North American Subrogation Expands Its Corporate Office in Dallas April 15th, 2017 Tags: Dana Lipp, Elliot Schuler, Gregory Zarin, NA Subrogation, National Association of Subrogation Professionals, North American Subrogation, NTHECC, NTHECC Conference, SubroSmart North American Subrogation is pleased to announce that it has expanded its office to provide more room for growth. The team played an active part in our expansion!