Carnegie Prep | 301 followers on LinkedIn. Private Tutoring and Courses | The premier test preparation and private tutoring company in Fairfield and Westchester counties, Carnegie Prep has over 34 years of experience, earning the trust of schools and families through an unwavering commitment to recognizing the academic potential of each student we serve. Founded by two teachers—a math and an English teacher—Carnegie Prep relies on a team of experienced teachers, tutors, and personnel, all of whom are passionate about helping students succeed.