Engineering and architecture companies Short Elliott Hendrickson and Russell Planning & Engineering completed their merger deal. Financial terms were not disclosed. “Early in the due diligence process, we recognized the value both companies could offer to employees and clients. Mike Russell and his company are well-known, well-respected and award-winning. We look forward to leveraging the talents of both companies for the benefit of our clients and our employees.” David Ott, SEH President and CEO.