His top swimmers have included Distance swimmer
Fran Crippen, Whitney Jorgensen, a stroke and 200 IM specialist who swam for Boise State, and Alicia Aemisegger, a Princeton IM swimmer who swam the 400 IM in the 2008 Olympic Trials, twice made the Olympic trial finals, and would Assistant Coach at
New York University. Shoulberg also coached Katie Riefenstahl, a six-time University of Texas All American, and
Sierra Schmidt, a
University of Michigan swimmer and 2016 World Cup Medalist in freestyle who swam for Shoulberg's Germantown Academy from 2012-14 where she competed in the 1650 and 500 freestyle. At Plymouth Whitemarsh Aquatic Club, Shoulberg coached 2017-2019 Pan American Games and World Junior Swimming Championships six-time freestyle gold medalist
Andrew Abruzzo. Shoulberg also coached Bill Smythe who was fourth in the 200-meter
backstroke in the 1992 Olympic trials, and later coached Intermediate Medley and Distance swimming at the University of Virginia.
Olympians coached Olympians he has coached include Fran's sister
Maddy Crippen (2000), who would later coach at Villanova, Alex Fung (2000), a backstroke and IM Olympic competitor for Hong Kong,
Pathunyu "Guy" Yimsomruay (2000),
Dave Wharton (1988, 1992),
David Berkoff (1992),
Sean Killion (1992), Karin LaBerge (1980),
Dan Jorgenson (1988),
Trina Radke (1988),
Erika Hansen (1988), and
Sue Heon (1984). David Berkoff, Dan Jorgensen, Sean Killian and Dave Wharton trained with Shoulberg at Germantown Academy Aquatics Club and Foxcatcher Swim Club for the 1992 swim season in preparation for the Olympics. Since 1969 he has produced in excess of 300 Preparatory School and High School All-American swimming student-athletes from Germantown Academy and from his club team Germantown Academy Aquatic Club which use the Prep School's swimming facilities. Like many Hall of Fame Coaches Shoulberg was characterized by several of his swimmers as tough and at times a disciplinarian, and could be intimidating. His swimmer
David Wharton believed Shoulberg was "one of the best technique coaches in the world." ==Swimming community work==