MENU Building Midwest Transportation Expansive projects connecting critical infrastructure. Check It Out! TRADITIONAL VALUES | FORWARD THINKING | OUTSTANDING RESULTS EXCAVATION We have the tools to do the job: clearing, blasting, stabilizing and grading. We'll prepare your site to your specifications. DESIGN & BUILD We're a national, qualified contractor providing complete, comprehensive end-to-end site preparation, utility infrastructure installation, and environmental remediation services. VALUE ENGINEERING Let us look at your project. We'll bring our experience and creativity to the table, crafting a proposal that will maximize quality, efficiency, safety and budget. A NATIONAL BASED CONTRACTOR We Are Committed To Quality In Everything We Do, And Safety Is Job One. Kolb Grading LLC is a national, qualified contractor providing complete, comprehensive end-to-end site preparation, utility infrastructure installation, and environmental remediation services. We bring our business, design and building skills to the project table to provide insight, ideas and solutions. Our experienced team is tech savvy and forward thinking but craftsmen at their core. Our employees utilize their knowledge and experience to identify the best possible solution with the goal of delivering nothing less than the best job possible, at the right price, on time and within budget. Dave and Janet Kolb started Kolb Grading in 1960 after Dave gained heavy equipment experience working on his family’s farm. Read Story WHY CHOOSE KOLB GRADING? Extensive pre-bid work behind every proposal Competitive bids and pricing Creative solutions that add value Solid, long-term relationships Commitment to quality, safety and value Success with challenging, high risk projects Contact Us Kolb Grading LLC 5731 Westwood Drive Weldon Spring, MO 63304 Phone (636) 441-0200 Contact Form © 2020 Kolb Grading LLC | 5731 Westwood Drive, Weldon Spring, MO 63304 | Phone (636) 441-0200 | Contact Form