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Staff:

William Chang, P.E., Principal

Has more than 40 years experience in geotechnical engineering. Founded GEO Group Northwest, Inc. in 1990 after working for geotechnical engineering companies in California and Washington. Principal-in-charge for all projects. Expertise includes studies for foundation design, structures, landslide stabilization, shoring design, seismic analysis, liquefaction, earthwork quality control and environmental site assessments. Holds P.E. licenses in Oregon and Washington and both P.E. and E.G. licenses in California.


BSCE from Drexel University, MSCE from University of California, Berkeley



GEO Group Northwest,Inc., has experienced and well-trained engineers and geologists on staff to serve our clients needs.



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