• Jon Mroos

    Lead Pastor

    Jon has been the Lead Pastor at Frontline since January 2019. He and his wife Jessica are from Seattle and have spent the last 15 years planting, reviving, and pastoring churches in Washington State, California, and Cambodia. Jon is deeply passionate about teaching the Bible in a way that all can grasp, helping people explore a life with Jesus, developing the hearts of leaders within the church, and training leaders internationally. Jon and Jessica have two daughters in college, Maddy and Auna. Jon is a graduate of Berean Baptist College, Piedmont University, and is currently finishing a degree at Southwestern Baptist Theological Seminary. When Jon isn’t doing ministry, you’ll find his nose in a J.R.R. Tolkien book, dreaming up a trip to see historical sites, or exploring the outdoors with his lovely wife. 

    Get in touch with Jon at

  • Chris Opiela

    Associate Pastor/Campus Pastor

    Chris started at Frontline in July 2017. He and his wife Kelly met in grade school in Pennsylvania. They served together as missionaries for three years in East Asia prior to coming to Germany. Chris has a Master of Theology degree from Dallas Theological Seminary. They love books, making memories through travel, and talking about Jesus with people who’ve never heard of Him. They have two daughters. 

    Get in touch with Chris at

  • William Nockles

    Associate Pastor

    Will came to Frontline in May of 2018 after serving at a church plant in his home-town of Portland, Oregon for nearly five years. He and his wife Annie met as high schoolers on a mission trip to Haiti. They love hiking, traveling, hosting people, water sports, and singing with their three little boys. He has his Bachelors Degree in Pastoral Ministry from Boise Bible College and is particularly passionate about conversations over coffee, writing music, and church planting. 

    Get in touch with Will at

  • Dondria Wallace

    Women's Ministry Director

    Dondria is very excited to serve as Women’s Ministry Director as of June 2018.  She is originally from Philadelphia, Pennsylvania, where she met her husband of 24 years, Lloyd Malone. Lloyd and Dondria have four teenagers who keep them on their toes! Their family is a “nerdy” bunch who loves to talk about technology. She is a graduate of Texas A&M, with a Bachelors Degree in engineering technology. Dondria is also a breast cancer survivor who enjoys sharing stories about God’s faithfulness throughout her journey. Her hobbies include jewelry making, adult coloring books, card making and eating new foods. 

    Get in touch with Dondria at

  • Jana Blount

    Administrative Assistant

    Jana is very excited to serve as Frontline’s Administrative Assistant. She is originally from Heilbronn, Germany. She and her husband David love studying the Word and worshiping together with their little daughter Soraya. Jana has her Bachelor’s Degree in American Studies, Philosophy, and Religion and her Master’s in Media, Ethics, and Religion. As a trained journalist she enjoys writing, talking, and listening to people. In her free time Jana likes to play volleyball and drums. 

    Get in touch with Jana at

  • Tracey Davis

    Finance Administrator

    Tracey has lived in Germany with her husband since October 2020. This is the fourth time they have lived overseas, but each time is a brand new adventure. Tracey and Dan have 4 kids ranging in age from 12-22, with 2 at university and 2 still living at home. Tracey has been a pediatric occupational therapist for 20 years and still likes to keep her hand in that career by teaching parents and other professionals about child development and learning differences. When Tracey is not working, she is out running trails, geocaching, or playing games with her family, always with a hot cuppa nearby. 

    Get in touch with Tracey at

  • Mark June


    Mark is very excited to be Frontline's bookkeeper. Mark, along with his wife, Susana, and daughters have lived in Germany since August of 2021. He grew up in Washington State, but calls Albuquerque, New Mexico home. When Mark is not working, he enjoys spending time with his family, helping others, cooking, playing board games, watching football, going on walks, exercising, and exploring Europe. He is a veteran of the USAF and has a bachelor's degree in business administration. His main goal as a bookkeeper is to maintain all key accounts and support the organization to the best of his ability, with a primary focus on God and organizational health. Mark enjoys serving others and loves the Lord with all his heart and soul. Mark is honored and privileged to work at Frontline.  

    Get in touch with Mark at

  • Auna Mroos

    Worship Leader

    Auna serves as Frontline’s Worship Leader. She is a student at Los Angeles Pacific University, working on a bachelor’s degree in Organizational Leadership. She is deeply passionate about serving the people of God through music and leading them each week into His presence through worship. Auna holds her position in high regard, as she believes that worship through music is such a powerful way for people to encounter the love of Jesus. Outside of leading worship on Sundays, Auna enjoys hiking and exploring with her family, taking long road trips, and reading good books. She is also an avid Lord of the Rings fan. 

    Get in touch with Auna at

  • Valeria Sarria

    Creative Content Coordinator

    Valeria is very excited to be the Creative Content Coordinator. She is originally from Colombia and raised in Florida. She is currently attending Florida International University for her bachelor's in Fine Arts. Her passion is graphic design and social media. Creativity excites her, she can create graphics all day and never get tired of it. Her main goal is to create content that will help others know God more. Seeing others grow in God and realize their potential warms her heart. Valeria loves to spend time with her family, reading, baking, and going on fun adventures. 

    Get in touch with Valeria at

  • Peter Mesaeel

    Audio Technician

    Peter and his family have been a part of Frontline for 7 years. They moved to Germany from Egypt, and they love serving the Lord, whenever and however they can. When he’s not mixing sound at the church, or helping his dad in their tech shop, you can find him recording worship songs at his small home studio. He loves playing any instrument but is especially passionate on the drums. He has been studying music production courses online from Berklee College of Music. Peter’s dream is to become a music producer. 

    Get in touch with Peter at

  • Stephanie Abel

    Frontline Kids Curriculum Coordinator

    It is with great excitement that Stephanie joins the Frontline team. Although Stephanie and her family have lived overseas since 2011, Stephanie calls Mississippi home and misses home so much! Stephanie's family is her rock, and she couldn't survive without them. Stephanie is married to her best friend, Tamas, and they have two children, a son born in 2015 and a daughter born in 2017. Stephanie says she has a huge heart and is most happy when she is helping others. 

    Get in touch with Stephanie at

  • Jessica González

    Frontline Kids Nursery Coordinator

     Jessica is excited to be part of the FC Kids Ministry as the 11am Nursery Coordinator since May 2021. She has been blessed to travel the world along side her husband and her 3 wonderful children. She has experienced many cultures and has met so many amazing people. Serving in different church ministries has brought her great growth and value. Jessica loves to spend time with her family, reading, traveling, gardening and her quiet time with the Lord. 

    Get in touch with Jessica at

  • Jocelynn Stroud

    Frontline Kids Nursery Coordinator

    Jocelynn is thrilled to be the new 9am Nursery Coordinator. Originally from Texas but she calls Alabama Home (Roll Tide!) She moved to Germany in 2019 with her husband Dakota. Jocelynn believes that God has called her to work with children and is currently working towards her bachelor’s degree in Elementary Education. As a teacher she feels she will have a unique opportunity to show God’s love to her students. Together Jocelynn and Dakota enjoy exercise, traveling and exploring the beautiful world around them.

    Get in touch with Jocelynn at

  • Caitlyn Chase

    Frontline Kids School Age Coordinator

    Caitlyn is very excited to join the Children’s Ministry team as the 11am School Aged Coordinator. She is extremely passionate about helping children grow into the best versions of themselves and truly believes that guiding their spiritual growth is one of the most impactful ways to help them develop. She has her Bachelor’s Degree in Agricultural Education from U.C. Davis and is currently working towards her Master’s Degree in School Counseling from Liberty University. She grew up in a small town in Northern California, which is where she discovered her love for agriculture, helping others, and God. Caitlyn met her husband Cory while line dancing. They got married in January 2020 and moved to Germany in August 2020. They love line dancing, playing board games, and spending time exploring outdoors. 

    Get in touch with Caitlyn at

  • Laura Martin

    Frontline Kids School Age Coordinator

    Laura is very excited to be the new coordinator for the school age kid’s ministry during the 9 am service. She is originally from Texas (the true God’s country), but has lived in Germany for a little over a year. Laura and her husband, Aaron, have been married for 12 years. They had five kids in five years, the oldest, Grace, is in Heaven. Her three boys and 1 girl, ranging from 7-3 keep her crazy busy at home. She home schools the three older children as well. As a family, they love the outdoors, animals, and gardening. Laura loves to have quiet time with her Bible, running, and Cross Fit. 

    Get in touch with Laura at