Klass Law Firm LLP Categories Attorneys 4280 Sergeant Rd Ste 290 Sioux City IA 51106-4647 (712) 252-1866 (712) 252-5822 Visit Website About Us Attorneys Rep/Contact Info Julia Adams × Julia Adams Partner Zachary Clausen × Zachary Clausen Partner Jenny Cleveringa × Jenny Cleveringa Partner Ryland Deinert × Ryland Deinert Partner Clifton Kephart × Clifton Kephart Partner William Larson × William Larson Partner Jeff Puetz × Jeff Puetz Law Office Administrator Chris White × Chris White Partner Share × Print Email Facebook Twitter LinkedIn Tell a Friend ×