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Staff are listed in alphabetical order by last name. See the Contact Form below to get in touch with a staff member.

Drew Angus
Congregational Care Pastor
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Drew came to Church of the Saviour in 2017 and has a Bachelor of Science Degree in Nursing from LaSalle University, a Master of Arts degree in New Testament and a Doctor of Ministry degree in Missional Leadership from Missio Seminary. Drew is married to Ann who is from Ireland and Scotland. Drew and Ann, have two adult sons. Luke is married to Courtney, and they have two adored kids: Lily and Milo. Caleb and Eliza are happily married with little Percy. Drew enjoys anything outdoors, animal husbandry, biking, and stand-up comedy.


Carli Bercek
Stephen Chang
Ministry Coordinator
Executive Pastor
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Before transitioning into ministry, Carli worked as a paralegal, where she developed a strong passion for serving others and supporting meaningful work behind the scenes. She holds a paralegal certification and is completing her undergraduate degree through Liberty University Online, with plans to pursue a master’s degree in the future. Outside of church life, Carli enjoys spending time with her dogs, volunteering in her community, and reading. She is grateful for the opportunity to help build community and support the ministries that make Church of the Savior a special place.
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Stephen began serving at Church of the Saviour in 2018 as the Family Pastor and stepped into the role of Executive Pastor in 2025. He and his wife, Sarah, are the proud parents of two energetic boys and a sweet baby girl. Raised in sunny California as a pastor’s kid, Stephen earned his Master of Divinity from Gordon-Conwell Theological Seminary and is currently pursuing a Doctor of Ministry. He enjoys watching MMA and chasing the elusive perfect espresso or cortado. He and Sarah share a love for good food and coffee, even if most of their culinary adventures now happen in their own kitchen or over takeout while wrangling bedtime.




Jon Christman
Christian Desseso
Christina Faust
Kevin Flannery
College & Next Gen Pastor
Campus & Maintenance Associate
Student Ministry Associate
Senior Pastor
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Jon joined Church of the Saviour in 2024. He is a graduate of the University of Notre Dame, Duke Law School, and Westminster Theological Seminary. He practiced law for more than ten years before following the Lord’s call to pastoral ministry. He is married to his high school sweetheart, Allison, and they have one daughter, Lizzy. He spends his Saturday afternoons watching Notre Dame football and his Saturday evenings either celebrating or grieving the results.
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Christian is from South Philadelphia and graduated from Boys’ Latin Charter School of Philadelphia in 2025. He enjoys exploring new food, boxing, video games, anime, and spending time with his cat and loved ones.
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Christina joined Church of the Saviour in late 2025. A self-proclaimed Bible nerd, she earned a B.A. from Moody Bible Institute and a Master of Theology from Dallas Theological Seminary. When not at the church, you can find her playing guitar, running, or meeting up with friends over coffee.
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Kevin has been senior pastor since 2015. His schooling includes a BA from Texas A&M, two master's degrees (Counseling & Divinity) and a Doctor of Ministry. Kevin has been married to his wife, Cheryl, since 1991 and they have one extraordinary daughter, McKenzie, who is married with two young sons.




Philip Griffin
Cam Jones
Caleb Kite
Lorraine Lewin
Family & Discipleship Pastor
Student Ministry Director
Ministry Coordinator
Heritage School Director
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Philip came to Church of the Saviour in 2025. Philip served as pastor of a few different churches for 30 years and prior to coming to COS was a hospice chaplain for 3 years. Philip has a Master of Divinity and a Doctor of Ministry. Philip is originally form Mexico City and is married to Azor, his best friend. Azor is a Clinical Psychologist who grew up in Hong Kong, but did her PhD studies in the U.S. Philip has three grown children and loves hiking, cycling and travelling the world with Azor.
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Cam moved to PA in early 2025 and joined the COS staff as the Director of Student Ministry eight days later! He graduated from Clemson University with a Bachelor of Science Degree in Industrial Engineering and married his wife, Emma, eight days later. Cam loves to listen to music, brew and drink coffee, watch Clemson football, play any kind of sports or games, and to take the family dog, Bambi, for a walk.
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Caleb has attended COS since 2022 and joined the staff in 2025. He graduated from the Word of Life Bible Institute in Pottersville, NY and earned a Bachelor of Music in Piano Performance from Cairn University. Fun fact: he was born in the lovely state of Hawaii. Not-so-fun fact: he grew up in New Jersey.
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Lorraine has been a member of Church of the Saviour since she and her husband were married here in 1994. Lorraine has three grown children and enjoys reading, playing pickleball, skiing, and engaging in arts and crafts. She holds a BS in Elementary Education and a MA in Reading instruction. Lorraine is currently the Director of Heritage School, a preschool and kindergarten, located on the church campus and a ministry of Church of the Saviour. Heritage School has a 44-year history of serving our community and sharing the love of Christ while educating young minds.

Leigha M.
Global Outreach & Communications Director
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Leigha joined staff in 2024 after serving in remote Sumatra for fourteen years. She graduated from Messiah College and earned a master's in Ministry Leadership while working at Cincinnati Christian University. Leigha met her husband, Luke, in college on a trip to the Philippines, and they have three amazing children who were raised and homeschooled in Indonesia. Things that are life-giving to her include having people in her home, learning about other cultures, creative projects, and going on adventures with her family.

Andrea McHenry
Ministry Coordinator
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Andrea studied Social Work in college, where she sensed a calling to anti-human trafficking ministry. She went on to serve as Director of a local anti-trafficking nonprofit and has spent over a decade in ministry supporting trafficking survivors and women in vulnerable circumstances. Her work included advocacy, direct services, and community collaboration, helping women rebuild safety, stability, and hope in Christ. She is married to Clark and has three adult children. She is grateful to be part of the COS family.

Beverly Moore
Worship Arts Organist
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Beverly started her first job as an organist and choir director at age 15 and by her senior year in college was the main organist at Wannamaker’s, playing 3 shows a day! She studied under the acclaimed Dr. Virgil Fox at Riverside Church in NYC. Beve was the organist/recitalist at The Great Auditorium at Ocean Grove and has been blessing us with her playing at Church of the Saviour since 1992! She loves the people at COS and loves playing for her Lord!

Josiah Pizzo
Campus & Maintenance Manager
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Josiah is from West Norriton PA and graduated from Norristown area high school in 2008. In 2011, he married the love of his life (Susan), and they now have three amazing boys! He enjoys hunting, camping, hiking, fly fishing, and playing baseball with his children.




Diana Postevka
Nick Postevka
David Rogel
Janice Shehan
Director of Worship Arts
Executive Director of Operations & IT
Media Arts & Brand Manager
Nursery Coodinator
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Diana has been passionate about worship since childhood and has been involved in it for as long as she can remember. At just 15, she began serving as a choir conductor. She holds a bachelor’s degree in choir conducting from the Ukrainian National Tchaikovsky Academy of Music and a master’s degree in music education from Dragomanov Ukrainian State University. She’s been happily married to her husband, Nick, since 2012, and together they’re raising two wonderful kids, Erika and Mark. As a family, they love exploring the outdoors, spending time hiking and cycling through beautiful landscapes filled with mountains, forests, and the ocean.
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Bio coming soon.
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David grew up in Waynesboro, Virginia, but moved to Philadelphia in 2002. He joined the Church of the Saviour staff in 2007 and has been supporting the ministries’ audio/visual needs ever since then. He plays various musical instruments in his free time, and lives with his wife Melissa in Lansdowne.
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Janice has been part of the COS Staff Team since 1994. She first came to COS as a college student, Janice and her husband Larry were married at COS, and their daughter Brigid has attended since she was 2 weeks old! Janice loves spending summers with her family at the beach in Ocean City, NJ, reading, listening to jazz music, and being the team mom for the sports teams that Brigid coaches. Her favorite Bible verses are Romans 8:38-39.

Craig Tanis
Campus Associate
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Craig grew up next to the Everglades near Miami, FL where he learned a strong appreciation for nature and the outdoors. After moving to Newtown Square in middle school he attended Delaware County Christian School until graduation. He began attending Church of the Saviour shortly after his graduation from (now) Calvin University. At that time, he also started a local contracting business until joining the COS staff in 2021. Craig has a beautiful wife, a daughter and two sons. He enjoys coaching sports and winter backpacking and snowshoeing in the Adirondacks.

Jervis Thornton
Interim Facilities Manager
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Bio coming soon.

Wendy Walters
Women's Ministry & Community Group Director
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Wendy, a native of Wayne, was introduced to Church of the Savior in 1988 which spurred her love of Jesus and brought her to a saving faith. She and her husband Russ have three young adult children. Her career began as an environmental engineer. After raising her young family, she earned an MDiv and finds great joy in connecting with others to encourage life-giving, gospel-centered community. When not in church, you’ll find her enjoying time with her family, walking, hiking, biking, and swimming near Lake George in the Adirondacks of New York.

Julia Yang
Business Manager
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Julia joined the COS staff team in 2023, shortly after relocating from Taiwan, the beautiful island in East Asia where she was raised. She graduated from National Taiwan University with a Bachelor of Arts in Library and Information Science. She serves as a community group leader for student ministry, where she enjoys spending time with young lives. Julia and her husband Jason have a lovely baby boy. This family loves to travel and visit friends all around the world.
