Mount St. Mary Catholic High School Oklahoma City, Oklahoma President Start Date: July 2023 Located on a beautiful, tree-covered 28-acre campus just five minutes south of downtown Oklahoma City, Mount St. Mary Catholic High School (MSM) is a co-educational school serving grades 9-12. MSM embraces the values of the Sisters of Mercy, who founded the school in 1903 and who remain co-sponsors with the Archdiocese of Oklahoma City. Through this unique identity, the school boasts a distinctive curriculum that emphasizes service and action. As part of The Mount experience, every student has the opportunity to volunteer in the community. For nearly 120 years, MSM has served the community as a premier college preparatory school committed to developing future wo