Phone: (626) 599-5715
Degrees and Certifications:
Mr. Peter Castillon
Assisting students with last names M through Z
Mr. Castillon graduated from California State University, Fullerton with a B.S. in Psychology and a Master in School Counseling. He also holds a Clear Pupil Personnel Services Credential. Mr. Castillon has been a counselor at Duarte High School since 2004. Currently, he works with students with last names M through Z. He also monitors our English Leaners and oversees the Advanced Placement (AP) Program.