Meet Gei's

Patrick Chang, P.E., P.Eng.

Senior Professional

Patrick is a Senior Professional Engineer with the GEI office in Chicago, Illinois. He has over 25 years of experience, responsible for project management and technical support of geotechnical and civil engineering projects, specializing in foundation design for various scale structures, embankments and dams, mining, slope stability analysis, excavation and retention walls and forensic study, etc. Patrick has provided geotechnical studies for many high-rising buildings in Chicago, Illinois and around the world. He has been responsible for preparing and reviewing reports with engineering recommendations for various foundations, dams and embankments, transportation and mining projects.  Patrick enjoys getting each project completed to its expectation and satisfaction.

Patrick is a registered Professional Engineer in four States and five Canadian Provinces.


Chicago , Illinois


  • Licensed Professional Engineer: IL, WI, IN, MN, BC, AB, SK, MB, ON