Currently, Fr. Koh is the full-time Chaplain at St. James' School. Since 1991, he served St. James' Church as part-time Parish Associate and School Chaplain. Born in Seoul, Korea, to an Anglican family, dating back five generations, Fr. Koh immigrated to the United States in 1987. He graduated from Hankook Theological Seminary, continuing his studies in the U.S. at Bloy House and the Church Divinity School of the Pacific. He was ordained to the priesthood in January 1992 in the Episcopal Diocese of Los Angeles.