Established in 1988, KC Engineering, P.C. is a design consulting firm located in Sioux City, Iowa, specializing in structural engineering and architecture. Licensed in 31 states in the Midwest and across the United States, our professional staff possesses the expertise to help you develop your project from conceptual and schematic design through detailed design, bidding, and construction phase support. KC Engineering also provides structural steel detailing, 3D modeling and rendering, design coordination and project management services.