Catalyst is an educational vendor specializing in test preparation services for standardized exams, including the SAT and ACT. The company offers a range of resources, including online courses, tutoring, and practice materials designed to help students improve their test-taking skills and achieve their academic goals. Catalyst emphasizes personalized learning experiences and provides tools to track progress and performance. Their offerings cater to a diverse student population, aiming to enhance confidence and readiness for college admissions tests.