Welcome to the website home of Mendel Catholic High School Alumni. Mendel was a college prep high school founded in 1951 by priests of the Augustinian Order and was located in Chicago’s Roseland community. During its thirty-seven year history, it fielded great athletic teams and graduated scholars who went on to achieve great things in their lives. Please enjoy the memories contained on these pages and let us know your thoughts about our site and how we might improve visitor’s experience.