David Rissenberg has over 25 years of experience in Information Technology, working principally in the area of Investment Banking. During this time, he has been responsible for the design and development of globally deployed applications including performance reviews, recruiting, workflow management, time tracking, online research management, contact management, internal and external client chargeback systems and others. Currently, his responsibilities at BMM include new product research, high-level application architecture, logical and physical database design, and the development of proprietary database technologies.