Brennan serves as Manager of Marketing and Communications for the Organization for International Investment (OFII). In this position he drives and leverages OFII's digital and online marketing and communications strategies, social media, and works to develop and manage OFII's executive issues-based conferences, which function as OFII's touchstone to its membership.

Prior to joining OFII in 2007, Brennan worked for Winston & Strawn LLP in Chicago, IL. In that role, he spent most of his time working on regulatory litigation and patent infringement cases.

Brennan is a graduate of the University of Wisconsin-Madison, where he obtained a B.A. in both History and Spanish.