Bullseye Glass Co. is a manufacturer of coloured glass for art and architecture with worldwide distribution and a strong commitment to research, education, and promoting glass art.

They are based in Portland, Oregon, and have collaborated with a community of artists worldwide with whom they have been instrumental in developing many of the fundamental materials and methods at the core of the contemporary kiln-glass movement.

They are widely known as the first company in the world to formulate and manufacture glasses that are factory-tested for fusing compatibility, and are also recognized for key contributions to the kilnforming, kilncasting, flameworking, and coldworking methods used to create glass art.

Products include sheet glass (COE 90), for both stained glass and fusing applications, stringers for fusing and flameworking, dichroic glasses, frits used in both fusing and lampworking, and a variety of supporing products.

COE 90