Spectrum Glass Company - Makers of fine Cathedral glass, Opalescent glass, Baroque, Artique and System 96 Fusible glass products.
Inland Craft Products - Manufacturer of tools, equipment and supplies for the glass hobbyist and professional.
Glastar Corporation - Founded in 1978, the Glastar Corporation is the originator of the diamond glass grinder and is the leading manufacturer of glass-shaping equipment, tools accessories and supplies.
Gryphon Corp - Manufacturers of the C-40 Glass Bandsaw, Omni 2 Glass Wiresaw, Studio Glass Cutter, Gryphette Grinder and many other fine products.
Dragonfly Software - Creators of Glasseye 2000, the premiere software for stained glass design.
Kokomo Opalescent Glass - This is the oldest manufacturer of opalescent and cathedral stained glass in the world and has been in continuous operation since 1888. Amazing glass.
Retailers of Art Glass & Supplies - A non-profit organization of owners of retail stores selling stained glass supplies, with membership worldwide.
