St. Mark's School of Texas is a private, non-sectarian preparatory day school for boys located in Dallas, Texas. The school is known for its rigorous academic programs and commitment to developing well-rounded students. It offers a comprehensive curriculum that includes a strong emphasis on arts, athletics, and community service, aiming to foster intellectual curiosity and personal growth among its students.

In terms of sustainability, St. Mark's School of Texas has made efforts to incorporate environmentally friendly practices within its campus operations. The school has implemented recycling programs and energy-efficient systems to reduce its carbon footprint. Additionally, there are initiatives to educate students about environmental responsibility and the importance of sustainable living. However, detailed information on specific sustainability certifications or comprehensive ESG reports is limited.