| Alfred McAlpine Slate -- Producer of natural slate with a wide selection of colours and textures suitable for roofing, cladding, flooring and landscaping. Worldwide distribution. |
| American Slate Company -- Suppliers of natural slate for natural roofing, flooring and paving projects . Includes a short history of slate and typical installation details. |
| American Slate Group -- Quarriers, importers and exporters of granites, marbles, quartzite, slates and stone tiles for construction purposes. Product specifications, characteristics and color charts. |
| Black Diamond Slate -- Features gallery of roofing slate products and material specifications. |
| Caithness Slate Products Ltd. -- Quarriers and suppliers of slate for roofing and paving . Product specifications and slide show of sample projects. Scotland . |
| Cuneo Angiolino & C -- Producers of slate for a range of uses including, flooring, roofing and billiard tables. Includes examples of roof laying techniques and flooring patterns . Italy . |
| East Slate Company Of China -- Produce Chinese slate products including flooring, roofing, mosaics , wall cladding, and paving . Product color charts and photographic representations of typical applications. |
| Echeguren Slate Inc. -- Importer, exporter and distributor of a range of exotic fine slate flooring and roofing tiles. Offers photographic samples of product line . |
| Hadeka Slate Corporation -- Quarriers and suppliers of a range of products which include flagstone, wallstone and decorative landscape stone . Offers various photographs of products and applications. |
| Hilltop Slate Inc. -- Supplier of structural and roofing slate. Product sizes, textures, colors and benefits . Part of Alfred McAlpine plc. |
| Historic Slate Roofs -- The repair, replacement, and maintenance of historic slate roofs by Jeffrey S.Levine. Includes a history of slate use, further reading and repair and replacement guideline . |
| Hodge Close Green Slate Quarry -- Producers of green slate for a range of applications including roofing, flooring and walling . Quarry history and typical application photographs . United Kingdom . |
| Inverness Slate -- Brief introduction to supply and installation companies. |
| North Country Slate -- Details roofing tile products, case histories, and tips for designing and working with the material. |
| Original Italian Slate -- Describes use of italian slate for billiard tables and playing surfaces, and provides craftmanship details, trade show list, and distributor information. |
| Premier Slate Company -- Located in the Bay Area, imports and supplies roofing slate. Features color and price sheet along with slate reference guide. |
| Slate International -- Specializes in supplying and roofing slate and vent caps. Features reference material for tile color and shape selection. |
| Stone & Craft Slate Import -- Selling slate, sandstone, quartzite and other natural stones to south-west Sydney. Large selection of slate and natural stones in New South Wales. |
| The Slate Portal -- Describes application of Ligurian slates in architectural and exterior applications. |
| The Tile Man Inc . -- Suppliers of slate and clay tiles for classical roofs. Includes FAQs and a short photographic tour of the company's stock yard. |
| The Virginia Slate Company -- Suppliers of roofing slate for new construction, restorations and repair work. Quantity calculation charts, technical information and examples of completed projects . |
| Universal Slate International Inc -- Offer slate and limestone from around the world in a range of colors. Product color charts and sample project photographs . |
| Vermont Natural Stoneworks -- Gallery of slate tile and memorials available, along with pricing list. |
| Vermont Structural Slate Company -- Natural Vermont slate for slate flooring, slate roofing, slate countertops, fireplace surrounds and other custom architectural uses since 1859. |
