Josh de Koning | Senior Pastor

Josh became a believer at age 25 and quickly began praying about ministry. After working in various fields (including fire-fighting, teaching, and farming) and helping plant Harvest Bible Chapel Austin, he became the planting pastor for Crossway Bible Church in 2013.  Josh is passionate about the power of Scripture, Christian growth, and seeing the fruit of the gospel in everyday life and relationships. Josh is enrolled at Southern Baptist Theological Seminary, and he and his wife, Cara, have 4 children: Jonathan, Naomi, Benjamin, and Stephen.  Besides enjoying time with his family, Josh’s interests include reading, teaching, writing, BBQ, and coffee.

Nate de Koning

Nate de Koning | Director of Auxiliary Services

Nate leads, serves, and trains in the Biblical Counseling ministry at Crossway (Biblical Soul Care). He also serves in various roles in the church, including periodic worship leading.  Nate has been involved in ministry since he was 18, has served as a missionary in Central America, and has received training in Biblical Counseling through Front Range Bible Institute and the Association of Biblical Counselors. His greatest passions are being a part of what Christ is doing in the hearts and souls of people, helping marriages flourish to display God’s glory, and men’s discipleship.  He and his wife, Amanda, have four children: Nathan, Samuel, Jaden, and Joseph (Jax).  In his free time, Nate enjoys bike riding, running, spending time with his family, and carpentry projects.

Jill Patrick Finance Manager

Jill Patrick | Finance Manager


Jill lives in Nashville, TN with her husband Ryan and Labra doodle, Maverick. She has worked with Harvest North Phoenix for over 7 years, and is the finance administrator for 5 churches.  She loves using her gifts to serve the leadership of the church as they steward the resources the Lord entrusts to them.  In her free time, Jill enjoys spending time with friends and family, being outdoors (especially on the lake), and crafting.

Tim Mershon | Pastoral Assistant

Tim joined the Crossway staff in 2016 and serves in many different capacities, from creative projects to technology and administration. He is excited about the role he gets to play in advancing God’s kingdom, and enjoys spiritual encouragement as he serves alongside the other staff. Tim is pursuing a Bachelor of Fine Arts in Graphic Design, and in his free time he enjoys basketball, music, videography, and spending time with his family.

Seth Kempf | Minister of Small Groups and Assimilation

Seth has been in ministry since 2004 and joined the Crossway staff in 2016.  He oversees and develops small groups, provides leadership for multiple ministry teams, preaches on occasion, and provides administrative support.  Seth is devoted to discipleship becoming the personal mission of every believer and loves seeing God transform people as they engage in the body of Christ. He enjoys spending time with his wife and kids, coffee, breakfast tacos, Texas winters, and great company – especially his Crossway family. 

Trebes Sasser Jr. | Elder Chair

Trebes and his wife, Michelle, are San Antonio natives and graduated from Texas A&M University. They are excited to share God’s grace with others and Trebes is eager to walk alongside other men in the church as they grow together in Christ.  Trebes works in his family business, investing in and operating commercial real estate properties locally.  The Sassers have three children: Harper, Riley, and Trebes III. When Trebes is not spending time with family, working or serving the church, he enjoys hunting, fishing, running, and anything outdoors.

Eric Fulkerson | Elder

Eric is from Washington State, served in the army, and holds a Bachelor of Science and an MBA. He and his wife, Carissa, moved to Texas in 2013 for Eric’s role as Project Manager with the Defense Health Agency. Eric is passionate about biblical discipleship in the church, church-planting, and seeing others grow in their relationship with the Lord.  Eric and Carissa have five children: Grace, Jonah, Micah, Kerith, and Titus. In his free time, Eric enjoys quality time with his family, cooking BBQ, watching his San Francisco 49ers, and college basketball.

Clayton Ryden | Elder (in hiatus)

Clayton grew up in San Antonio and graduated from Baylor University. He works for a commercial real estate appraisal firm, and his wife, Chelsea, works for an international ministry. Clayton is passionate about counseling others from God’s word and planting gospel-centered, discipleship-oriented churches. The Rydens have two boys, Samuel Stone, who is in heaven, and James August (Gus). Outside of family, work, and church, Clayton enjoys spending time outdoors, hanging out with friends, listening to music, and playing and watching sports.

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