YPAC Coaches

Head Coach - David Moretz

Coach Dave has been a competitive swimmer throughout his entire life. After his collegiate swimming career ended at Susquehanna University, a DIII school in Pennsylvania, he transitioned to multisport events and open water racing. Over the past 30 years, Coach Dave has competed in some combination of swimming, biking and running races of most every distance from 5ks to Ironmans to ultramarathons. He has twice been ranked by USA Triathlon as the top aquathlete for his age group, placed 5th at World Championships in 2015, and was crowned National Champion in 2016. Coach Dave has ridden his bicycle across the United States, swam from Alcatraz dozens of times, completed the Catalina Channel crossing, and generally loves racing. When he's not at the pool, Coach Dave enjoys playing his piano, taking pictures and hanging out with his family and two dogs.


Coach - Sarah Tanabe

Coach Sarah has been coaching at the YMCA since July 2021. She graduated from Lowell high school where she swam for 2 years, and swam with YPAC for 5 years. Before she began coaching, she worked as a swim instructor for two years. Swimming has always been a big part of Coach Sarah's life so she is so excited to work with the team!


Coach - Sandie Stringellow

Coach Sandie swam for the Upper Main Line YMCA (UMLY) in Berwyn, PA for 13 years and co-captained the team the first year the women's team won YMCA Nationals. She previously coached at UMLY. Sandie swam for Harvard, where she was a four-year varsity letter winner. Coach Sandie also swam for the University of London when she was a master's student at the London School of Economics, and was a finalist at British University Nationals. She coaches Green, Blue and Black lanes and is the parent of a Green Lane swimmer and another child in swim lessons at the Y.