in 2005 & 2006. After  CMSA, Sean coached for the Nashville Aquatic Club in Nashville, TN as the Senior Assistant. At NAC, Sean coached alongside Head Coach John Morse assisting with all of the senior group training. Sean got the opportunity to work with 6 of  NAC's Olympic Trials Qualifiers during that time and attended the USA National Select Camp with one of those qualifiers at the USA Olympic Training Center in Colorado Springs. After NAC, Sean then coached for the Eagle Swim Team in Baltimore, MD. Beginning as the Head Age Group Coach his responsibilities expanded over those 7 years on EST to include taking over the Senior group as well as being named the Associate Head Coach of the Eagle Swim Team. Alongside the well respected Head Coach Scott Ward, Sean helped guide EST swimmers to three consecutive short course Sectional Championships in 2011, 2012, & 2013 for a total of 6 overall titles.  After EST he then took over the reins and became the Head Coach of the Weymouth Club Waves near Boston, MA.  In his two years with the Waves the team produced 2 USA Swimming Junior National Qualifiers, multiple Sectional qualifiers, and multiple New England champions while rewriting the Waves Team Record Book.  Sean then wanted a change of pace and to settle down and build up a program which in turn brought him to the Billings Aquatic Club. 

In the past years that Sean has been the Head Coach of the BAC the team has placed a swimmer on the 2017-2018 USA Swimming National Junior Team with also a World Top 100 Ranking (84th 200 Back Ethan Harder), produced 1 National Qualifier (and National Finalist), 3 Junior National Qualifiers, 5 Futures Qualifiers, multiple (10+) Sectional Qualifiers and Regional Qualifiers as well as Champions at each Championship Meet along with multiple MT State Champions and Championship Relays.  The BAC has rewritten the Team Recordbook with over (50+) records broken, as well as the Montana State Recordbook breaking over (10+) records and counting.  
BAC Team Championships
2017 SCY Men's Team Title
2017 LCM Overall Combined Team Title, Men's & Women's State Team Titles.
2018 SCY Overall Combined Team Title & Men's Team Title
2018 LCM Overall Combined Team Title, Men's & Women's State Team Titles.

Sean was also awarded the Head Coach of the Year honor for the Montana Swimming LSC and selected to the 2017-2018 USA Swimming National Junior Team Coach Roster.

A number of the swimmers Sean has been able to coach have continued their swimming careers on athletic scholarships to various levels of collegiate swimming including but not limited to the following;  Arizona, Arizona State,  Bucknell, Columbia, George Mason, George Washington, Harvard, LSU, University of Mary, New York University, Penn, PITT, Providence, Richmond, Salisbury, Tennessee, Texas,  UMBC, Vanderbilt, William & Mary, Yale, and Pacific University of Oregon.

Jessica Knote

Head Age Group Coach


Jessica is an ASCA Level 2 Coach (Level 3 educated) and began her coaching career in 2011 with Billings Aquatic Club assisting with the Senior Group. After moving to Minnesota in 2012 to continue coaching and teaching lessons she returned to Billings Aquatic Club in 2015. In 2016, Jessica took over the role as Head Age Group Coach for BAC and coaches Silver, Bronze, and Junior Stingray Groups.

During her coaching career, Jessica has helped swimmers achieve their goals and has coached State, Regional and Zones Qualifiers, Individual State Champions, Relay State Champions and Team Record Holders. She was a integral part of the coaching staff when BAC won their most recent State Championships;

Men's Short Course 2017 Championship Title
Men's, Women's, and Overall Long Course 2017 Championship Titles
Men's, Women's, and Overall Long Course 2018 Championship Titles

Coach Jessica was awarded the Montana Swimming Age Group Coach of the Year for 2018!

Sean P Phelps

Lead Junior Stingray Coach


Sean Phelps (no relation) is an ASCA Level 1 and US Masters Swimming Level 2 coach and has been with BAC since September of 2014. He works with the Junior swimmers. He was also a part of the coaching staff when BAC won their most recent State Championships with the Men's Short Course 2017 Championship title as well as the Men's, Women's and Overall Long Course 2017 Championship titles. 
His aquatic background began in the 1970s with the Billings Big Sky Swim Club before he became a lifeguard and swimming instructor in high school. For over 15 years he was swim instructor, Lifeguard Training Instructor and a Water Safety Instructor Trainer in Montana, Minnesota and Colorado. In 1982, he discovered the sport of triathlon and since then has completed nearly 250 triathlons, including three Ironman races, in 20+ states, New Zealand, Australia, Canada, the Netherlands and Switzerland.

During his time in Tallahassee, Florida as a PhD student, he taught swimming and triathlon for the P.E. department and was the coach for FSU Triathletes, the club team at the school. While teaching in New Zealand, he became enamored with open water swimming and began competing in both ocean and lake swims. In 2016 he was named a USA Triathlon All American based on his results and competed at the 2017 International Triathlon Union’s world championships in Rotterdam, Netherlands as an age group member of Team USA in the draft legal triathlon.

Olivia Claire Smith

Assistant Junior Stingray & Bronze Coach


Olivia graduated from Billings Central High school in the spring of 2017. During her four years at Central she swam competitively for the High School team and was able to be apart of the team when they won the class A title. Olivia started her competitive swimming career in the fall of 2010 when she joined the Billings Aquatic Club. During her time on BAC, she was able to participate on both long course and short course state teams as well as score points at each of those state meets.  Olivia was a part of the most recent state meet leading to BAC's Long Course State Championship Overall Team Trophy along with a Girls & Boys Team Championship Trophy.  Olivia is excited to give back to BAC and help build our team & culture from the bottom up as she will assist and coach the Junior Stingrays & Bronze Groups.

Board of Directors

Pam Harder



Rod Kimmet

Vice President/Records


Jessica Kaufman



Jen Baretta



Jane Leuthold

Athlete Dues & Registrar


Jen Johnson

Volunteer Coordinator


Shannon Wippert



Laura Smith



Sally Johnson