Mike Arougheti, the co-founder of Ares Management, said that he is a "huge bull" on the private debt market at the Private Debt and Mezzanine conference at the InterContinental Berlin on Monday.

The popular event, which is a prelude to this week's SuperReturn conference, was standing room only as private equity executives and investors gathered to discuss where the new asset class was going in an era of cheap credit and low returns.