Architecture Stones - Veria Marble, Granite & Quartz Countertops is the largest stone fabricator and installer for residential and commercial properties serving all of Maryland, Washington DC, and Virginia, including our showroom in Rockville, MD. Your experience will be expertly guided by our staff and designers from start to finish in every aspect of your kitchen countertop project. We listen to our customers’ needs and our quality craftsmen pay attention to every detail from the customization of your countertop to the moment of installation. With over 4,500 countertop slabs, we have the greatest selection of top-quality stone-related products marble, granite, quartz, porcelain, travertine, quartzite and more from around the world.