JS Custom Construction LLC is a locally owned and operated business serving Sioux City and the surrounding communities. Specializing in residential home improvements with a focus on quality craftsmanship. Let JS Custom Construction build your next project. If you can dream it we can build it! JS Custom Construction has extensive experience in kitchen remodeling, bathroom remodeling, residential home additions, basement and attic finishing, and general contractor projects. Licensed, insured, and bonded call today for your free estimate!