Klass Law

The Klass Law Firm, L.L.P., with offices in Sioux City, and Sioux Center, Iowa, has a tradition of providing quality legal representation to clients in the tri-state area for over a century. Our attorneys offer 200 years of combined legal experience in a variety of practice areas. We are proud of our history and look forward to serving clients in Iowa, Nebraska, and South Dakota for another 100 years.