As Box prepares IPO, rivals want its business By: CNBC.com News January 22, 2015 at 11:33 AM EST As Box's CEO Aaron Levie prepares to take his company public, he knows there are many rivals, public and private, gunning for his business. Read More >> Related Stocks: Coach EMC Corp Eli Lilly General Electric Google, Inc. Home Depot Microsoft News Corporation Under Armour