Perella Weinberg Partners Advisory Summer Internship Program The 10-week internship program (including one week of training) provided by Perella Weinberg Partners allows interns to grow in their financial knowledge and expertise. Since Perella Weinberg Partners is one of the top guns in advisory firms, it is only expected that interns gather a great wealth of knowledge. Interns are expected to take on responsibility and develop a strong relationship within and outside of the workplace. Building financial valuation models, creating client presentations and actively engaging in complex transactions, including live deals are just some of the tasks that interns are expected to perform.