For over 20 years, Semco Stone has been setting the standards for quality natural landscape stone. Located in Missouri, near ... the Mississippi River, Semco resides in the heart of Limestone Country. Our local quarries; Cedar Ridge and Blue River, provide a bountiful harvest of six distinctively different limestones. And our Brentwood Quarry boasts one of the most beautiful sandstones you will ever see. As the largest distributor of natural stone in the Midwest, Semco’s Perryville, Missouri yard occupies over 60 acres with an abundant inventory of natural stone varieties, a state of the art fabrication facility, tumbling and bagging operations, and our sales and corporate offices. Our Kansas City facility, Semco Outdoor, located in Belton, Missouri is a 20 acre sales and distribution center. The product offerings at both locations include; landscape stone, a variety of retaining wall stone, natural and man-made paving materials, water gardening supplies, slabs, and landscaping accessories. Semco also produces and distributes natural building stone veneer, including full and ThinCut. We have provided the elegant beauty of Mother Nature’s time-tested products to contractors, developers, nurseries, landscapers, garden centers, and retail outlets across the country since 1988. read more