Our Team

Our leadership team recognizes the authority of God and realize that we are shepherds who serve under Jesus Christ who is our Chief Shepherd. We desire to devote ourselves to prayer and to the ministry of the Word. Our goal is to equip the believers for the work of the ministry and help people find Christ and become fully devoted followers.

  • Lead Pastor | Ben Sosa

    Pastor Ben is a graduate of Biola University and has a Bachelor’s Degree in Christian Ministries. He is also an Ordained Minister with the Assemblies of God. Ben has served with Kids ministry, equipping community outreach with CityServe, expanding the food distributions, and establishing a diaper bank, he has served in the House of Prayer movement where he helped equip church leaders and volunteers to hear God’s voice in prayer for healing, intercession and worship. He has a passion to encourage every believer to do the work of the gospel, to help people discover their God given talents, and to tap into faith for things unseen and unknown. 

    Ben and his wife Taylor were married in June of 2022. Taylor has advanced her studies in education and works as a Curriculum Designer and as an English Language & Development Intervention teacher at a local school. Taylor has been involved in ministry, previously serving at an Assemblies of God church in Modesto, CA and Tulsa, Oklahoma. They have their wonderful dog, enjoy watching movies, going out for sushi, and playing board games with friends. 

  • Associate Pastor | Gary Geesey

    Pastor Gary and Charlotte have been in active ministry for 48 years.  They have 2 married sons and 8 grandchildren. Gary has a BS in Bible/Psychology from Bethany Bible College Master's in Church Leadership from Vanguard University.  

    Gary has served in various positions over the years: Youth pastor, Christian school teacher/Principal, worship leader/choir director, senior associate, lead Pastor, and Missionary Associate in Japan. Gary has enjoyed serving fellow ministers as a presbyter and facilitating/teaching classes for ministerial licensing requirements.                  


    Charlotte has a BS in Bible/Psychology from Bethany Bible College and Masters in Special Education from Fresno State University. She taught in public school for 25+ years serving students with special needs.  Charlotte has always shared in ministry alongside Gary through discipleship training, counseling, and serving on worship teams (vocals/keyboard). 

    Gary and Charlotte have a passion to love people to Jesus, opening the door to help them become fully devoted followers.

  • Worship/Creative Arts Pastor | Stan Geist

    Pastor Stan has been serving in ministry at Refinery Church for over 15 years with a passion for ushering people to a deeper relationship with God. He is married to Sylvia Geist and has 6 kids.

  • Siloe Spanish PAstor | Juan Castillo

    Pastor Juan and Maria Castillo have been leading the Spanish congregation at the Main Campus (Refinery Church - West McKinley Campus) for over 14 years. And have a passion for reaching primarily the Spanish speaking in the West Fresno Area. 

  • Youth Pastor | Juan "JJ" Castillo Jr.

    Pastor "JJ"  was born in the Bronx, NY. JJ moved across the United States of America all the way to the west coast in 1999, where he began his freshman year of high school. Former graduate of Hoover High, JJ brings with him a background in counseling. JJ has had the opportunity to serve within the Fresno County school districts since 2006, helping young people by being an example in their lives. JJ is happily married to Cynthia and they have 2 kids Isabelle and Ezekiel AKA Malachi. JJ has a huge heart to work with our teenagers within the community and continue to invest time in developing personal and intentional

    relationships with each student. LET’S GO RSM!