Lee T. Barnum

Thomas (Tom) J. Diersbock, LEED AP, is a graduate of Arizona State University with a Bachelor of Science in Construction Management. As the Vice President and District Manager for Hensel Phelps’ Pacific District based in Honolulu, Hawaii, he is responsible for the overall management and operation of the Pacific District, including the Hawaiian Islands and Guam.

Tom began his career with Hensel Phelps, rising through the ranks from Field Engineer, Office Engineer, Project Engineer, Project Superintendent, Project Manager, and Operations Manager, before being appointed Vice President and Pacific District Manager.

Tom spent much of his career with Hensel Phelps in the Southern California District where he was the project manager on notable projects, such as, the Hilton San Diego Bayfront Hotel and the United States Federal Courthouse in San Diego. In 2012, Tom was promoted to Operations Manager after he and his family relocated to the Pacific District in Honolulu, Hawaii. Tom helped to establish the Pacific District by overseeing some of the District’s largest projects.