Tenor Aaron Lincoln Image Tenor - Aaron Lincoln
Our tenor Aaron Lincoln joined Triumphant Sound in April of 2014.  He resides in Sergeant Bluff, Iowa with his wife Sara and their five children.  He is a civil engineer, and serves as City Administrator for the City of Sergeant Bluff.  Aaron and his family attend Central Baptist Church in Sioux City where he is a deacon, worship leader, and very involved in many other church activities and groups.

Lead Richard Mack  Image Lead - Richard Mack

Richard has been singing gospel music for a number of years. Quartets you may remember were the Loess Hills Gospel Quartet and Faithful Fire Quartet. Richard’s most memorable moment was filling in for Mark Blackwood and singing with the Blackwood Gospel Quartet.


Richard is currently enjoying retirement. Richard and his wife Adelle make their home in Oto, Iowa and attend the German City Church.


Baritone Eric Hanson Image Baritone - Eric Hanson
Eric is a charter member of the group and also enjoys time booking and promoting nationally known gospel groups through his ministry Siouxland Gospel Promotions. Eric is a structural engineer by profession and is a part owner of KC Engineering, P.C. in Sioux City. Eric and his wife Julie reside in Lawton, Iowa with their three children. They are members of Heartland Community Baptist Church in Sioux City, Iowa where Eric serves on the Worship Team and also sings and plays acoustic and bass guitar on the praise team.

 Bass -  Eric Solberg Image Bass - Eric Solberg
Eric “Soultrain” Solberg joined the group in 2021 and is the newest and the youngest singer in the group. He is an agronomist for Hoegemeyer Seed in western IA. Eric and his wife Annie along with their two children live in Akron IA. Eric also enjoys farming in the Akron area with his family. Eric and his family attend First Baptist Church in Akron Iowa. In his spare time Eric enjoys riding his bicycle, spending time with his family and cheering for the Nebraska Corn Huskers.

Audio Technician Stevie Harris Image Audio Technician - Stevie Harris
Stevie Harris has been our audio tech since 2019. He was born in Sioux City, IA and grew up in Denison, IA. He relocated back to Sioux City in 2010 and has been a member of Heartland Church since 2012. He was saved and became a Christ follower in 2013. Stevie is a truck driver full time with Fedex Freight and he does audio on the side with his company called Amped Audio. In his free time he enjoys being outdoors ATV riding or on the lake. He also loves football and is a longtime fan of the Las Vegas Raiders.