Our past performance is demonstrated by the satisfaction of our clients.

Dr. Hsing-Cheng Liu, Ph.D., P.E. Chief Engineering Geologist Colorado Department of Transportation “I am very pleased with Yeh and Associates performance and quality of work. I would recommend them to anyone requiring a high level of geotechnical service. Personnel are technically excellent and willing to do what it takes to get the job done.”

Khamis Haramy, P.E. Sr. Geotechnical Engineer FHWA Central Federal Lands Highway Division “Yeh and Associates are known for delivering excellent quality, great value geotechnical reports on time and on budget. Their reports are very well written and generally include cost-effective, well-justified recommendations. Their cost estimates to conduct the work were frequently below our Independent Government Estimate. The projects were well planned, coordinated, and managed.”

Firm Profile

Yeh and Associates, Inc. is a full service geotechnical engineering firm. In addition to the traditional investigation services, the firm provides engineering services ranging from geotechnical design to support in the environmental assessment process. Some of the design services include retaining structures such as soil nails, mechanically stabilized earth, micropiles, and ground anchor systems, we also provide design services for soil improvements for foundations and subgrades. Our construction services include materials testing, construction observation and construction site management support.

Yeh and Associates is a certified 8a Small Disadvantaged Business (SDB) under the U.S. Small Business Administration guidelines. We are also certified Underutilized Disadvantaged Business Enterprise (UDBE) for the State of Colorado and Regional Transportation District and a Minority Owned Business Enterprise (MBE) for the City and County of Denver.

Client Service – the ability to meet the needs and exceed the expectations of our clients with respect to performance, budget, and schedule – is one of the reasons Yeh and Associates has grown to be one the premier geotechnical consulting firms in the western United States. Most of our work is performed for repeat clients, both government and private sector. We believe that the relationships we have fostered with many clients are indicative of how well our work is received.