There are several stages. The first interview is about getting to know you as a person and your general motivations as well as a general introduction of the company. The second interview is about your skills. The third stage is about Detailed Case study to assess your BD, recruiting, strategy, sales skills ao. The whole process is based your skills. Work experience and credentials serve as entry point. If they are happy with the results of your case study, usually in the format of a presentation, you get to the final stage of getting to know the Managing Partners.