Blackstone Group Sues Vinod Gupta For $6.8M

The Blackstone Group is suing Vinod Gupta, the founder of business-to-business marketing company infoUSA, for $6.8 million, Reuters reported, citing a complaint filed with a New York state court. According to the complaint, Blackstone says Gupta owes the money as an advisory fee, even after the $463 million takeover of his company last July by private equity firm CCMP Capital Advisors, Reuters wrote.