McColler Construction has been in business over 25 years and is locally owned and operated by Gary McCollar. McCollar Construction services Sioux Falls and surrounding area. We take pride in offering quality service with quality staff available to handle all of your flatwork needs. We specialize in Flatwork including: Basements Garages Approaches Driveways Sideways Or any other type of Flatwork you may need We also offer Free Estimates. We are Licensed, Bonded and Insured. Call us today!