BERWYN, Pa.--(BUSINESS WIRE)--Vertex Inc., the nation’s leading provider of corporate enterprise tax solutions, today announced it received the Americas Tax Technology Award for 2015 from International Tax Review (ITR). The Tax Technology Award is given to the tax technology service provider whose process or system has greatly improved the efficiency of an in-house tax department, and Vertex received the award for its Vertex® Indirect Tax O Series® Version 7.0. Vertex O Series provides tax prof