Internship Tips episode 4. All views and opinions are our own. We do not represent any MBB firms or any other company. We are seniors in college with differing backgrounds, experiences, and career paths. We came together to give our take on our college experiences so far. Today we discuss how to prepare for a case interview at a MBB consulting firm. MBB is Mckinsey & Company, Bain & Company and BCG (Boston Consulting Group).