Mayer began playing the guitar and writing songs when he was in high school. He studied Theology and music in college, and then spent two years in seminary. After deciding that the priesthood wasn't for him, he took a part-time job as a church music director for 8 years, In 1995, he quit his job and started touring full-time. Since then, Peter has gradually gained a dedicated, word-of-mouth following, playing shows from Minnesota to Texas, New England to California. He has ten CDs to his credit, and has sold over 70 thousand of them independently.