Vermont Structural Slate Company proudly offers some of the highest quality natural stones in the world. For over 150 years, we have quarried and fabricated Vermont slate. To complement our own Vermont quarried materials, we offer a select range of slates, quartzites, marbles, granites, limestones and sandstones from around the world. We specialize in custom architectural stone for the commercial, institutional and residential markets. Each stone has unique properties, capabilities and limitations.