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Who We Are


Rob Rienstra

Senior Pastor

Originally from New Jersey, Rob graduated from Rutgers University and then Westminster Theological Seminary in Philadelphia in 1986. He has planted a church in southern New Jersey, revitalized a church in Massachusetts, and served the Lord at Trinity since 1999.

Besides his work at Trinity, he is active in the Metro-Atlanta Presbytery, serving on the Shepherding Committee and as the Pastor-at-Large for the Presbytery (pastoring pastors). He also serves on the boards of Newton County Pregnancy Resource Center and Find Hope Counseling Ministry for East Metro-Atlanta.

Rob loves to read, watch college basketball, play golf, and be a grandfather. He has been married to Lynne since 1981. They have two adult (married) children and became grandparents in 2021.

Matt Abel

Assistant Pastor

Born, raised, baptized and admitted to the Lord’s Table in Tennessee, Matt attended Princeton University. While there, he earned a varsity letter in rowing and won two national championships. After earning a history degree, he earned his
Master of Divinity from Princeton Theological Seminary.


Following seminary, Matt was Head Coach of Plant High School Rowing Association in Tampa, FL and served as vice-president of the Florida Scholastic Rowing Association. Much more importantly, Matt met his wife Janinne in Tampa. They have three children: an adult daughter (Ayden) and two young sons (William and


Matt ministered at Holy Trinity Presbyterian Church in Tampa before being called to Trinity. He enjoys sitting outside in the morning talking with Janinne while she sips tea and he has his second (or third) cup of coffee.


Heather Hauser

Music Director & Pianist

Heather has been involved with church music continually since she was a teenager, first subbing for pianists, then serving in various churches as pianist, organist, and choir director. She has served at Trinity since 2008. Heather and husband David, also a talented musician, have been married for forty-five years and have six grandchildren.

Leah PrincE

Office Administrator

Our Administrative Assistant/Treasure has run her own business for 22 years, primarily in accounting. She has served at Trinity for the past 5 years, covering our bookkeeping, bulletins, calendars, and keeping us running smoothly. She has been married to William for 23 years and has two adult children. Leah enjoys spending time with her family and is always up for a trip to the beach.

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