Dennis T. Nemmers, 77, of Le Mars, Iowa, passed away on Sunday, January 2, 2022, at his home. Mass of Christian Burial will take place at 2:00 p.m. on Thursday, January 6, 2022, at All Saints Catholic Parish-St. James Church in Le Mars. Burial will follow at a later date at Calvary Cemetery in Le Mars. Visitation will begin at 1:00 p.m. on Thursday at the church. Expressions of sympathy may be directed through www.mauerjohnsonfh.com