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THE ULC TEAM

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Pastor - Christ Greenfield

Tim is a third-generation pastor with 13 years of pastoral experience with a doctorate in Organizational Leadership emphasizing missional and collaborative traits of pastoral leaders. You can read his doctorate here. Tim helped unite and mobilize a struggling church to become healthy, start new ministries for diverse people groups, and launch a multi-site ministry approach using home-grown leaders. He specializes in innovative thinking with a passion for the convergence of vision and execution. He has experience guiding churches, pastors, and leaders toward achieving their fullest potential through several group consultations and one-on-one Coaching Opportunities. Tim has been married 17 years to his high school sweetheart - he married way up. Jesus gave them three sweet and delightfully (most of the time) different children. When not mentoring others or reading, you can find Tim on the golf course in sunny Arizona!

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RACHEL GRACK

Unite Leadership Editor

Rachel is the dedicated Editor of the Unite Leadership Collective, where she channels her exceptional editing prowess into refining blogs, scripts, and our website. Balancing a fulfilling writing career with her role as a devoted wife and mother, Rachel embodies the essence of harmonious work-life integration. With a sharp eye for detail and a background in communication, she meticulously crafts and polishes content that encapsulates the ULC's vision. Rachel's unwavering commitment to fostering effective leadership and community engagement underscores her role. Through her multi-faceted approach to life, Rachel Grack continues to inspire others to strive for excellence in all facets of their lives.

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TANIA HILTON

Unite Leadership Director of Leadership Development

Tania was recognized early on for her passion for Christ and natural leadership gifts, joining the Unite Leadership Collective (ULC) team in 2019. Starting with IT and behind-the-scenes support, Tania’s adaptability and drive led her into multiple roles before she stepped into her current position as Director of Leadership Development. Tania holds a Master of Divinity, is certified as a Biblical Counselor, and is currently pursuing a Doctorate of Ministry with a focus on Christ-centered counseling. With a heart for both leadership and soul care, she helps individuals identify areas where they feel stuck—spiritually, personally, or vocationally—and walks with them through the transformative power of God’s Word and promise. Happily married since 2007, Tania and her husband are raising three teens who keep life lively and full of grace-filled moments. Through her work at ULC and in Christian counseling, she is passionate about equipping others to grow into the leaders God has called them to be.

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CHRIS HOLDER

Pastor – Bethel Dallas; Director – Strategic Partnership with LHOS

Chris Holder brings over 25 years of ministry experience, transitioning from roles as a youth minister and DCE to his current position as a pastoral leader. For more than a decade, he has focused on revitalizing churches and fostering intercultural ministries in urban settings. As the leader of a multicultural church in East Dallas, TX, offering worship in English, Spanish, and Kinyarwanda, Chris is actively developing a fully integrated model for ministry. He is deeply committed to empowering churches to engage with and serve their communities authentically. Chris's dedication extends to nurturing and mentoring emerging leaders; he currently guides two vicars and several lay leaders at Bethel. Additionally, Chris is passionate about Soul Care for ministry leaders, co-leading a monthly gathering in the DFW area. His doctoral thesis, Hug Your Cactus – An Approach to Soul Care, explores embracing and integrating all aspects of one's soul for holistic well-being. Beyond his professional pursuits, Chris enjoys spending time with many close friends and his adult daughter, indulging in interests like history, sports, travel, and new adventures.

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JACK KALLEBERG

Christ Greenfield Operational Executive Director

Jack is a retired U.S. Army veteran of 22+ years, where he served as a musician of the US Army Band and as a certified Master Resiliency Trainer.  In the public sector, he earned a degree in Finance and worked extensively in corporate finance, commercial lending, technology, and small business development.   Jack began his career in church ministry 15 years ago.  Jack has been asked to teach at several national and district-level conferences.  He is an operational church consultant, specializing in church systems & strategy, and is currently enrolled at Kairos University, completing his Master's in Christian Leadership.   Jack lives in Mesa, AZ, with his wonderful wife of 20 years and his teenage son.  He continues to live out his passion for playing music.  Today, you can find him jamming on the drums with the worship team most Sundays at Christ Greenfield’s Gilbert Campus.

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ADAM LAMB

Unite Leadership Podcast & Creative Media 

Adam serves as the Creative Media Lead for the Unite Leadership Collective, where he oversees production, editing, and media strategy for The Lead Time Podcast, the Tim Ahlman Podcast and related projects. A gifted Worship Director, artist, musician, and songwriter, he brings creative vision and technical excellence to every project. Beyond podcasting, Adam contributes to media development, storytelling, and newsletter writing—helping share the mission of multiplying courageous, gospel-centered leaders in the Church.

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JOE BERAN

Unite Leadership Podcast & Creative Media 

Rev. Joe Beran is a pastor, author, and leadership coach passionate about equipping the church for mission in a rapidly changing world. As the lead pastor of an LCMS congregation in Nebraska, he has firsthand experience navigating the challenges of ministry in a post-Christian culture. He is the author of  The Ends of the LCMS, a book that explores the realities of church decline and the opportunities for renewal through strategic leadership, collaboration, and a focus on the Gospel. With a heart for developing leaders, Joe works to empower congregations to embrace innovation, strengthen their witness, and faithfully steward their calling in their communities. Joe has served in a variety of ministry settings and is actively engaged in the broader conversation about the future of the church, including through his work with the Pacific Southwest District. He is a speaker on topics like church leadership, strategic planning, and the impact of technology on faith communities. Joe believes that the future of the LCMS depends on how well its congregations cooperate and work together. Whether coaching pastors, writing, or leading within his own church, his goal remains the same: to see the body of Christ thrive by embracing both faithfulness to Scripture and innovative leadership for the sake of the Gospel.

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