A&S has been a family owned and operated business serving the greater Washington, D.C. area since 1971. A&S specializes in custom fabrication and installation of natural stone, quartz surfaces and tile with superior craftsmanship for both residential and commercial clients. A&S offers an extensive display of natural stone & quartz slabs, tile, cabinetry, home furnishings, lighting and accessories to help transform any space into the perfect expression of you.