St. Mark's School of Texas is a private, non-profit, non-sectarian, independent college preparatory day school for boys in grades 1 through 12, focusing on providing a well-rounded physical, intellectual, and spiritual education. With an operating budget of $44.9 million and total revenue of $55.6 million for the 2024 filing year, the school demonstrates significant financial scale, supported by multiple funders. For more information, visit their website at www.smtxas.org.