PTO Home / For Parents / PTO Welcome to The Merryhill Summerlin Parent Teacher Organization (PTO)! The PTO is a non-profit organization that helps promote school and community events. It is financially self-sustaining and is funded by family and community support. Parents, teachers, and staff share ideas to help progress and enrich the learning and social environment of our children. We have a strong commitment to community-building, community outreach, and educational programs for our students. Executive Board Officers: Cindi Sherman-Sinnott, President Suniti Pujari, Vice President Irene Rosa, Treasurer TBD, Secretary PTO School Representatives: Jami Yingling, Principal Erika Van Rhyn, Principal Alejandra Valero, Office Administrator Christine Luke, Teacher Liaison