Circle K. ON … 475 and ON was No. Browse the top companies in Scottsdale, AZ. BestCompaniesAZ is best known for establishing large-scale workplace awards programs and events, including the Best Places to Work in the Valley, Arizona’s Most Admired Companies, Top Companies to Work for in Arizona and several large-scale events designed to support Arizona veterans and spouses and diversity and inclusion. Banner Health. The company has a dynamic portfolio of operating expansion and growth projects in the copper industry and is the world’s largest producer of molybdenum. What’s The Largest Company In Arizona? 492. Employment change since 2010: Added … Companies new to the Fortune 500 are Scottsdale-based Magellan Health (Nasdaq:MGLN) and Phoenix-based ON Semiconductor Corp. (Nasdaq: ON). PetSmart. These 10 organizations are the largest employers in Scottsdale https://www.zippia.com/company/best-companies-in-scottsdale-az 18. Scottsdale Arizona 85004 877-898-6569 / 480-882-4000 www.shc.org Magellan landed at No. Apply to jobs near you. Bank of America Corp. Arizona employees in 2011: 13,300. https://en.wikipedia.org/wiki/List_of_corporations_in_Phoenix Scottsdale Healthcare 6500 employees 7400 E. Osborn Rd. Salaries, reviews, and more - all posted by employees working at the top companies in Scottsdale, AZ.