Sarah Lewis
Program Director/Instructor

ASCA Certified, Level 2
Water Safety Instructor Certified/Lifeguard Certified/Lifeguard Instructor Certified

  • Select Swim Lessons Instructor Certified
  • Has qualified swimmers for TAGS
  • Stonebriar Country Club (4 years)
  • Select Team of Aquatic Racers (5 years)
  • 5+ years coaching experience
  • Previous coaching experience: Stonebriar Country Club
  • Swimming experience: Dallas Mustangs, City of Plano Swimmers, Bishop Lynch High School, University of Kansas club team
  • High School Diploma Bishop Lynch High School
  • Bachelor of Arts in Applied Behavioral Science from University of Kansas
  • Masters of Occupational Therapy from Texas Woman’s University


Emmanuel Rocha

Lifeguard Certified

  • Previous Coaching & Lessons Experience: 3 years
  • Swimming Experience: 10+ years, First Colony Swim Team, Westbrook Senior High School Varsity Team, Regionals Qualifier (2 years)
  • High School Diploma from Westbrook Senior High School
  • Bachelor’s degree in Business from University of Texas at Dallas (Expected May 2024)

Marcus Hernandez

  • Previous Coaching Experience: Coastal Bend Allstars
  • Previous Lifeguard Experience: Lakes Master’s Association HOA (3 years)
  • Swimming Experience: 14+ years, Coastal Bend Allstars, Futures Qualifier, Mary Carroll High School Varsity, Veterans Memorial High School Varsity, 5A State Finalist, Henderson State University NCAA Division II Swim & Dive Team Captain, Conference Finalist, Conference Scholar Athlete
  • High School Diploma from Veterans Memorial High School
  • Bachelor of Business Administration in Finance from Henderson State University
  • Credit Analyst at Community National Bank 


Melia Sell
Substitute Instructor

Lifeguard Certified

  • 10+ years competitive swimming experience
  • Select Swim Lessons Instructor certified
  • Previous Swim Experience: Stonebriar Country Club, City of Plano Swimmers, Select Team of Aquatic Racers (current)
  • High School Diploma from Texas Tech University K-12 (expected May 2025)



Sean Sell
CEO/Head Coach of Competitive Team

ASCA Certified, Level 3 
Lifeguard Certified
  • Has qualified multiple swimmers for Winter & Summer Junior Nationals, Future’s Championship Series, Sectionals, and TAGS
  • 4 National Top 16 age group swimmers
  • 15+ years coaching experience
  • Previous and current coaching experience: Dallas Mustangs, City of Plano Swimmers, First Baptist Academy, Stonebriar Country Club, Dallas Aquatic Masters, Knights of Columbus, and Trinity Christian Academy (current)
  • Swimming experience: Junior Nationals qualifier and International School of Manila
  • High School Diploma from Newman Smith High School
  • Bachelor of Science in Business Management from University of Texas at Dallas
  • Executive MBA from SMU