Caddell Prep 4 years ago ID: #327458 Listed In : Education 91 Guyon Ave Staten island New York 10306 917-722-0677 caddellprep.com Business Description Tutoring and test prep for grades 3 through college, including SAT, SHSAT, TACHS, Regents, math, science and more.. Caddell Prep also offers online test prep classes and online tutoring. Reviews & Ratings Write a Review No Review. Please login / register to add your review. Tags : online tutoring SHSAT Prep TACHS Prep Tutoring & Test Prep on Staten Island