Authentic Brands Group (ABG) is a brand development, marketing, and entertainment company, which owns a portfolio of global media, entertainment, and lifestyle brands. The company was founded in 2010 by Jamie Salter, and is headquartered in New York City. ABG's portfolio includes over 50 brands, such as Marilyn Monroe, Elvis Presley, Muhammad Ali, Shaquille O'Neal, and Sports Illustrated. The company's business model is to acquire intellectual property rights to well-known brands, and then monetize them through licensing deals, partnerships, and collaborations. ABG has been recognized as one of the fastest-growing companies in the United States by Inc. Magazine, and has been named one of the most innovative companies in the world by Fast Company.