A Leading Home Improvement Contractor Serving the Kansas City Metro Area

One Source KC, based in Belton, Missouri, specializes in egress windows, versatile siding solutions, and full-service basement finishing for homeowners across the Kansas City metro area and beyond. With 50 years of combined experience, our in-house crews are known for their dependability, professionalism, and courteous service. Locally owned and fully licensed, we are dedicated to ensuring homes are not only beautiful but also safe and functional. Choose One Source KC for unmatched quality.

At One Source KC, each project unfolds with precision and care, guided by a methodical process rooted in decades of expertise. From initial consultation to final installation, we prioritize your vision. Our unwavering commitment ensures not just a transformed space, but also your complete satisfaction. With us, excellence isn’t just an outcome—it’s a promise.