St. Trinity Lutheran Church and Preschool

Mandi Ressler Ministry Position: Director of Family Life Background: An Ohio native, turned Michigander, Mandi received her bachelor’s degree in Family Life Education from Concordia University Ann Arbor in 2019. After graduation, she spent some time in South Africa as a missionary. She is now pursuing a master’s degree in Clinical Mental Health Counseling and…

Pam Boadway Ministry Position:  Choir Director Pam is a longtime member of St. Trinity and loves to praise her Lord in song.  She directs the choirs at St. Trinity and teaches at Grand Blanc Academy.  She taught in Lutheran schools for 29 years before switching to the charter school in Grand Blanc. When not busy…

Debbie Jackson Ministry Position:  Accompanist Debbie received her Masters Degree in Counseling from Oakland University in 1988 and she was also an exchange student in Denmark.  After spending her career as a nonprofit executive manager and then operating her own business for 8 years, she is now teaching at a local charter school. She performs…

Pam Hughes Ministry Position: Preschool Director and Teacher Background Info: Pam has spent many years as both a teacher and director in early childhood. She has been with St. Trinity since 2021. Phone: (248) 620-6154 Send a Message Send an email to Pam Hughes

Gretchen Goolsby Ministry Position:  Business Manager Gretchen has held many positions at St. Trinity since 2001, and currently serves as the Business Manager.  She values the opportunity to serve the Lord at St. Trinity and the ability to share her faith with others on a day to day basis.  She attended Arizona State University with…

Mary Stempien Ministry Position: Office Assistant Mary has spent many years within administrative assistant positions. She has also been a genealogist for more than 20-years.   Mary came to St. Trinity in 2024. Send a Message Send an email to Penny Bennett

Pastor DeVries A Michigan native, Pastor DeVries received an Associates in Liberal Arts from Oakland Community College in 2010. He spent 35 years in retail, the bulk of that time in management. Served in several roles at St. Trinity and 6 years as a Deacon at St. Paul’s in Pontiac. He was ordained through the…

Pastor Undlin A Washington native, Pastor Undlin received his Bachelor of Arts in psychology from The University of Washington in 1994.  He spent over a decade in sales until enrolling at Concordia Seminary, St. Louis, Missouri. Pastor Paul is married to his high-school sweetheart and together they have three adult children. He has served St.…