School Director
Kristi Castro
Kristi Castro holds a B.S. in Chemistry from Loyola Marymount University and received her teaching credentials from California State University- Northridge. In addition to many years of experience in teaching, she served as the English Department Chair at Busan Lincoln House School in South Korea, overseeing all programs, faculty, and instruction. She also has extensive experience traveling abroad and teaching English to students in both South Korea and Japan. She is one of the founders of the Mahanaim English Village and the Mahanaim English Speech Contest, which is the most prestigious English speech contest in South Korea.

Education Director
Ruoxue Wang
Ruoxue Wang graduated from Beijing Normal University with a B.S. in Biotechnology and then went on to Brandeis University and earned her M.A. in General Psychology. There she worked closely with organizational psychologists on various projects to improve productivity and reduce cultural conflict. Ms. Wang also has experience in workshop curriculum design and creating programs for the personal development of both faculty and students. She is currently the Education Director at Mahanaim.

Theology Director / PDSO
Joseph Park
Joseph Park holds a B.S. in Finance from Santa Clara University and is a graduate of the Korea Gospel Missionary College. He has been serving in Korea as an associate pastor since 2003. While ministering in both Korea and New York for many years, he has a vast amount of experience in program management, language interpretation, youth organization development, and Soteriology. He is currently working toward establishing Mahanaim as a renowned international university. Joseph handles the student admissions process, international visas, and theology program management.

Management Information System Director
Yong Soo Park
Yong Soo Park graduated from Kyoung Hee University in Seoul, South Korea with a Degree in Business Consulting and a minor in Financial Engineering. Then he went on to earn his MBA at the same institution. Mr. Park also has extensive experience as an IT Consultant and Programmer. In addition, he holds both CISA and PMP certifications. He is currently the Management Information Systems Director at Mahanaim.

Staff Accountant / Bursar
Tonnia Apfel
Tonnia Apfel graduated from Georgia State University in Atlanta with a B.B.A. in Accounting and gained experience in that field working in banking and equitable securities for years. She is currently the Staff Accountant for Mahanaim. She has also taught ESL to students in South Korea for many years.

Registrar
Linda Lee
Linda Lee holds a B.F.A. in Graphic Design from The Art Institute of Seattle and has extensive experience in the field of graphic and website design. She is currently the Registrar for Mahanaim, and has taught ESL to beginner and intermediate students.