Phoenix Art Group Phoenix Art Group, under the inspiration of founder John Cline, and the partnership of Joseph Grassia and Harriet Hilburn, is a collaborative art studio located in Phoenix, Arizona. For more than 45 years, PAG has employed a group of multi-talented artists. The company is headquartered in a facility housing artist studios for painting, print-making and sculpture, as well as framing and digital art divisions. Our artists are constantly creating extraordinary collections of original works of art in an array of styles and mediums. We work on various substrates from canvas and paper to three dimensional wood, metal and acrylic