LPS is a four year preparatory high school owned and operated by the Wisconsin Evangelical Lutheran Synod (WELS). Its primary purpose is to train and encourage young people for the pastoral and teaching ministry in the WELS. In carrying out that purpose, LPS offers a curriculum that focuses on history, mathematics, science, English, foreign languages, music, and religion. LPS also offers a wide variety of co-curricular activities in music, performing arts, and athletics.