Conversation so far:
who is scott?
Rothstein has a team of "executive protection specialists" to guard the firm and his family, his teen-aged daughter.
what happened with swindle pitch?
CANNOTANSWER.
where did the money go?
In 2005, the year the Ponzi scheme allegedly began.

Question: who did he work with?
Self-contained rewrite: who did Scott W. Rothstein work with?