CHICAGO--(BUSINESS WIRE)--Tech Image, a leading national PR agency that uses the latest digital strategies to help clients tell their stories more effectively, announced today that Michael A. Monahan has joined the firm as director of media relations, where he will serve as the primary media relations lead for Tech Image and its client organizations. "We are delighted to have Michael join us in this important role," said Dan O'Brien, chief executive of Tech Image. "He brings to us nearly two de