Dr. Paul Tautges serves as senior pastor at Cornerstone, having previously pastored for twenty-two years in Sheboygan, Wisconsin. Paul has authored or edited over 60 books including Anxiety: Knowing God's Peace, A Small Book for the Hurting Heart, and When Disability Hits Home. He is also the consulting editor of the LifeLine Mini-Book series from Shepherd Press. Paul is a Fellow with ACBC (The Association of Certified Biblical Counselors). He and his wife, Karen, enjoy their ten children, their sons- and daughters-in-law, as well as  a growing tribe of grandchildren. Paul enjoys writing as a means of cultivating discipleship among believers and, therefore, blogs regularly at Counseling One Another.

 Pastor Fedor had been President of his family business prior to answering God’s call to join the Cornerstone staff.  He has been a member of Cornerstone since 1995, an elder since 1998, and joined the staff in June of 2003.  Ed is ordained by the Evangelical Free Church of America and has a Master of Arts degree in Theology and completed one year of doctoral studies. He is a Certified Biblical Counselor through the Association of Certified Biblical Counselors (ACBC). He oversees the Growth Group ministries, produces Cornerstone's radio program ("Delight in the Word" on WCRF, 103.3FM), leadership development, ministry development, seminars, and administrative functions. Ed and his wife Elizabeth have two grown children, Austin and Sara.

Armand Tiffe was the founding pastor of Cornerstone, serving as senior pastor since its inception in 1989 until his retirement from that role in 2015.  He continues to serve part-time overseeing Cornerstone’s Biblical Counseling and Training Center.  Armand is a graduate of Liberty University, ordained by the Evangelical Free Church of America, and a certified biblical counselor and instructor of biblical counseling for the Association of Certified Biblical Counselors.  He is an author of several books, including Transformed Into His Likeness.  Armand and his wife Kathy are blessed with two adult children, their spouses, and five grandchildren.

Josiah grew up in Lebanon, Ohio and graduated from Cedarville University with a double-major in Worship Ministry and Music as well as a Bible minor. He served for several years on Heartsong, one of Cedarville's touring worship teams that traveled to churches and Christian camps to lead worship and minister to young people. Josiah joined the staff in 2018 and oversees the Worship Ministry and the Youth Group. He is currently pursuing a Master of Divinity in Biblical Counseling through Midwestern Baptist Theological Seminary. Josiah and his wife Grace welcomed their daughter, Neve, in 2021, and look forward to welcoming their second child in November.

Bobette and her husband, Scott, have been members of Cornerstone since 1990 where Scott serves as an elder. Together they facilitate Thrive, Cornerstone’s young adult ministry. Bobette joined the Cornerstone staff part-time in February of 2013.  She is a Certified Biblical Counselor through the Association of Certified Biblical Counselors (ACBC) and a former music therapist. Bobette directs Cornerstone's nursery program, children’s Sunday School and various children’s events such as Kidz Blast, Harvest Penny Fair, etc.  She also periodically teaches in the Women’s Ministry. Bobette and Scott have three adult children, Adam, Alyssa and her husband, Samuel Garver. Their favorite activity is playing with their granddaughter, Selah.

Angela and her husband, Jeff, have been members of Cornerstone since 2001.  Angela graduated with a degree in Business Administration in 2004.  She has been involved with the Children’s Ministry at Cornerstone, serving as a preschool teacher in the Sunday School.  For the past two years, Angela has served as the Kid’s Connection coordinator for the Motherhood Connection ministry.  Angela and her husband also oversee the hospitality ministry.  Angela and Jeff have two children, Victoria and Patrick.