Mannino's Grand Slam USA
Hours
Monday-Friday 2m-9pm
Saturday 10am-5pm
Sunday Closed
Closed-September 5 and 6

Location
6635 Dublin Center Drive
Dublin, Ohio 43017
P: 614.717.9934 or 614.890.7526
F: 614.717.9433
Mailing

Mannino's Grand Slam USA Training Staff

Les Randolph


  • Instructor at Grand Slam USA since 1983
  • Has tutored over 20 All-State pitchers
  • One of the founders of the Ohio High School Fast-pitch Coaches Association
  • First President of the Association in 1986 and author of its original constitution
  • Coached at Westerville North for 8 years taking his teams to 7 District championships and two appearances in the State Final Four
  • Coached baseball at Westerville North serving as an assistant coach for the Warriors for 3 years
  • Inducted into the Ohio Softball Hall of Fame in 1996
  • Softball is a family tradition for Les.  His daughter Laurie was an All-State pitcher for Westerville South in 1986 and his wife Rhonda was a D-I first team All-American from the University of Toledo

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