Founded in 1994, Graphic Sign Supplies Incorporated is a supplier of vinyl materials and films for the sign industry. Based in Glendale, Calif., the company offers a range of casted, calendered opaque, translucent, metallic, reflective, fluorescent, window graphic and specialty vinyls and films. It also supplies an array of substrates, such as banner blanks, rolled goods, corrugated plastic, aluminum blanks, expanded polyvinyl chloride (PVC), magnetic sheeting, polystyrene and acrylic sign frames. In addition, Graphic Sign Supplies Incorporated provides coroplast holders, parking lot frames, A-frames, yard stakes and television frames.