Visitation: Visitation, with family present, will be Tuesday, July 7, 2026 from 5-7 p.m. at Heritage Funeral Home.

Service:   A Celebration of Nick’s Life will take place at 10:00 a.m. Wednesday, July 8, 2026 at Heritage Funeral Home, Sioux Falls, SD. 

Nicholas “Nick” Mattern, age 46, died Monday, June 29, 2026 at Dougherty Hospice House in Sioux Falls, SD.  A Celebration of Nick’s Life will take place at 10:00 a.m. Wednesday, July 8, 2026 at Heritage Funeral Home, Sioux Falls, SD.  Visitation, with family present, will be Tuesday, July 7, 2026 from 5-7 p.m. at Heritage Funeral Home.  In lieu of flowers, memorials may be directed to The Foster Network (www.thefosternet.org)