Mary Catherine O'Brien Berg Place Category: Real Estate Law ProfileReviewsMary Catherine O’Brien Berg completed law school at University of Georgia and has been practicing law since 11/5/2015. Mary Catherine O’Brien Berg is located in Macon, GA Leave a Review Cancel reply Your email address will not be published.Review text Select a rating Overall Select a rating Rating Name Email Website Save my name, email, and website in this browser for the next time I comment. * Previous Next