Introduction: Gundaker, a name that has been serving St. Louis since 1968. Commitment to exceeding expectations, attention to detail, and providing the best customer service are the "Gundaker's way." Gundaker Construction offers the highest-quality construction services, roof installation, restoration, and building services for commercial and residential properties. Gundaker Construction and Restoration is a full-service general contractor, specializing in all types of construction, roofing, and restoration.