Contact
Let's talk about your project
Tell us about your site and scope and our team will get back to you as quickly as we can. Prefer to talk it through? Call us. We're always happy to walk through a project.
Our office
Kolb Grading LLC
Visit our office
5731 Westwood Drive, Weldon Spring, MO 63304
Our corporate office is in St. Charles County, just north of the I-64/40 and Highway 94 interchange. Our crews don’t stay put. Kolb is a traveling heavy-civil contractor, and we’ve mobilized people and equipment to job sites across the country for decades. Wherever your project is, we bring the same self-performing team, fleet, and standards with us. We look forward to working with you on your next project.