Ronald M. Mueller, 69, of Red Bud, passed away Jan. 1, 2025, in Red Bud. The visitation will be held from 4-8 p.m. on Tuesday, Jan. 7 at Quernheim Funeral Home in Waterloo and from 9-10 a.m. on Wednesday, Jan. 8 at Zion United Church of Christ – St. Joe in Waterloo. The funeral service will be held at 10 a.m. on Wednesday, Jan. 8 at Zion United Church of Christ – St. Joe with Pastor Patrick Poole officiating. Burial will immediately follow at the church cemetery.