Staff Directory


Rev. William Saunders, Pastor

Father William P. Saunders was ordained a priest for the diocese of Arlington in 1984. He holds a bachelor of business administration in accounting from the College of William and Mary and a master of arts in sacred theology from St. Charles Borromeo Seminary. He also has a doctor of philosophy in education administration from the Catholic University of America.

After being ordained in 1984, Fr. Saunders served at St. Mary Church in Alexandria, then as chaplain at Marymount University in Arlington, and then at Queen of Apostles Church in Alexandria. In 2000, he was appointed the founding pastor of Our Lady of Hope Parish in Potomac Falls, Virginia. He was also dean of the Notre Dame Graduate School of Christendom College in Alexandria from 1997 to 2001.

Rev. Peter McShurley, Parochial Vicar

Father Peter McShurley grew up in Linden Virginia, number 5 of ten kids. He attended freshman year of college at University of Dallas before graduating from Christendom College with a degree in Philosophy. 

Fr. McShurley entered seminary right after college where he studied for two years of Pre-Theology at St. Charles Borromeo Seminary in Philadelphia. After Pre-Theology he was sent to Rome to complete 4 years of seminary formation before being ordained a priest on June 6, 2020 at the Cathedral of St. Thomas More in Arlington. 

Fr. McShurley very much enjoys hiking, running, and golf, among other sports. He also enjoys reading, especially classic literature and other novels. He continues to play classical piano as a past time and is an avid listener to classical music. St. Agnes Parish is his first assignment as a priest. 

Rev. Anthony Pinizzotto, Priest in Residence

Father Anthony J. Pinizzotto received a BA in English from Allentown College of St. Francis de Sales (De Sales University), an MA in forensic psychology from John Jay College of Criminal Justice, an MA in Theology from De Sales Graduate School of Theology, a PhD in psychology from Georgetown University, a post-doctoral MS in clinical psychopharmacology from Alliant University. He completed a year-long post-doctoral institute on the psychology of trauma at the Maryland Psychological Association/Foundation. He also completed post-doctoral training and certification in biofeedback. He retired from the FBI’s Behavioral Science Unit as a clinical forensic psychologist and senior scientist after 20 years. Ordained in 1978 in the Oblates of St. Francis de Sales, he was incardinated in the Diocese of Arlington in 2014.

He is retired from active ministry but works with  the Arlington Diocesan Tribunal conducting psychological assessments.  Fr. Pinizzotto is in residence at St. Agnes Catholic Church. Prior to coming to St. Agnes, Father was assigned at St. Luke Catholic Church in McLean, VA for seven years.  Prior to that, Father was assigned to St. Timothy Catholic Church in Chantilly, VA.  Before his assignment at St. Timothy Catholic Church, he resided at St. William of York Catholic Church in Stafford, VA, for thirteen years.  Fr. Pinizzotto will often be seen walking his faithful companion, Mia, an English Labrador retriever. 

Parish Office Staff

Vitoria Vargas, Business Manager
[email protected]
703-525-1166 x125

Ligia Santos, Accountant
[email protected]
703-525-1166 x103

Armelle Tallec, Administrative Assistant
[email protected]
703-525-1166 x101

Joan Biehler, Coordinator for the Protection of Children
[email protected]
703-525-1166 x130

Brian Sherry, Operations and Maintenance Manager
[email protected]
703-525-1166 x109

John Dolata, Maintenance Technician
[email protected]

Michael Sirotniak, Coordinator of Adoration, Security & Logistics
[email protected]
703-525-1166 x129

Faith Formation Office Staff

Lisa Orosa, Director of Faith Formation
[email protected]

Music Ministry Staff

Katrina Keat, Director of Sacred Music
[email protected]   
703-525-1166 x131

More Parish Happenings

Winter Clothing Needed!

Your donations of “gently used” winter clothing will help warm the newly arriving families supported by Catholic Charities’ Newcomer Services…

Learn more

Diocese of Arlington Strategic Plan

On September 27, Bishop Burbidge announced an exciting new effort to help the Diocese of Arlington better achieve its mission….

Learn more

St. Agnes Parish FY 2021 Report to Parishioners

Learn more

Join Bishop Burbidge for the Diocesan Marian Pilgrimage on October 30, 2021

Bishop Michael Burbidge, Bishop of Arlington, invites you to join him to mark this “Year of St. Joseph” at the…

Learn more