How to Make a Concrete Countertop. A step by step guide to fabricating beautiful concrete countertops by hand. Learn to build concrete countertops! This video provides step-by-step details on how to build concrete countertops using materials and methods. Led by our national trainer Rich Rhoades and specialist Matt Mondini, we go through the whole process: first templating on site, then each step of the fabrication process in our shop, and finally back to the customer s home for installation. Along the way, Buddy, Rich and Matt share the many techniques we ve developed over the years to produce distinctively successful results. Plus, there's extra information about Buddy's signature pressed technique, casting in place, custom molds and more.