Sam Leonor serves as Chaplain of La Sierra University, and also pastors the First Service of the University Church, a Seventh-day Adventist congregation dedicated to exploring contemporary Biblical spirituality. His ministry focuses on faith that engages culture deeply, is driven by a desire to love like Jesus did, and emphasizes justice. He hopes to see people continue to attach themselves to the work of the church as it continues to reveal Jesus to the world.

Sam was raised in Central America, where his parents were part of developing health care missions. He attended Southern College and Andrews University. He has been a pastor in North Carolina and California. 

He is married to Shelley Campbell Leonor. They have a daughter, Alexandra, and a son, Samuel Micah.