Conversation so far:
What kind of projects did Pete Wentz work on?
Apart from his musical career, Pete Wentz has been involved in various entrepreneurial ventures.
What was the first of Pete Wentz's entrepreneurial ventures?
Pete Wentz's company, Clandestine Industries, distributes books, clothing, and other merchandise.
Where is Pete Wentz's company, Clandestine Industries, based?
Clandestine Industries is based in Chicago, Illinois.

Question: Did he have any other companies?
Self-contained rewrite: Did Pete Wentz have any other companies besides Clandestine Industries?