Autotrader.com, Inc. is an online marketplace for car buyers and sellers, founded in 1997. It aggregates new, used, and certified second-hand cars from dealers and private sellers. The site also provides users with automotive reviews, shopping advice, and comparison tools for car financing and insurance information. The firm is based in Atlanta, Georgia. Since 2018 it has also been operating in Australia. Autotrader.com is owned by the Cox Automotive subsidiary of Cox Enterprises. The company is led by Sanford Schwartz.