Peter Carter is co-author with Cardinal Sarah of The Song of the Lamb: Sacred Music and the Heavenly Liturgy. He is the founder and director of the Catholic Sacred Music Project, which is devoted to forming emerging leaders for the renewal of sacred music. He also serves as the director of sacred music for both the Aquinas Institute of Princeton University and St. John the Baptist Church in Allentown, New Jersey. At St. John the Baptist, he leads the parish chorister program and conducts a thirty voice semi-professional Schola Cantorum who sing for a weekly Solemn High Mass in the Extraordinary Form.

He has sung and recorded with the Westminster Symphonic Choir, the Grammy® nominated Westminster Williamson Voices, The Same Stream, and The Lotus Project. He has performed as an organist in the United States and France and has played for televised liturgies on EWTN. As a clinician, he has led sacred music workshops throughout the United States and at the seminary of the Fraternity of St. Joseph the Guardian in the Diocese of Fréjus-Toulon, France. 

From 2016-2023, he served as the director of liturgical music for the Pro Civitate Dei summer conferences hosted by the Fraternity of St. Joseph the Guardian in the United States, France, and Chile. From 2019-2020, he served as co-host of Square Notes: The Sacred Music Podcast, interviewing prominent Church figures and musicians including Robert Cardinal Sarah, Olivier Latry, and Sir James MacMillan. In 2020 and 2024, Mr. Carter directed the music for Sarum Vespers in Philadelphia and Princeton which were the first Catholic Sarum liturgies in the United States.  In 2021, he founded The Catholic Sacred Music Project with an inaugural Choral Festival at the Cathedral-Basilica of Sts. Peter and Paul in Philadelphia, and a Choral Festival in San Francisco in 2022. He continues his work with the Catholic Sacred Music Project with an annual Sacred Music Summer School in Princeton, NJ, forming musicians to serve the Church with the highest level of musical excellence.

Mr. Carter holds degrees from Westminster Choir College.