Westcor is a subsidiary of The Macerich Company and owns 18 shopping malls and plazas in the Southwestern region of the United States. It was founded in 1964 by entrepreneur Bob Teske. Headquartered in Phoenix, Arizona, Westcor is Arizona's leading mall developer. It has 16 properties in Arizona and 2 properties in Colorado. ArizonaArrowhead Towne Center: GlendaleBiltmore Fashion Park: PhoenixThe Borgata: ScottsdaleChandler Fashion Center: ChandlerDesert Sky Mall: PhoenixEstrella Falls: Goodyea… (More on Westcor)